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Table A.1.
Log and fitting results of Swift-XRT observations of B2 1420+32 using a PL model.
| Date | MJD | Net exposure time | Photon index | Flux0.3−10 keV |
|---|---|---|---|---|
| (UT) | (s) | (ΓX) | (10−12 erg cm−2 s−1) | |
| 2018-02-22 | 58171.915197 | 2872 | 1.49 ± 0.22 | 1.99 ± 0.37 |
| 2018-12-12 | 58464.132329 | 1818 | 1.51 ± 0.25 | 2.76 ± 0.54 |
| 2018-12-14 | 58466.253218 | 2110 | 1.37 ± 0.18 | 4.15 ± 0.65 |
| 2018-12-16 | 58468.386537 | 1943 | 1.50 ± 0.21 | 3.22 ± 0.54 |
| 2019-06-25 | 58659.880024 | 1975 | 1.89 ± 0.21 | 3.18 ± 0.45 |
| 2019-06-27/29 | 58663 | 2008 | 1.25 ± 0.24 | 3.07 ± 0.64 |
| 2019-07-12 | 58676.328225 | 1593 | 2.33 ± 0.15 | 7.11 ± 0.69 |
| 2019-07-17 | 58681.609499 | 1983 | 2.17 ± 0.15 | 4.83 ± 0.48 |
| 2019-07-22 | 58686.722614 | 1885 | 1.45 ± 0.22 | 2.98 ± 0.55 |
| 2019-12-13 | 58830.935420 | 2023 | 1.44 ± 0.13 | 7.85 ± 0.87 |
| 2020-01-02 | 58850.318109 | 2495 | 1.33 ± 0.17 | 5.47 ± 0.75 |
| 2020-01-05 | 58853.943061 | 1666 | 1.38 ± 0.27 | 4.09 ± 0.87 |
| 2020-01-08 | 58856.665569 | 1880 | 1.69 ± 0.20 | 3.73 ± 0.55 |
| 2020-01-11 | 58859.830600 | 1983 | 1.81 ± 0.17 | 5.54 ± 0.70 |
| 2020-01-19 | 58867.533771 | 1626 | 1.87 ± 0.15 | 5.88 ± 0.65 |
| 2020-01-21 | 58870.011577 | 1546 | 1.94 ± 0.16 | 6.00 ± 0.65 |
| 2020-01-24 | 58872.175468 | 1783 | 1.84 ± 0.14 | 6.57 ± 0.65 |
| 2020-01-25 | 58873.171868 | 1798 | 2.10 ± 0.14 | 7.12 ± 0.69 |
| 2020-01-27 | 58875.267506 | 1806 | 1.73 ± 0.19 | 4.42 ± 0.61 |
| 2020-01-28 | 58876.193806 | 2035 | 1.47 ± 0.18 | 4.80 ± 0.67 |
| 2020-01-31 | 58879.685875 | 1231 | 1.68 ± 0.19 | 5.88 ± 0.83 |
| 2020-02-01 | 58880.114444 | 1681 | 1.58 ± 0.16 | 5.87 ± 0.77 |
| 2020-02-05 | 58884.201846 | 2025 | 1.49 ± 0.15 | 6.30 ± 0.75 |
| 2020-02-10 | 58889.473095 | 2417 | 1.57 ± 0.18 | 3.50 ± 0.48 |
Notes. Fluxes are corrected for the Galactic absorption.
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