# log of descriptions used in parameter definitions goes_sxr_flare hec_id Event identification number (HEC internal number) goes_sxr_flare time_start Start time of flare goes_sxr_flare time_peak Peak time of flare goes_sxr_flare time_end End time of flare goes_sxr_flare nar NOAA active region index goes_sxr_flare lat_hg Heliographic latitude of event goes_sxr_flare long_hg Stonyhurst longitude of active region goes_sxr_flare long_carr Carrington longitude of active region goes_sxr_flare xray_class Importance of flare at X-ray wavelengths -- the peak flux measured at Earth in the 0.1 to 0.8 nm range in units of Watts/sq meter. (See the 'X-ray Class' in the HEC glossary for the specification of this field) goes_sxr_flare optical_class Average optical importance of flare -- a measurement of flare size and brilliance. (See the 'Optical Class' in the HEC glossary for the specification of this field) ngdc_halpha_flare hec_id Event identification number (HEC internal number) ngdc_halpha_flare time_start Earliest Universal Time of flare onset reported within a group. ngdc_halpha_flare time_peak Earliest Universal Time within group that flare reached maximum brightness ngdc_halpha_flare time_end Average of flare end times ngdc_halpha_flare nar NOAA active region index ngdc_halpha_flare lat_hg Average heliographic latitude marking the mean center of mass of the flaring region at its time of maximum brightness. ngdc_halpha_flare long_hg Average heliographic longitude of active region marking the mean center of mass of the flaring region at its time of maximum brightness. ngdc_halpha_flare long_carr Carrington longitude of the flaring region. ngdc_halpha_flare xray_class Importance of flare at X-ray wavelengths -- the peak flux measured at Earth in the 0.1 to 0.8 nm range in units of Watts/sq meter. (See the 'X-ray Class' in the HEC glossary for the specification of this field) ngdc_halpha_flare optical_class Average optical importance of flare -- a measurement of flare size and brilliance. (See the 'Optical Class' in the HEC glossary for the specification of this field) noaa_energetic_event hec_id Event identification number (HEC internal number) noaa_energetic_event time_start Start time noaa_energetic_event time_peak Peak time noaa_energetic_event time_end End time noaa_energetic_event nar NOAA active region index noaa_energetic_event lat_hg Heliographic latitude of the active region noaa_energetic_event long_hg Stonyhurst longitude of active region noaa_energetic_event long_carr Carrington longitude of active region noaa_energetic_event xray_class Importance of flare at X-ray wavelengths -- the peak flux measured at Earth in the 0.1 to 0.8 nm range in units of Watts/sq meter. (See the 'X-ray Class' in the HEC glossary for the specification of this field) noaa_energetic_event optical_class Average optical importance of flare -- a measurement of flare size and brilliance. (See the 'Optical Class' in the HEC glossary for the specification of this field) noaa_energetic_event radio_sweep_ii Type II sweep frequency noaa_energetic_event radio_sweep_iv Type IV sweep frequency noaa_energetic_event swf Shortwave fade yohkoh_hxr_flare hec_id Event identification number (HEC internal number) yohkoh_hxr_flare time_start Start time of flare. yohkoh_hxr_flare time_peak Time of flare maximum. yohkoh_hxr_flare time_end End time of flare. yohkoh_hxr_flare nar NOAA active region index yohkoh_hxr_flare lat_hg Heliographic latitude of H-alpha flare. yohkoh_hxr_flare long_hg Heliographic longitude of H-alpha flare. yohkoh_hxr_flare long_carr Carrington longitude of H-alpha flare. yohkoh_hxr_flare xray_class Importance of flare at X-ray wavelengths -- the peak flux measured at Earth in the 0.1 to 0.8 nm range in units of W m^-2. (See the 'X-ray Class' in the HEC glossary for the specification of this field) yohkoh_hxr_flare optical_class Average optical importance of flare -- a measurement of flare size and brilliance. (See the 'Optical Class' in the HEC glossary for the specification of this field) yohkoh_hxr_flare hxt_lo L-band (13.9 - 22.7 keV) peak count rate in cts s^-1 SC^-1 (with background of ~ 2 cts s^-1 SC^-1) yohkoh_hxr_flare hxt_m1 M1-band (22.7 - 32.7 keV) peak count rate in cts s^-1 SC^-1 (with background of ~ 1 cts s^-1 SC^-1) yohkoh_hxr_flare hxt_m2 M2-band (32.7 - 52.7 keV) peak count rate in cts s^-1 SC^-1 (with background of ~ 1 cts s^-1 SC^-1). yohkoh_hxr_flare hxt_hi H-band (52.7 - 92.8 keV) peak count rate in cts s^-1 SC^-1 (with background of ~ 9 cts s^-1 SC^-1). yohkoh_hxr_flare sxs_pc21 3 - 30 keV peak count rate in cts s^-1. yohkoh_hxr_flare sxs_pc22 3 - 30 keV peak count rate in cts s^-1. yohkoh_hxr_flare hxs_pc1 20 - 50 keV peak count rate in cts s^-1. yohkoh_hxr_flare hxs_pc2 50 - 600 keV peak count rate in cts s^-1. yohkoh_hxr_flare x_lat_hg Heliographic latitude of X-ray flare. yohkoh_hxr_flare x_long_hg Heliographic longitude of X-ray flare. yohkoh_hxr_flare x_long_carr Carrington longitude of X-ray flare. yohkoh_hxr_flare comment Comments yohkoh_hxr_flare yoh_event Yohkoh HXT event number. rhessi_hxr_flare hec_id Event identification number (HEC internal number) rhessi_hxr_flare time_start Start time determined from when the flux rate in the 6-12 keV band exceeds 3*sigma above the background level calcualted on a 60s running average. rhessi_hxr_flare time_peak The time of the peak flux for the flare in the energy range greater than 6 keV rhessi_hxr_flare time_end End time determined from when the flux rate in the 6-12 keV band drops below 3*sigma of the background level calcualted on a 60s running average. rhessi_hxr_flare nar The number for the closest NOAA active region index rhessi_hxr_flare x_cart Position in arcsecs from centre of the sun. rhessi_hxr_flare y_cart Position in arcsecs from centre of the sun. rhessi_hxr_flare radial_arcsec Radial distance in arcsecs from the centre of the Sun. rhessi_hxr_flare duration Duration of the flare in seconds rhessi_hxr_flare count_sec_peak Peak counts/second in energy range 12-25 keV, averaged over active collimators, including background. rhessi_hxr_flare total_count Total counts in energy range 12-25 keV integrated over duration of flare summed over all subcollimators, including background. rhessi_hxr_flare energy_kev The highest energy band in which the flare was observed. rhessi_hxr_flare flare_number An ID number, ymmddnn, e.g., 2042101 is the first flare found for 21-Apr-2002. These numbers are not time ordered, e.g., flare 2042129 occurred before 2042104. Also all sorts of problems have been noted since 2010 has started, and the energy range ha kso_halpha_flare hec_id Event identification number (HEC internal number) kso_halpha_flare time_start Observed beginning of flare. kso_halpha_flare time_start_m Time modifier: E means Earlier U means Uncertain D means Later kso_halpha_flare time_peak Observed maximum of flare. kso_halpha_flare time_peak_m Time modifier: E means Earlier U means Uncertain D means Later kso_halpha_flare time_end Observed end of the flare. kso_halpha_flare time_end_m Time modifier: E means Earlier U means Uncertain D means Later kso_halpha_flare lat_hg Heliographic latitude of flare kso_halpha_flare long_hg Heliographic longitude of flare kso_halpha_flare long_carr Carrington longitude of active region. kso_halpha_flare optical_class Average optical importance of flare -- a measurement of flare size and brilliance. (See the 'Optical Class' in the HEC glossary for the specification of this field) soho_eit_wave_transient hec_id Event identification number (HEC internal number) soho_eit_wave_transient time_start Start time of event (same as Image Time) soho_eit_wave_transient previmg_time Time of previous image. soho_eit_wave_transient img_time Image Time. soho_eit_wave_transient quality Quality Rating: Q0: Very low reliability; Q1: Low reliability; Q2: Low reliability; Q3: