Open Access
Table 1
Data from Chandra used in our study.
| Object | ObsID | Date | ACIS-S | ACIS-I |
|---|---|---|---|---|
| Kepler | 116 | 2000 Jun 30 | 48.8 | – |
| 4650 | 2004 Oct 26 | 46.2 | – | |
| 6714 | 2006 Apr 27 | 157.8 | – | |
| 6715 | 2006 Aug 3 | 159.1 | – | |
| 6716 | 2006 May 5 | 158.0 | – | |
| 6717 | 2006 Jul 13 | 106.8 | – | |
| 6718 | 2006 Jul 21 | 107.8 | – | |
| 7366 | 2006 Jul 16 | 51.5 | – | |
| 16004 | 2014 May 13 | 102.7 | – | |
| 16614 | 2014 May 16 | 36.4 | – | |
| Total | 975.1 | – | ||
| Tycho | 115 | 2000 Sep 20 | 48.9 | – |
| 3837 | 2003 Apr 29 | – | 145.6 | |
| 7639 | 2007 Apr 23 | – | 108.9 | |
| 8551 | 2007 Apr 26 | – | 33.3 | |
| 10093 | 2009 Apr 13 | – | 118.3 | |
| 10094 | 2009 Apr 18 | – | 90.0 | |
| 10095 | 2009 Apr 23 | – | 173.4 | |
| 10096 | 2009 Apr 27 | – | 105.7 | |
| 10097 | 2009 Apr 11 | – | 107.4 | |
| 10902 | 2009 Apr 15 | – | 39.5 | |
| 10903 | 2009 Apr 17 | – | 23.9 | |
| 10904 | 2009 Apr 13 | – | 34.7 | |
| 10906 | 2009 May 3 | – | 41.1 | |
| 15998 | 2015 Apr 22 | – | 147.0 | |
| 23538 | 2021 Sep 27 | – | 28.7 | |
| 23541 | 2021 Oct 16 | – | 28.1 | |
| 24391 | 2021 May 29 | – | 28.4 | |
| Total | 48.9 | 1254.0 | ||
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