XMM-Newton Observations of HER-X1              
From Jan 2001 to Mar 2003: Her X-1 was observed at 15 different epochs during the 35 d cycle
Ramsay et al, 2002, MNRAS, 337, 185
Jimenez-Garate et al, 2002, ApJ, 578, 391
Zane et al, 2004, MNRAS, 350, 506
Preliminary results from the ALS.
The RXTE/ASM (2-10) keV lc of Her X-1: the thick lines indicate the XMM-Newton observations
0.62-0.75
0.62
4.5 ks
781
0.46-0.58
0.75
4.1 ks
780
0.72-0.81
0.19
6.0 ks
770
0.18-0.24
0.01
6.7 ks
767
0.67-0.76
0.84
12.8 ks
764
0.51-0.59
0.79
12.8 ks
763
forb
f35
Exp. Time
Rev
+
Since Feb. 2004: 6 new observations during the ALS.