Intermediate reliability; Q4: High reliability; Q5: Nearly definite reliability; soho_eit_wave_transient lat_hg Heliographic Latitude soho_eit_wave_transient long_hg Heliographic Longitude. (A source longitude of 90 or –90 indicates that the apparent source of the wave was either at, above, or possibly behind the solar limb.) soho_eit_wave_transient v_ps Speed of wave-front on the plane of the sky. soho_eit_wave_transient v_proj Speed of wave front assuming the wave travels in a great circle along the Sun's photosphere. soho_eit_wave_transient pa Direction of Measurement on the photosphere expressed as a position angle (measured N through E) in relation to the Sun-Earth line.. soho_eit_wave_transient comment Comments. goes_proton_event hec_id Event identification number (HEC internal number) goes_proton_event time_start Start time - the first of 3 consecutive data points with fluxes greater than or equal to 10 pfu. goes_proton_event time_peak Peak time goes_proton_event nar The number for the closest NOAA active region index goes_proton_event lat_hg Latitude of the associated active region goes_proton_event long_hg Longitude of the associated active region goes_proton_event proton_flux Proton fluxes are integral 5-minute averages for energies > 10 MeV, given in Particle Flux Units (pfu), measured by GOES spacecraft at Geosynchronous orbit: 1 pfu = 1 p/sq. cm-s-sr. goes_proton_event cme_parameters ID of a SOHO/LASCO identified CME associated with this event (available since 1996 only). goes_proton_event time_peak_flare The time of the peak in the associated X-ray flare. goes_proton_event xray_class Importance of flare at X-ray wavelengths -- the peak flux measured at Earth in the 0.1 to 0.8 nm range in units of Watts/sq meter. (See the 'X-ray Class' in the HEC glossary for the specification of this field) goes_proton_event optical_class Average optical importance of flare -- a measurement of flare size and brilliance. (See the 'Optical Class' in the HEC glossary for the specification of this field) soho_lasco_cme hec_id Event identification number (HEC internal number) soho_lasco_cme time_start Start time - the time of first appearance in the LASCO/C2 field of view. soho_lasco_cme pa Central position angle for the CME soho_lasco_cme pa_width Position angle width of the CME soho_lasco_cme v the linear speed obtained by fitting a straight line to the height-time measurements made at the fastest section of CMEs soho_lasco_cme v_init quadratic speed obtained by fitting a parabola and evaluating the speed at the initial time of the event soho_lasco_cme v_final quadratic speed obtained by fitting a parabola and evaluating the speed at the time of final height measurement soho_lasco_cme v_20r quadratic speed obtained by fitting a parabola and evaluating the speed at 20 solar radii soho_lasco_cme accel Acceleration is obtained from the quadratic fit to the height-time measurements soho_lasco_cme pa_measure The position angle at which the height-time measurements are made (MPA for measurement position angle). noaa_active_region_summary hec_id Event identification number (HEC internal number) noaa_active_region_summary time_start Start time noaa_active_region_summary nar NOAA active region index noaa_active_region_summary long_hg Heliographic Longitude. noaa_active_region_summary long_carr Carrington longitude of active region noaa_active_region_summary area Total corrected area of the group in millionths of the solar hemisphere. noaa_active_region_summary zurich_class Modified Zurich classification of the group. noaa_active_region_summary p_value ? noaa_active_region_summary c_value ? noaa_active_region_summary dlong_hg ? noaa_active_region_summary n_spots Number of sunspots. noaa_active_region_summary mag_class Magnitude class noaa_active_region_summary region_type Comment on type of region noaa_active_region_summary solarmonitor_link Solar Monitor Link noaa_daily_solar_data hec_id Event identification number (HEC internal number) noaa_daily_solar_data time_start Date. noaa_daily_solar_data radio_10cm Radio Flux Penticton 10.7 cm: The 10.7 cm (2800 MHz) full Sun radio flux reported by the Dominion Radio Astrophysical Observatory at Penticton, B.C., Canada on the date indicated. Measurements are made at approximately 2000UT. Values are in units of noaa_daily_solar_data sesc_ssn Sunspot No: The SESC sunspot number for the indicated date is from the daily Solar Region Summary issued by SESC. The SESC sunspot number is computed according to the Wolf Sunspot Number R=k (10g+s), where g is the number of sunspot groups (regions), noaa_daily_solar_data ss_area Sunspot Area : Sum of the corrected area of all observed sunspots, in units of millionths of the solar hemisphere. noaa_daily_solar_data new_regions New Regions. noaa_daily_solar_data stan_smf Stanford Solar Mean Field. noaa_daily_solar_data xray_bkg X-ray Background Flux : The daily average background x-ray flux as measured on the SWPC primary GOES satellite. Note: X-ray flux values below the B1 level can be erroneous. Energetic electron contamination of the x-ray sensors occurs. At times of hig noaa_daily_solar_data n_c_flares Number of Type C X-Ray Flares. noaa_daily_solar_data m_flares Number of Type M X-Ray Flares. noaa_daily_solar_data x_flares Number of Type X X-Ray Flares. noaa_daily_solar_data opts_flares Number of Type S Optical Flares. noaa_daily_solar_data opt1_flares Number of Type 1 Optical Flares. noaa_daily_solar_data opt2_flares Number of Type 2 Optical Flares. noaa_daily_solar_data opt3_flares Number of Type 3 Optical Flares. ngdc_aastar_storm hec_id Event identification number (HEC internal number) ngdc_aastar_storm time_start Start time of onset of magnetic storm. ngdc_aastar_storm time_peak Time of maximum AA*. ngdc_aastar_storm time_end End time of the magnetic storm. ngdc_aastar_storm duration Duation of event in hours ngdc_aastar_storm aastar_max Maximum AA* during the event. ngdc_aastar_storm aastar_ave Average AA* value over the event. ngdc_aastar_storm aastar_sum AA* sum. ngdc_apstar_storm hec_id Event identification number (HEC internal number) ngdc_apstar_storm time_start Start time of onset of magnetic storm. ngdc_apstar_storm time_peak Time of maximum Ap*. ngdc_apstar_storm time_end End time of magnetic storm. ngdc_apstar_storm duration Duation of magnetic storm in hours. ngdc_apstar_storm apstar_max Maximum Ap* during the event. ngdc_apstar_storm apstar_ave Average Ap* value over the event. ngdc_apstar_storm apstar_sum Ap* sum. ngdc_ssc hec_id Event identification number (HEC internal number) ngdc_ssc time_start Begin time for sudden storm commencement. ngdc_ssc nstn_a Number of stations reporting an A event. Letter A -- denotes very remarkable event observed. ngdc_ssc nstn_b Number of stations reporting a B event. Letter B -- denotes fair, ordinary, but unmistakable event observed. ngdc_ssc nstn_c Number of stations reporting a C event. Letter C -- denotes very poor, doubtful event observed. ngdc_ssc nsi Number of stations reporting an "si" event. Letters "si" -- sudden impulse event (sudden magnetic change which could not be classified as ssc (sudden storm commencement), bs, etc.) cme_forbush_event hec_id Event identification number (HEC internal number) cme_forbush_event time_start Start time cme_forbush_event flag_ssc Flag indicating if the onset of the event corresponds ("sc") to a Storm Sudden Commencement, otherwise the flag is left blank. cme_forbush_event fe_magn Magnitude of 10 GV Cosmic Ray variation (in fact, magnitude of the FE) cme_forbush_event kpmax Maximum of the Kp-index in the associated geomagnetic deisturbance cme_forbush_event dst_min Minimum of the Dst-index in the associated geomagnetic disturbance cme_forbush_event b_max Maximum of the magnitude of the Interplanetary Magnetic Field in the associated solar wind disturbance cme_forbush_event