Open Access
Table 1.
RGS observations.
| ObsID | Date | Exposure (a) | Position angle (b) |
|---|---|---|---|
| (ks) | (deg) | ||
| 0112290201 | 2001 May 06 | 19.2 | 293 |
| 0206080101 (c) | 2004 Apr. 21 | 55.3 | 319 |
| 0560590101 | 2008 Oct. 03 | 27.8 | 138 |
| 0560181301 | 2009 Apr. 03 | 22.9 | 316 |
| 0560590201 | 2009 Apr. 17 | 15.1 | 316 |
| 0560590301 | 2009 Apr. 29 | 21.4 | 296 |
| 0657800101 | 2011 Mar. 18 | 22.8 | 330 |
| 0657801701 | 2011 Apr. 11 | 21.4 | 312 |
| 0657801901 | 2011 Apr. 29 | 11.6 | 296 |
| 0657802101 | 2011 Sep. 24 | 12.4 | 147 |
| 0657802301 | 2011 Nov. 21 | 9.2 | 100 |
| 0870940101 | 2021 Apr. 06 | 28.6 | 313 |
| 0891060101 | 2021 Oct. 17 | 26.8 | 127 |
| 0891060401 | 2022 Apr. 06 | 32.1 | 313 |
Notes.
(c)
Data set analysed in Zhang et al. (2014).
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