Open Access
Table 1.
XMM-Newton observations of Ark 564 in this work.
| ObsID | Star time of exposure | Pile-up | Exposure (ks)( * ) | Net count rate (cts/s) |
|---|---|---|---|---|
| 0006810101 (Obs 1) | 2000-06-17 12:08 | Yes | 7.3 | 19.5 |
| 0006810301 (Obs 2) | 2001-06-09 08:37 | No | 7.1 | 23.7 |
| 0206400101 (Obs 3) | 2005-01-05 19:45 | No | 69.2 | 29.2 |
| 0670130201 (Obs 4) | 2011-05-24 05:59 | Yes | 40.9 | 22.6 |
| 0670130301 (Obs 5) | 2011-05-30 15:14 | No | 38.3 | 31.2 |
| 0670130401 (Obs 6) | 2011-06-05 23:01 | No | 37.9 | 31.4 |
| 0670130501 (Obs 7) | 2011-06-11 17:04 | Yes | 46.5 | 18.4 |
| 0670130601 (Obs 8) | 2011-06-17 04:22 | No | 40.3 | 33.4 |
| 0670130701 (Obs 9) | 2011-06-25 23:23 | No | 31.5 | 21.1 |
| 0670130801 (Obs 10) | 2011-06-29 06:55 | Yes | 40.5 | 15.0 |
| 0670130901 (Obs 11) | 2011-07-01 06:53 | Yes | 38.6 | 16.9 |
| 0830540101 (Obs 12) | 2018-12-01 15:49 | No | 76.6 | 24.5 |
| 0830540201 (Obs 13) | 2018-12-03 15:51 | No | 72.6 | 27.4 |
Notes. ( * )Final PN exposure time after excluding instrumental drops and background flares.
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