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Table 2

Log of the XMM–Newton RGS observations of J1023 since the system transition to the X-ray active state.

Obs. ID Instrument Start – End time of exposure Exposure Source net count rate
(UTC) (ks) (counts s−1)
0720030101 RGS 1 2013/11/10 17:21:55 – 2013/11/12 06:03:36 131.8 0.079 ± 0.001
RGS 2 2013/11/10 17:29:01 – 2013/11/12 06:03:37 131.5 0.092 ± 0.001
0742610101 RGS 1 2014/06/10 03:44:53 – 2014/06/11 12:41:17 116.5 0.074 ± 0.001
RGS 2 2014/06/10 03:45:01 – 2014/06/11 12:42:07 116.6 0.084 ± 0.001
0748390101 RGS 1 2014/11/21 18:32:36 – 2014/11/22 04:09:25 34.5 0.091 ± 0.002
RGS 2 2014/11/21 18:32:44 – 2014/11/22 04:09:30 34.5 0.105 ± 0.002
0748390501 RGS 1 2014/11/23 18:24:42 – 2014/11/24 04:09:55 35.0 0.073 ± 0.002
RGS 2 2014/11/23 18:24:50 – 2014/11/24 04:09:57 35.0 0.082 ± 0.002
0748390601 RGS 1 2014/11/28 21:31:11 – 2014/11/29 03:19:47 20.8 0.084 ± 0.003
RGS 2 2014/11/28 21:31:18 – 2014/11/29 03:19:42 20.8 0.095 ± 0.003
0748390701 RGS 1 2014/12/17 15:45:29 – 2014/12/18 01:24:06 34.6 0.080 ± 0.002
RGS 2 2014/12/17 15:45:37 – 2014/12/18 01:24:01 34.5 0.091 ± 0.002
0770581001 RGS 1 2015/11/11 19:36:35 – 2015/11/12 03:48:28 29.4 0.081 ± 0.002
RGS 2 2015/11/11 19:36:43 – 2015/11/12 03:48:29 29.4 0.097 ± 0.002
0770581101 RGS 1 2015/11/13 03:30:32 – 2015/11/13 09:52:31 22.8 0.120 ± 0.003
RGS 2 2015/11/13 03:30:40 – 2015/11/13 09:52:31 22.8 0.134 ± 0.003
0783330301 RGS 1 2015/12/09 01:03:46 – 2015/12/09 08:27:21 26.5 0.084 ± 0.002
RGS 2 2015/12/09 01:03:53 – 2015/12/09 08:27:20 26.5 0.097 ± 0.002
0784700201 RGS 1 2016/05/08 03:47:02 – 2016/05/09 14:42:33 125.4 0.083 ± 0.001
RGS 2 2016/05/08 03:47:10 – 2016/05/09 14:43:21 125.6 0.096 ± 0.001

Notes. TheRGS instruments were configured in the Spectroscopy mode in all observations. Count rates are quoted for the 0.35–2.5 keV energy band.

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