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Table 2.
Exposure times and source counts for PSR J2021+4026 in the three EPIC cameras.
| Obs. ID | Start time | End time | Camera | Net exposure | Operative modes (a) | Source counts (b) | Count rate (b) |
|---|---|---|---|---|---|---|---|
| (UT) | (UT) | (ks) | and filters | (cts) | (10−3 cts s−1) | ||
| 0670590101 | 2012-04-11 07:24:03 | 2012-04-12 21:07:38 | pn | 63.7 | SW, medium | 778 ± 41 | 12.2 ± 0.6 |
| MOS1 | 88.1 | FW, medium | 374 ± 28 | 4.2 ± 0.3 | |||
| MOS2 | 94.7 | FW, medium | 402 ± 30 | 4.2 ± 0.3 | |||
| 0763850101 | 2015-12-20 10:15:58 | 2015-12-22 01:24:17 | pn | 90.0 | SW, medium | 1127 ± 50 | 12.5 ± 0.6 |
| MOS1 | 126.2 | FW, thick | 305 ± 26 | 2.4 ± 0.2 | |||
| MOS2 | 125.9 | FW, thick | 397 ± 29 | 3.4 ± 0.3 | |||
| Sum | pn | 153.7 | 1905 ± 65 | 12.4 ± 0.4 | |||
| MOS1 | 214.4 | 679 ± 39 | 3.2 ± 0.2 | ||||
| MOS2 | 220.6 | 830 ± 43 | 3.8 ± 0.2 | ||||
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