vsw_max Maximum of the solar wind speed in the associated solar wind disturbance cme_forbush_event axy_min Maximum of the equatorial component of anisotropy during the Forbush Decrease. cme_forbush_event az_r Range of change for the north-south component of anisotropy during the Forbush Decrease cme_forbush_event tmin Time from onset to the Forbush Decrease minimum cme_forbush_event dc_min Maximum decrement between hourly counts of 10 GV Cosmic Rays cme_forbush_event tdmn Time from the onset to the maximum decrement in the 10 GV Cosmic Rays cme_forbush_event aftob Ratio of the variation in the 10 GV cosmic rays to the maximum of the IMF intensity in the associated solar wind distrubance (fe_magn/bimf_m) cme_forbush_event tilt Heliospheric current sheet tilt for day of the event stereo_hi_cme hec_id Event identification number (HEC internal number) stereo_hi_cme time_start Start time - approximate time that CME enters HI field of view. stereo_hi_cme time_end End time - approximate time CME front leaves HI field of view. stereo_hi_cme instrument This is the ID of the instrument on STEREO that was used to identify the event. stereo_hi_cme data_gap Indication of a data gap during the event stereo_hi_cme cme_type Classification of the CME type stereo_hi_cme brightness Classification of the CME brightness stereo_hi_cme pa Central position angle for the observed CME stereo_hi_cme pa_width Position angle width of the CME stereo_hi_cme time_onset Estimated onset time for the event stereo_hi_cme not_in_list Flag to indicate if the event is in the HI solar event list stereo_hi_cme v Fitted CME speed. stereo_hi_cme long_hg Fitted Stonyhurst longitude of the event stereo_hi_cme long_err Error in the fitted longitude measurement stereo_hi_cme time_1au Time at which the CME was expected to reach 1 AU based on fitted time elongation profile stereo_hi_cme comment Description of the CME feature wind_mfi_mag_cloud hec_id Event identification number (HEC internal number) wind_mfi_mag_cloud time_start Estimated start time of magnetic cloud (using the magnetic field model of Lepping et al., 1990). . wind_mfi_mag_cloud time_end Estimated end time of the magnetic cloud (using the magnetic field model of Lepping et al., 1990). wind_mfi_mag_cloud code Code number for identification. wind_mfi_mag_cloud quality Quality: 1 = Excellent, 2 = Good, 3 = Poor istp_sw_event hec_id Event identification number (HEC internal number) istp_sw_event time_start Start time of event. istp_sw_event time_end End time of event. istp_sw_event category Category of event - one or more of the following features separated by a /.BzN - Interplanetary magnetic B-field North (GSM coordinate system) A B-field North event is defined as an extended period of magnetic field oriented northwardPresently the c istp_sw_event spacecraft Spacecraft - can be one or more of 8 (for IMP-8), W (for WIND) and ACE. istp_sw_event comment Comments soho_pm_ip_shock hec_id Event identification number (HEC internal number) soho_pm_ip_shock time_start Start time of shock. soho_pm_ip_shock zone Zone of shock-- which indicates the likelihood of the event being a shock.There are 2 questions one must ask: 1) How many of the events found by Shockspotter are actually shocks?The percentage shocks entries given in the table below were derived by c soho_pm_ip_shock comment Comments. tsrs_solar_radio_event hec_id Event identification number (HEC internal number) tsrs_solar_radio_event time_start Start time of event. tsrs_solar_radio_event time_peak Peak time of event. tsrs_solar_radio_event time_end End time of event. tsrs_solar_radio_event freq Radio frequency of observation. tsrs_solar_radio_event cpp Circular polarization percentage measured at peak flux. tsrs_solar_radio_event ps Polarization sense (R - Right-handed; L - Left-handed). tsrs_solar_radio_event sfu_max Maximum flux (solar flux units). tsrs_solar_radio_event radio_class Morphological classification of the radio events based on Solar-Geophysical Data, Explanation of data reports (July 1987, No. 515) Morphological classes: SPIKE: Very fast and narrow event tsrs_solar_radio_event comment Comments. Events that saturated the receiver are flagged as "SAT"(uration). tsrs_solar_radio_event data_url URL link to quick-look picture file. wind_typeii_soho_cme hec_id Event identification number (HEC internal number) wind_typeii_soho_cme time_start Start time of the type II burst. wind_typeii_soho_cme time_end End time of the type II burst. wind_typeii_soho_cme freq_start Starting frequency of type II burst (kHz). wind_typeii_soho_cme freq_end Ending frequency of type II burst (kHz). wind_typeii_soho_cme loc Solar source location (Loc) of the associated eruption in heliographic coordinates. S25E16 means the latitude is 25 deg south and 16 deg east (source located in the southeast quadrant of the Sun. N denotes northern latitudes and W denotes western lon wind_typeii_soho_cme nar NOAA active region index. If the active region number is not available or if the source region is not an active region, the entry is blank. Filament regions are denoted by FILA or DSF for disappearing solar filament. wind_typeii_soho_cme xray_class Importance of flare at X-ray wavelengths -- the peak flux measured at Earth in the 0.1 to 0.8 nm range in units of Watts/sq meter. (See the 'X-ray Class' in the HEC glossary for the specification of this field) wind_typeii_soho_cme time_cme Time of the associated CME. wind_typeii_soho_cme pa Central position angle for non-halo CMEs. (See the 'Central position angle' in the HEC glossary for the specification of this field) wind_typeii_soho_cme pa_width CME width in the sky plane. Width = 360 means the CME is a fill halo. For some entries, there is a prefix >, which means the reported width is a lower limit. wind_typeii_soho_cme v_ps CME speed in the sky plane (km/s). wind_typeii_soho_cme comment Comments. wind_stereo_ii_iv_radioburst hec_id Event identification number (HEC internal number) wind_stereo_ii_iv_radioburst identifier An internal WAVES Experiment Type II/IV event identifier, which, as the events are organised in separate files for each year, is incremented for each event during the year and reset to 1 at the start of the next year. wind_stereo_ii_iv_radioburst time_start Start time of radio burst. wind_stereo_ii_iv_radioburst time_end End time of radio burst. wind_stereo_ii_iv_radioburst freq_start Start of frequency range measured. wind_stereo_ii_iv_radioburst freq_end End of frequency range measured. wind_stereo_ii_iv_radioburst dyn_spec Dynamic spectra type:Those marked with 'S' or 'X' are standard frequency versus time dynamic spectra.Those marked with 'F' are inverse frequency versus time, corresponding roughly to distance from the sun versus time. wind_stereo_ii_iv_radioburst comment Comments -brief description of type of burst. ulysses_swoops_icme hec_id Event identification number (HEC internal number) ulysses_swoops_icme time_start CME start time ulysses_swoops_icme time_end CME end time. ulysses_swoops_icme lat_hgi The spacecraft heliographic inertial (HGI) latitude at the beginning of the event. ulysses_swoops_icme long_hgi The spacecraft heliographic inertial (HGI) longitude for the the day in which the event was identified. ulysses_swoops_icme r_hgi Ulysses-Sun radial distance using the heliographic inertial (HGI) coordinate system. ulysses_swoops_icme v_p Average proton velocity within the event timeframe. ulysses_swoops_icme v_p_err Error in the average proton velocity. ulysses_swoops_icme b Average total magnetic field strength of the plasma within the event timeframe. ulysses_swoops_icme b_err Error in the magnetic field strength. stereo_euvi_event hec_id Event identification number (HEC internal number) stereo_euvi_event id_num STEREO/EUVI event Catalogue Number. stereo_euvi_event time_start Start time stereo_euvi_event