| Parameters | |||
| name: | hec_id | ||
| datatype: | int | ucd: | meta.record |
| xtype: | utype: | ||
| description: | Event identification number (HEC internal number) | ||
| name: | time_start | ||
| datatype: | char | ucd: | time.start |
| xtype: | iso8601 | utype: | helio:time_period.time_start |
| description: | Start time - the time of first appearance in the LASCO/C2 field of view. | ||
| name: | pa | ||
| datatype: | float | ucd: | pos.posAng |
| xtype: | utype: | helio:location.pa | |
| description: | Central position angle for the CME | ||
| name: | pa_width | ||
| datatype: | float | ucd: | pos.posAng;phys.angSize |
| xtype: | utype: | helio:location.pa_measure | |
| description: | Position angle width of the CME | ||
| name: | v | ||
| datatype: | float | ucd: | pos.posAng;phys.angSize |
| xtype: | utype: | helio:location.pa_width | |
| description: | the linear speed obtained by fitting a straight line to the height-time measurements made at the fastest section of CMEs | ||
| name: | v_init | ||
| datatype: | float | ucd: | phys.veloc |
| xtype: | utype: | helio:cme.velocity.v | |
| description: | quadratic speed obtained by fitting a parabola and evaluating the speed at the initial time of the event | ||
| name: | v_final | ||
| datatype: | float | ucd: | phys.veloc |
| xtype: | utype: | helio:cme.velocity.v_init | |
| description: | quadratic speed obtained by fitting a parabola and evaluating the speed at the time of final height measurement | ||
| name: | v_20r | ||
| datatype: | float | ucd: | phys.veloc |
| xtype: | utype: | helio:cme.velocity.v_final | |
| description: | quadratic speed obtained by fitting a parabola and evaluating the speed at 20 solar radii | ||
| name: | accel | ||
| datatype: | float | ucd: | phys.veloc |
| xtype: | utype: | helio:cme.velocity.v_20r | |
| description: | Acceleration is obtained from the quadratic fit to the height-time measurements | ||
| name: | pa_measure | ||
| datatype: | float | ucd: | phys.acceleration |
| xtype: | utype: | helio:cme.acceleration | |
| description: | The position angle at which the height-time measurements are made (MPA for measurement position angle). | ||
Extracted from VOTable generated by HEC HQI on: 07-Sep-17 18:38:06