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Table 1
Observations of the M 31 monitoring.
| Telescope/Instrument | ObsID | Exposure timea [ks] | Start dateb | JDb | Offsetc | ||||
| PN | MOS1 | MOS2 | HRC-I | [UT] | 2 450 000+ | RA [″] | Dec [″] | ||
|
|
|||||||||
| Chandra HRC-I | 7283 | 19.9 | 2006-06-05.29 | 3891.79 | 0.2 | 0.4 | |||
| XMM-Newton EPIC | 0405320501 | 10.8 | 13.0 | 13.5 | 2006-07-02.61 | 3919.11 | 2.1 | 1.8 | |
| XMM-Newton EPIC | 0405320601 | 9.8 | 16.3 | 12.0 | 2006-08-09.51 | 3957.02 | 1.6 | 1.6 | |
| Chandra HRC-I | 7284 | 20.0 | 2006-09-30.89 | 4009.39 | −0.3 | 0.4 | |||
| Chandra HRC-I | 7285 | 18.5 | 2006-11-13.30 | 4052.80 | −0.4 | 0.0 | |||
| XMM-Newton EPIC | 0405320701 | 12.3 | 15.4 | 15.4 | 2006-12-31.60 | 4101.10 | 0.8 | 0.9 | |
| XMM-Newton EPIC | 0405320801 | 9.9 | 13.2 | 13.4 | 2007-01-16.49 | 4116.99 | 0.0 | 0.5 | |
| XMM-Newton EPIC | 0405320901 | 12.5 | 16.3 | 16.3 | 2007-02-05.15 | 4136.66 | −0.4 | 2.0 | |
| Chandra HRC-I | 7286 | 18.7 | 2007-03-11.61 | 4171.11 | −0.3 | −0.1 | |||
Notes.
(a)
Dead-time corrected; for XMM-Newton EPIC after screening for high background and PN, MOS1, MOS2.
(c)
Offset of image WCS to the WCS of the catalogue by Kaaret (2002).
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