time_end End time stereo_euvi_event lat_hg Heliographic Latitude. stereo_euvi_event long_hg Heliographic Longitude. stereo_euvi_event long_carr Carrington longitude of active region stereo_euvi_event cadence Instrument cadence. stereo_euvi_event spacecraft Spacecraft ID stereo_euvi_event xray_class Importance of flare at X-ray wavelengths -- the peak flux measured at Earth in the 0.1 to 0.8 nm range in units of W m^-2. (See the 'X-ray Class' in the HEC glossary for the specification of this field) stereo_euvi_event rhessi_peak_range Peak RHESSI energy range in which event is observed. stereo_euvi_event rhessi_peak_count Counts in peak RHESSI energy range. stereo_euvi_event comment Comments using the following EUVI Classification: A=Ahead only without Behind data B=Behind only without Ahead data I=Impulsive time profile (peak in coincidence with SXR) stereo_euvi_event cme_event_source CME reported by one or both of the following: L=LASCO/SOHO S=SECCHI/Cor-1,Cor-2 cactus_soho_cme hec_id Event Identification number (HEC internal number) cactus_soho_cme time_start Onset time, earliest indication of liftoff cactus_soho_cme duration Duration of liftoff (hours) cactus_soho_cme pa Position angle (degrees, counterclockwise from North) cactus_soho_cme pa_width Angular width of the CME (degrees) cactus_soho_cme v Median velocity (km/s) cactus_soho_cme dv Variation (1 sigma) of velocity over the width of the CME cactus_soho_cme v_min Lowest velocity detected within the CME cactus_soho_cme v_max Highest velocity detected within the CME maxv Highest velocity detected within the CME cactus_soho_cme flag_halo II if da greater than 90, III if da greater than 180, IV if da greater than 270, indicating potential halo/partial halo/CME ???? cactus_soho_cme cme_number CME number [[corresponds to column 'CME' in the original file without leading zeros]] cactus_soho_cme event_detail Link to details and graphs of specified CME [yymm-CME0010] cactus_stereoa_cme hec_id Event Identification number (HEC internal number) cactus_stereoa_cme sat_id Satellite ID cactus_stereoa_cme r_hci Heliocentric Inertial (HCI) Radial distance cactus_stereoa_cme long_hci Heliocentric Inertial (HCI) Longitude cactus_stereoa_cme lat_hci Heliocentric Inertial (HCI) Latitude cactus_stereoa_cme time_start Onset time cactus_stereoa_cme duration Duration of liftoff (hours) cactus_stereoa_cme pa Position angle (degrees cactus_stereoa_cme pa_width Angular width of the CME (degrees) cactus_stereoa_cme v Median velocity (km/s) cactus_stereoa_cme dv Variation (1 sigma) of velocity over the width of the CME cactus_stereoa_cme v_min Lowest velocity detected within the CME cactus_stereoa_cme v_max Highest velocity detected within the CME maxv Highest velocity detected within the CME cactus_stereoa_cme cme_number II if da greater than 90 cactus_stereoa_cme flag_halo CME number [[corresponds to column 'CME' in the original file without leading zeros]] cactus_stereoa_cme event_detail Link to details and graphs of specified CME [yymm-CME0010] cactus_stereob_cme hec_id Event Identification number (HEC internal number) cactus_stereob_cme sat_id Satellite ID cactus_stereob_cme r_hci Heliocentric Inertial (HCI) Radial distance cactus_stereob_cme long_hci Heliocentric Inertial (HCI) Longitude cactus_stereob_cme lat_hci Heliocentric Inertial (HCI) Latitude cactus_stereob_cme time_start Onset time cactus_stereob_cme duration Duration of liftoff (hours) cactus_stereob_cme pa Position angle (degrees cactus_stereob_cme pa_width Angular width of the CME (degrees) cactus_stereob_cme v Median velocity (km/s) cactus_stereob_cme dv Variation (1 sigma) of velocity over the width of the CME cactus_stereob_cme v_min Lowest velocity detected within the CME cactus_stereob_cme v_max Highest velocity detected within the CME maxv Highest velocity detected within the CME cactus_stereob_cme cme_number II if da greater than 90 cactus_stereob_cme flag_halo CME number [[corresponds to column 'CME' in the original file without leading zeros]] cactus_stereob_cme event_detail Link to details and graphs of specified CME [yymm-CME0010] cactus_soho_flow hec_id Event Identification number (HEC internal number) cactus_soho_flow sat_id Satellite ID cactus_soho_flow r_hci Heliocentric Inertial (HCI) Radial distance cactus_soho_flow long_hci Heliocentric Inertial (HCI) Longitude cactus_soho_flow lat_hci Heliocentric Inertial (HCI) Latitude cactus_soho_flow time_start Onset time cactus_soho_flow duration Duration of liftoff (hours) cactus_soho_flow pa Position angle (degrees cactus_soho_flow pa_width Angular width of the CME (degrees) cactus_soho_flow v Median velocity (km/s) cactus_soho_flow dv Variation (1 sigma) of velocity over the width of the CME cactus_soho_flow v_min Lowest velocity detected within the CME cactus_soho_flow v_max Highest velocity detected within the CME maxv Highest velocity detected within the CME cactus_soho_flow cme_number II if da greater than 90 cactus_soho_flow flag_halo CME number [[corresponds to column 'CME' in the original file without leading zeros]] cactus_soho_flow event_detail Link to details and graphs of specified CME [yymm-CME0010] cactus_stereoa_flow hec_id Event Identification number (HEC internal number) cactus_stereoa_flow sat_id Satellite ID cactus_stereoa_flow r_hci Heliocentric Inertial (HCI) Radial distance cactus_stereoa_flow long_hci Heliocentric Inertial (HCI) Longitude cactus_stereoa_flow lat_hci Heliocentric Inertial (HCI) Latitude cactus_stereoa_flow time_start Onset time cactus_stereoa_flow duration Duration of liftoff (hours) cactus_stereoa_flow pa Position angle (degrees cactus_stereoa_flow pa_width Angular width of the CME (degrees) cactus_stereoa_flow v Median velocity (km/s) cactus_stereoa_flow dv Variation (1 sigma) of velocity over the width of the CME cactus_stereoa_flow v_min Lowest velocity detected within the CME cactus_stereoa_flow v_max Highest velocity detected within the CME maxv Highest velocity detected within the CME cactus_stereoa_flow cme_number II if da greater than 90 cactus_stereoa_flow flag_halo CME number [[corresponds to column 'CME' in the original file without leading zeros]] cactus_stereoa_flow event_detail Link to details and graphs of specified CME [yymm-CME0010] cactus_stereob_flow hec_id Event Identification number (HEC internal number) cactus_stereob_flow sat_id Satellite ID cactus_stereob_flow r_hci Heliocentric Inertial (HCI) Radial distance cactus_stereob_flow long_hci Heliocentric Inertial (HCI) Longitude cactus_stereob_flow lat_hci Heliocentric Inertial (HCI) Latitude cactus_stereob_flow time_start Onset time cactus_stereob_flow duration Duration of liftoff (hours) cactus_stereob_flow pa Position angle (degrees cactus_stereob_flow pa_width Angular width of the CME (degrees) cactus_stereob_flow v Median velocity (km/s) cactus_stereob_flow dv Variation (1 sigma) of velocity over the width of the CME cactus_stereob_flow v_min Lowest velocity detected within the CME cactus_stereob_flow v_max Highest velocity detected within the CME maxv Highest velocity detected within the CME cactus_stereob_flow cme_number II if da greater than 90 cactus_stereob_flow flag_halo CME number [[corresponds to column 'CME' in the original file without leading zeros]] cactus_stereob_flow event_detail Link to details and graphs of specified CME [yymm-CME0010] ulysses_grb_xray_flare time_start The time the X-ray flare events were detected by Ulysses ulysses_grb_xray_flare time_start_earth The time the corresponding event was detected near the Earth by the GOES spacecraft. ulysses_grb_xray_flare r_hgi The heliocentric distance of Ulysses at the time of the event. ulysses_grb_xray_flare lat_hgi The heliocentric latitude of Ulysses at the time of the event. ulysses_grb_xray_flare long_hgi The heliocentric longitude of Ulysses at the time of the event. halo_cme_flare_magnetic_storm time_start Start time of the CME halo_cme_flare_magnetic_storm cme_speed Speed of the CME halo_cme_flare_magnetic_storm pa_measure Measurement Position Angle (MPA) at which CME height-time measurement was made. halo_cme_flare_magnetic_storm lat_hg Latitude solar source location of the CME heliographic coordinates given for frontside halos. halo_cme_flare_magnetic_storm long_hg Latitude solar source location of the CME heliographic coordinates given for frontside halos. halo_cme_flare_magnetic_storm long_carr long_carr halo_cme_flare_magnetic_storm pos_flag If the CME source location is on the Earthward side of the solar disk then this entry will be blank and the postion will be given in the the latitude and longitude fields. Otherwise flag will take one of the following values: "Backside": The source i halo_cme_flare_magnetic_storm time_flare Time of the associated GOES X-ray flare halo_cme_flare_magnetic_storm xray_class Importance of flare at X-ray wavelengths -- the peak flux measured at Earth in the 0.1 to 0.8 nm range in units of Watts/sq meter. (See the 'X-ray Class' in the HEC glossary for the specification of this field) halo_cme_flare_magnetic_storm time_storm Time of the associated geomagnetic storm correspodning to the time of minimum Dst index. halo_cme_flare_magnetic_storm dst Minimum Dst value. cactus_all hec_id Event Identification number (HEC internal number) cactus_all sat_id Satellite ID cactus_all r_hci Heliocentric Inertial (HCI) Radial distance cactus_all long_hci Heliocentric Inertial (HCI) Longitude cactus_all lat_hci Heliocentric Inertial (HCI) Latitude cactus_all time_start Onset time cactus_all duration Duration of liftoff (hours) cactus_all pa Position angle (degrees cactus_all pa_width Angular width of the CME (degrees) cactus_all v Median velocity (km/s) cactus_all dv Variation (1 sigma) of velocity over the width of the CME cactus_all v_min Lowest velocity detected within the CME cactus_all v_max Highest velocity detected within the CME maxv Highest velocity detected within the CME cactus_all cme_number II if da greater than 90 cactus_all flag_halo CME number [[corresponds to column 'CME' in the original file without leading zeros]] cactus_all event_detail Link to details and graphs of specified CME [yymm-CME0010] mars_earth_icme hec_id Event Identification number (HEC internal number). mars_earth_icme event_id ICME event identifier in paper. mars_earth_icme time_start_mars Start of shock event at Mars. mars_earth_icme p_dyn_mars The maximum solar wind (particle) dynamic pressure at Mars (MGS). mars_earth_icme counts_max_mars The maximum background count rate in the Electron Re_x000d_flectometer on MGS. mars_earth_icme time_start_earth Start of shock event at the Earth. mars_earth_icme p_dyn_earth The maximum dynamic pressure at Earth (OMNI). mars_earth_icme v_max_earth The maximum speed of CME at Earth (OMNI). mars_earth_icme density_max_earth The maximum density of CME at Earth (OMNI). mars_earth_icme counts_max_goes The maximum GOES signal (>30MeV). mars_earth_icme long_hci_sepn The heliocentric longitude distance between Earth and Mars. wind_ace_sir hec_id Event Identification number (HEC internal number). wind_ace_sir sir_id Stream interaction region number which is reset to 1 at the beginning of the year. wind_ace_sir flag_hybrid * means that it is a hybrid case consisting of more than one event. wind_ace_sir cir_id Corotating interaction region (CIR) number which is reset to 1 at the beginning of the year. wind_ace_sir time_start Start time of the event. wind_ace_sir time_end End time of the event. wind_ace_sir time_discon1 Time of the first discontinuity. wind_ace_sir f_r_shock1 If there is a dicontinuity, this has one of the following values: F it is a forward shock, R it is a reverse shock, / it is neither a forward or a reverse shock, SR it is a slow reverse sho wind_ace_sir time_discon2 Time of the second discontinuity. wind_ace_sir f_r_shock2 If there is a second dicontinuity, this has one of the following values: F it is a forward shock, R it is a reverse shock, / it is neither a forward or a reverse shock, SR it is a slow reve wind_ace_sir time_discon3 Time of the third discontinuity. wind_ace_sir f_r_shock3 If there is a third dicontinuity, this has one of the following values: F it is a forward shock, R it is a reverse shock, / it is neither a forward or a reverse shock, SR it is a slow rever wind_ace_sir time_si Time at the stream interface. wind_ace_sir pt_max Maximum total perpendicular pressure. wind_ace_sir v_max Maximum velocity. wind_ace_sir v_min Minimum velocity. wind_ace_sir delta_v Difference between maximum and minimum velocities. wind_ace_sir b_max Peak magnetic field intensity. wind_ace_sir comment Comments. goes_flare_sep_event hec_id Event Identification number (HEC internal number). goes_flare_sep_event time_start Start time of the event. goes_flare_sep_event time_peak Time of the peak of the event. goes_flare_sep_event time_end End time of event. goes_flare_sep_event loc_source G indicates the location inferred from the Halpha observations as given in the GOES X-ray list. S indicates it is from the Solar Geophysical Data (SGD) Comprehensive Reports. goes_flare_sep_event lat_hg Heliographic latitude of x-ray flare. goes_flare_sep_event long_hg Heliographic longitude of x-ray flare. goes_flare_sep_event long_carr Carrington longitude of x-ray flare. goes_flare_sep_event optical_class Average optical importance of flare -- a measurement of flare size and brilliance. (See the 'Optical Class' in the HEC glossary for the specification of this field) goes_flare_sep_event xray_class Importance of flare at X-ray wavelengths -- the peak flux measured at Earth in the 0.1 to 0.8 nm range in units of W m^-2. (See the 'X-ray Class' in the HEC glossary for the specification of this field) goes_flare_sep_event time_start_rise_sep Time at which the proton intensity starts to rise. goes_flare_sep_event upper_limit Y if the peak integral proton intensity is an upper limit - N if not. goes_flare_sep_event intensity_sep_peak The peak integral proton intensity at energies above 10 MeV. goes_flare_sep_event intensity_sep_exp For upper limits for the intensity, the expected value of the integral intensity above 10 MeV as defined, based on the soft X-ray properties, by Equation (6) of Garcia (2004), Space Weather, 2, S02002. goes_flare_sep_event comment If the event is in the SEP list complied by NOAA, it is indicated by NOAA and a time. A capital C indicates a 'confined' event associated with CME-less X-class bursts. There are five categories of events: (a) 21 SEP events that were catalogued by NO timed_see_flare hec_id Event Identification number (HEC internal number). timed_see_flare time_start Start time of the event provided by the NOAA-SEC daily event report. timed_see_flare time_peak Time of event peak provided by the NOAA-SEC daily event report. timed_see_flare time_end Time at the end of the event provided by the NOAA-SEC daily event report. timed_see_flare lat_hg Heliographic latitude of x-ray flare defined by SXI or H-alpha when no SXI location is reported. timed_see_flare long_hg Heliographic longitude of x-ray flare defined by SXI or H-alpha when no SXI location is reported. timed_see_flare long_carr Carrington longitude of x-ray flare. timed_see_flare xray_class Importance of flare at X-ray wavelengths -- the peak flux measured at Earth in the 0.1 to 0.8 nm range in units of W m^-2. (See the 'X-ray Class' in the HEC glossary for the specification of this field) timed_see_flare nar NOAA active region index. timed_see_flare nevent NOAA Event number. timed_see_flare see_xps_index SEE-XPS Index - TIMED-SEE XPS (0.1-7 nm) Flare Index (1=no flare, >1=flare). timed_see_flare see_egs_index TIMED-SEE EGS Flare Index (1=no flare, >1=flare). timed_see_flare obs_time_offset Center of the TIMED-SEE observation time relative to the flare peak expressed in seconds. SEE observations are approximately 180 seconds. Positive numbers indicate seconds after the peak, negative numbers indicate seconds prior to the peak. timed_see_flare url_ftp_file Link pointing to the SEE level 3A (observation avg) data file that contains the measurement closest to the peak. ulysses_hxr_flare hec_id Event Identification number (HEC internal number) ulysses_hxr_flare time_start The time that the start of the X-ray flare event was detected by Ulysses ulysses_hxr_flare time_peak Time of the peak X-ray flux ulysses_hxr_flare time_end The time that the X-ray event ends ulysses_hxr_flare lat_hg Heliographic latitude of x-ray flare from GOES location. ulysses_hxr_flare long_hg Heliographic longitude of x-ray flare from GOES location. ulysses_hxr_flare long_carr Carrington longitude of x-ray flare from GOES location. ulysses_hxr_flare xray_class mportance of flare at X-ray wavelengths -- the peak flux measured at Earth in the 0.1 to 0.8 nm range in units of W m^-2. (See the 'X-ray Class' in the HEC glossary for the specification of this field) ulysses_hxr_flare r_hgi Distance of Ulysses from the Sun (AU). ulysses_hxr_flare lat_hgi Solar latitude. ulysses_hxr_flare long_hgi Solar longitude ulysses_hxr_flare incr Indicates whether the flare is seen as a count rate increase in the Ulysses data (Y) or not (N), or whether it is not known (?) due to missing telemetry or to a high background caused by in situ charged particles. ulysses_hxr_flare fsu_angle Flare-Sun-Ulysses (F-S-U) angle. ulysses_hxr_flare countrate_peak The peak count rate (non-normalized and corrected for rollover and dead time effects where necessary) measured by GRB during the event if seen. ulysses_hxr_flare_farside hec_id Event Identification number (HEC internal number) ulysses_hxr_flare_farside time_start The time that the start of the X-ray flare event was detected by Ulysses. ulysses_hxr_flare_farside r_hgi Distance of Ulysses from the Sun (AU). ulysses_hxr_flare_farside countrate_peak The non-normalized peak GRB count rate after correction for dead time and rollover. ulysses_hxr_flare_farside inferred_xray_class The inferred GOES X-class intensity. ulysses_hxr_flare_farside xray_class_error The Uncertainty in GOES X-class intensity. goes_flare_no_sep_radio_cme hec_id Event Identification number (HEC internal number). goes_flare_no_sep_radio_cme time_start Start time of flare. goes_flare_no_sep_radio_cme time_peak Time of flare maximum. goes_flare_no_sep_radio_cme cutoff_hf High-frequency cut-off. * indicates that it is based on microwave patrol reports compiled in Solar Geophysical Data. goes_flare_no_sep_radio_cme time_spec_peak Time of the spectral maximum. goes_flare_no_sep_radio_cme frequ_spec_peak Frequency of the spectral maximum. goes_flare_no_sep_radio_cme flux_spec_peak Flux density at the spectral maximum. goes_flare_no_sep_radio_cme cutoff_lf_hi High end of the low frequency cut-off range where the event is visible. goes_flare_no_sep_radio_cme cutoff_lf_lo Low end of the low frequency cut-off range where the event is invisible. goes_flare_no_sep_radio_cme alpha_lf Spectral index at low frequencies. goes_flare_no_sep_radio_cme deci_metre_waves A rough characterisation of the radio emission at decimetre-to-metre wavelengths (frequency range 600 – 30 MHz), as compiled from Solar Geophysical Data and from observatory web sites. goes_flare_no_sep_radio_cme time_start_dh_typeiii Start time of DH type III burst. goes_flare_no_sep_radio_cme time_end_dh_typeiii End of DH type III burst. goes_flare_no_sep_radio_cme n_bursts Number of individual bursts. goes_flare_no_sep_radio_cme comment_dh_typeiii Comment on DH type III burst. goes_flare_no_sep_radio_cme flag_dimming Y when CME times are determined by dimming, otherwise it is N. goes_flare_no_sep_radio_cme time_start_cme Time at which the backwards extrapolated time-height trajectory of the CME front is at 0. goes_flare_no_sep_radio_cme time_cme_solar_radius Time at which the backwards extrapolated time-height trajectory of the CME front is at 1 solar radius. goes_flare_no_sep_radio_cme cme_speed Projected speed of CME. goes_flare_no_sep_radio_cme pa_width Angular width of the CME. goes_flare_no_sep_radio_cme comment_cme Comments on the CME. stereoa_impactplastic_sir hec_id Event Identification number (HEC internal number). stereoa_impactplastic_sir comp_id Comparison pair between spacecraft A and B (before 2008 when they were relatively close together). stereoa_impactplastic_sir id Event identifier (reset at beginning of year). stereoa_impactplastic_sir flag * indicates a hybrid event combined by a SIR and another solar wind structure (e.g. an ICME). ? Indicates an ambiguous event. stereoa_impactplastic_sir spacecraft STEREO spacecraft - A. stereoa_impactplastic_sir time_start Start time of the event. stereoa_impactplastic_sir time_end End time of the event. stereoa_impactplastic_sir time_pt_max The approximate stream interface time, because it is where the forces at the two sides of the interface are equal and in opposite directions. stereoa_impactplastic_sir pt_max The maximum total pressure (Pt, sum of magnetic and perpendicular plasma thermal pressures) perpendicular to the magnetic field. stereoa_impactplastic_sir b_max Maximum magnetic field in the event. stereoa_impactplastic_sir np_max Maximum proton number density in the event. stereoa_impactplastic_sir v_min Minimum velocity. stereoa_impactplastic_sir v_max Maximum velocity. stereob_impactplastic_sir hec_id Event Identification number (HEC internal number). stereob_impactplastic_sir comp_id Comparison pair between spacecraft A and B (before 2008 when they were relatively close together). stereob_impactplastic_sir id Event identifier (reset at beginning of year). stereob_impactplastic_sir flag * indicates a hybrid event combined by a SIR and another solar wind structure (e.g. an ICME). ? Indicates an ambiguous event. stereob_impactplastic_sir spacecraft STEREO spacecraft - B. stereob_impactplastic_sir time_start Start time of the event. stereob_impactplastic_sir time_end End time of the event. stereob_impactplastic_sir time_pt_max The approximate stream interface time, because it is where the forces at the two sides of the interface are equal and in opposite directions. stereob_impactplastic_sir pt_max The maximum total pressure (Pt, sum of magnetic and perpendicular plasma thermal pressures) perpendicular to the magnetic field. stereob_impactplastic_sir b_max Maximum magnetic field of the event. stereob_impactplastic_sir np_max Maximum proton number density. stereob_impactplastic_sir v_min Minimum velocity. stereob_impactplastic_sir v_max Maximum velocity. stereoa_impactplastic_shock hec_id Event Identification number (HEC internal number). stereoa_impactplastic_shock id Event identifier. stereoa_impactplastic_shock time_start Start time of the event. stereoa_impactplastic_shock mag_ratio Ratio of downstream magnetic field intensity to upstream magnetic field intensity. stereoa_impactplastic_shock norm_angle Shock normal angle. stereoa_impactplastic_shock beta The ratio of plasma thermal pressure to magnetic pressure upstream of the shock, assumed as 1 when there is data gap (DG). stereoa_impactplastic_shock mach_no Magnetosonic Mach number. stereoa_impactplastic_shock data_avail Y or N indicates the availability of 32-Hz MAG data for this shock. stereoa_impactplastic_shock f_r_shock Forward(F)/Reverse(R) Shock. stereoa_impactplastic_shock comment Short description of event. stereob_impactplastic_shock hec_id Event Identification number (HEC internal number). stereob_impactplastic_shock id Event identifier, stereob_impactplastic_shock time_start Start time of the event. stereob_impactplastic_shock mag_ratio Ratio of downstream magnetic field intensity to upstream magnetic field intensity. stereob_impactplastic_shock norm_angle Shock normal angle. stereob_impactplastic_shock beta The ratio of plasma thermal pressure to magnetic pressure upstream of the shock, assumed as 1 when there is data gap (DG). stereob_impactplastic_shock mach_no Magnetosonic Mach number. stereob_impactplastic_shock data_avail Y or N indicates the availability of 32-Hz MAG data for this shock. stereob_impactplastic_shock f_r_shock Forward(F)/Reverse(R) Shock. stereob_impactplastic_shock comment Short description of event. icme_earth_cycle23 hec_id Event Identification number (HEC internal number). icme_earth_cycle23 time_start The start time of the ICME-related "disturbance". For a fast ICME, this is given by the arrival of the ICME-driven shock. In this case, the time given is typically that of the geomagnetic storm sudden commencement (SC) that frequently accompanies a s icme_earth_cycle23 time_start_icme The start time of the ICME. The ICME start time is inferred primarily from plasma and magnetic field data and given to the nearest hour. icme_earth_cycle23 time_end_icme The end time of the ICME. The ICME end time is inferred primarily from plasma and magnetic field data and given to the nearest hour. icme_earth_cycle23 flag_a_w If a sudden commencement (SC) is reported this flag is not set. If an SC is not reported, the time of shock passage at ACE (indicated by (A)) is given. If there are no data at ACE, or a shock is not reported at that spacecraft, the shock time at WIND icme_earth_cycle23 time_offset_start_sig Estimated offset of the start of the compositional/charge state signatures in the vicinity of the ICME relative to the "ICME" start time. icme_earth_cycle23 flag_toff_start_sig "ns" indicates that there is no compositional/charge state signature while "nc" indicates that there is no change or there is no clear compositional/charge state change. An absence of data is indicated by "nd". Close agreement between the ICME and co icme_earth_cycle23 time_offset_end_sig Estimated offset of the end of the compositional/charge state signatures in the vicinity of the ICME relative to the "ICME" end time. icme_earth_cycle23 flag_toff_end_sig "ns" indicates that there is no compositional/charge state signature while "nc" indicates that there is no change or there is no clear compositional/charge state change. An absence of data is indicated by "nd". Close agreement between the ICME and co icme_earth_cycle23 time_offset_start_mc Time offset (in hours) of the magnetic leading boundary relative to the ICME boundary based primarily on the WIND magnetic cloud list. Additional events identified by Huttunen et al. (2005) in 1996 - 2003 are also included. icme_earth_cycle23 flag_toff_start_mc '"nd' indicates an absence of data." icme_earth_cycle23 time_offset_end_mc Time offset (in hours) of the magnetic trailing boundary relative to the ICME boundary based primarily on the WIND magnetic cloud list. Additional events identified by Huttunen et al. (2005) in 1996 - 2003 are also included. icme_earth_cycle23 flag_toff_end_mc '"nd' indicates an absence of data. '2' indicates that two magnetic clouds are identified in the interval of interest. The offsets are then estimated from the leading edge of the first magnetic cloud and the trailing edge of the second." icme_earth_cycle23 bidir_flow_e Indicates whether or not bidirectional suprathermal electrons were observed within the ICME (Y/N = yes/no), based on an assessment of the SWEPAM electron pitchangle plots from the ACE Science Center. For events before the launch of ACE, and events wh icme_earth_cycle23 bidir_flow_ion Indicates the presence of bidirectional energetic ion flows (BIFs) observed by the IMP 8 GME (for the ICME commencing on 31 October 2003, the BIFs are reported by Malandraki et al. (2005)). Here, ". nd " indicates that either there are no data for a icme_earth_cycle23 qual_time_est indicates the overall "quality" of the ICME boundary time estimates, where '1' is the most reliable. icme_earth_cycle23 flag_weak_event "W" indicates a marginal event with weak ICME signatures. icme_earth_cycle23 v_incr_sw The increase in solar wind speed at the upstream disturbance (to the nearest 10 km s-1) estimated from 1-hour averaged data. icme_earth_cycle23 flag_upstream_shock An 'S' indicates that a shock reported in the ACE or Kasper shock lists contributed to the speed increase (which may be larger than the actual speed increase at the shock if for example, the solar wind speed increased further following the shock). Of icme_earth_cycle23 v_mean_sw The average ICME speed based on the plasma/field ICME intervals. icme_earth_cycle23 v_max_sw The maximum post-shock solar wind speed (i.e., between the shock/disturbance and plasma/field ICME trailing edge), icme_earth_cycle23 b_mean The average magnetic field strength within the plasma/field ICME, to the nearest 1 nT. icme_earth_cycle23 flag_mag_cloud A '2' indicates that the ICME includes a magnetic cloud reported on the WIND magnetic cloud list. In a few cases, an indicated magnetic cloud is not reported on these lists, but the magnetic field characteristics of the ICME are assessed to be consis icme_earth_cycle23 flag_mc_list 'H' indicates a magnetic cloud reported by Huttunen et al. (2005). icme_earth_cycle23 dst_min The minimum geomagnetic Dst. icme_earth_cycle23 flag_dst 'P' indicates that the value is provisional, and 'Q' that the value is obtained from the "Real-time (Quicklook)" Dst index provided by the World Data Center for Geomagnetism, Kyoto University (http://swdcwww.kugi.kyoto-u.ac.jp/). Otherwise, final val icme_earth_cycle23 v_1au The shock transit speed to 1 AU if the probably associated solar event can be identified. If so details are given in the following fields. icme_earth_cycle23 time_lasco The event time generally corresponding to the first observation of the related CME by the LASCO coronagraphs on the SOHO spacecraft. icme_earth_cycle23 flag_halo '"H' denotes that this is reported as a halo CME in the online CME catalogue (http://cdaw.gsfc.nasa.gov/CME_list/). 'dg' indicates a gap in LASCO observations that encompasses the likely time of the associated solar event. SOHO EIT movies and other d cme_inner_heliosphere hec_id Event Identification number (HEC internal number). cme_inner_heliosphere cme_number CME number. cme_inner_heliosphere time_start The time that the CME was detected by SOHO LASCO. cme_inner_heliosphere v_cme The initial speed of the CME derived from the 'height-time' plot from the LASCO images. cme_inner_heliosphere cme_type '"H' indicates a halo event and 'PH' indicates a partial halo event." cme_inner_heliosphere xray_class Importance of associated flare at X-ray wavelengths -- the peak flux measured at Earth in the 0.1 to 0.8 nm range in units of W m^-2. (See the 'X-ray Class' in the HEC glossary for the specification of this field) cme_inner_heliosphere optical_class Average optical importance of associated flare -- a measurement of flare size and brilliance. (See the 'Optical Class' in the HEC glossary for the specification of this field). 'flm' indicates a filament eruption. cme_inner_heliosphere lat_hg Heliographic latitude of associated flare. cme_inner_heliosphere long_hg Heliographic longitude of associated flare. cme_inner_heliosphere long_carr Carrington longitude of associated flare. cme_inner_heliosphere time_ips_1au The time of arrival of the interplanetary shock at 1AU. cme_inner_heliosphere time_cme_1au The time of arrival of the interplanetary CME (i.e. ejecta and/or magnetic cloud). cme_inner_heliosphere v_icme The ICME speed at 1AU. cme_inner_heliosphere time_transit_1au The observed CME transit time from the Sun to 1AU. cme_inner_heliosphere alpha The speed-distance slope from interplanetary scintillation measurements. cme_inner_heliosphere v_1au_predict The predicted velocity of the ICME at 1 AU from the LASCO and interplanetary scintillation measurements. cme_inner_heliosphere time_transit_1au_predict The predicted CME transit time from the Sun to 1AU from the LASCO and interplanetary scintillation measurements. cme_inner_heliosphere flag_cme_interaction '"Y' indicates that the CME interacts with other CMEs." nmdb_gle_list hec_id Event Identification number (HEC internal number). nmdb_gle_list num num nmdb_gle_list baseline_start baseline_start nmdb_gle_list baseline_end baseline_end nmdb_gle_list time_start time_start nmdb_gle_list comments comments nmdb_gle_list url url seeds_sta hec_id Event Identification number (HEC internal number). seeds_sta sat_id Identifier of the spacecraft to which the entry applies seeds_sta r_hci Heliocentric distance of the observatory (sat_id) seeds_sta long_hci Heliocentric longitude of the observatory (sat_id) seeds_sta lat_hci Heliocentric latitude of the observatory (sat_id) seeds_sta time_start Start time of the CME seeds_sta pa Position angle (degrees) seeds_sta pa_width Angular width of CME (degrees) seeds_sta v Velocity (km/s; linear fit) seeds_sta accel Acceleration (m/s2; 2nd order fit) seeds_sta cme_number SEEDS monthly count prefixed with "yyyymm-" seeds_sta n_frame No. of frames in the movie seeds_sta seeds_id ID within SEEDS used to identify various components seeds_stb hec_id Event Identification number (HEC internal number). seeds_stb sat_id Identifier of the spacecraft to which the entry applies seeds_stb r_hci Heliocentric distance of the observatory (sat_id) seeds_stb long_hci Heliocentric longitude of the observatory (sat_id) seeds_stb lat_hci Heliocentric latitude of the observatory (sat_id) seeds_stb time_start Start time of the CME seeds_stb pa Position angle (degrees) seeds_stb pa_width Angular width of CME (degrees) seeds_stb v Velocity (km/s; linear fit) seeds_stb accel Acceleration (m/s2; 2nd order fit) seeds_stb cme_number SEEDS monthly count prefixed with "yyyymm-" seeds_stb n_frame No. of frames in the movie seeds_stb seeds_id ID within SEEDS used to identify various components solar_sep_event hec_id Event identification number (HEC internal number) solar_sep_event time_start time_start solar_sep_event flag_slow_rise flag_slow_rise solar_sep_event energy_max energy_max solar_sep_event proton_intensity_max proton_intensity_max solar_sep_event time_start_typeiii time_start_typeIII solar_sep_event time_end_typeiii time_end_typeIII solar_sep_event metric_typeii metric_typeII solar_sep_event time_start_flare time_start_flare solar_sep_event dt_rise dt_rise solar_sep_event lat_hg lat_hg solar_sep_event long_hg long_hg solar_sep_event long_carr long_carr solar_sep_event lat_ns lat_ns solar_sep_event xray_class xray_class solar_sep_event time_start_cme time_start_cme solar_sep_event pa_width pa_width solar_sep_event v_cme v_cme solar_sep_event v_shock v_shock solar_sep_event flag_pass_shock flag_pass_shock solar_sep_event group_sep group_sep seeds_all hec_id Event Identification number (HEC internal number). seeds_all sat_id Identifier of the spacecraft to which the entry applies seeds_all r_hci Heliocentric distance of the observatory (sat_id) seeds_all long_hci Heliocentric longitude of the observatory (sat_id) seeds_all lat_hci Heliocentric latitude of the observatory (sat_id) seeds_all time_start Start time of the CME seeds_all pa Position angle (degrees) seeds_all pa_width Angular width of CME (degrees) seeds_all v Velocity (km/s; linear fit) seeds_all accel Acceleration (m/s2; 2nd order fit) seeds_all cme_number SEEDS monthly count prefixed with "yyyymm-" seeds_all n_frame No. of frames in the movie seeds_all seeds_id ID within SEEDS used to identify various components gevloc_sxr_flare time_start Start time of flare gevloc_sxr_flare time_peak Peak time of flare gevloc_sxr_flare time_end End time of flare gevloc_sxr_flare nar NOAA active region index gevloc_sxr_flare lat_hg Heliographic latitude of event gevloc_sxr_flare long_hg Stonyhurst longitude of active region gevloc_sxr_flare long_carr Carrington longitude of active region stereoa_impactplastic_icme hec_id Event Identification number (HEC internal number). stereoa_impactplastic_icme id Event identifier (reset at beginning of year). stereoa_impactplastic_icme flag ? indicates an ambiguous event * indicates a hybrid event (i.e. Combined with another solar wind structure) stereoa_impactplastic_icme spacecraft STEREO spacecraft B. stereoa_impactplastic_icme time_start Start time of the event. stereoa_impactplastic_icme time_mag_obstacle_start tart time of magnetic obstacle (~ flux rope). stereoa_impactplastic_icme time_end End time of the event. stereoa_impactplastic_icme pt_max The maximum total pressure (Pt, sum of magnetic and perpendicular plasma thermal pressures) perpendicular to the magnetic field. stereoa_impactplastic_icme pt_max_sheath Maximum Pt including the sheath region. stereoa_impactplastic_icme b_max Maximum magnetic field measured in the event. stereoa_impactplastic_icme b_max_sheath Maximum magnetic field including the sheath region. stereoa_impactplastic_icme v_max Maximum velocity. stereoa_impactplastic_icme v_max_sheath Maximum velocity including the sheath region. stereoa_impactplastic_icme delta_v Temporal variation of solar wind speed over one event, negative value indicating solar wind is expanding. No value means the solar wind speed remains almost constant over the event. stereoa_impactplastic_icme groups In the hypothesis that all ICMEs have a central flux rope, these three groups of Pt profiles are due to different approach distances to the central flux rope. Group 1 includes events that appear to be traversed near the ICME center, showing an appare stereoa_impactplastic_icme comment Short description of event. stereob_impactplastic_icme hec_id Event Identification number (HEC internal number). stereob_impactplastic_icme id Event identifier (reset at beginning of year). stereob_impactplastic_icme flag ? indicates an ambiguous event * indicates a hybrid event (i.e. Combined with another solar wind structure) stereob_impactplastic_icme spacecraft STEREO spacecraft B. stereob_impactplastic_icme time_start Start time of the event. stereob_impactplastic_icme time_mag_obstacle_start tart time of magnetic obstacle (~ flux rope). stereob_impactplastic_icme time_end End time of the event. stereob_impactplastic_icme pt_max The maximum total pressure (Pt, sum of magnetic and perpendicular plasma thermal pressures) perpendicular to the magnetic field. stereob_impactplastic_icme pt_max_sheath Maximum Pt including the sheath region. stereob_impactplastic_icme b_max Maximum magnetic field measured in the event. stereob_impactplastic_icme b_max_sheath Maximum magnetic field including the sheath region. stereob_impactplastic_icme v_max Maximum velocity. stereob_impactplastic_icme v_max_sheath Maximum velocity including the sheath region. stereob_impactplastic_icme delta_v Temporal variation of solar wind speed over one event, negative value indicating solar wind is expanding. No value means the solar wind speed remains almost constant over the event. stereob_impactplastic_icme groups In the hypothesis that all ICMEs have a central flux rope, these three groups of Pt profiles are due to different approach distances to the central flux rope. Group 1 includes events that appear to be traversed near the ICME center, showing an appare stereob_impactplastic_icme comment Short description of event. sdemon_dimming time_start Start time of flare sdemon_dimming time_peak Peak time of flare sdemon_dimming time_end End time of flare sdemon_dimming nar NOAA active region index sdemon_dimming lat_hg Heliographic latitude of event sdemon_dimming long_hg Stonyhurst longitude of active region sdemon_dimming long_carr Carrington longitude of active region # Created: 2017/09/07 18:38:46 # Using HEC node: msslkk.mssl.ucl.ac.uk