Table 1.
NICER Observations of Swift J0243.6+6124
| NICER ObsID | Date | MJD epoch | On-source time (s) | Deadtime corrected average exposure per MPU slice (s) | Average rate 0.2–12 keV (counts s−1) | Luminositya 0.1–10 keV (erg s−1) |
|---|---|---|---|---|---|---|
| 1050390101 | 2017-10-03 | 58029.805 | 3099 | 2643.4 | 164.8 | 1.19E+37 |
| 1050390102 | 2017-10-04 | 58030.922 | 4171 | 2782.6 | 239.9 | 1.75E+37 |
| 1050390103 | 2017-10-04 | 58031.434 | 21590 | 16645.4 | 281.9 | 2.05E+37 |
| 1050390104 | 2017-10-06 | 58032.456 | 24029 | 19320.5 | 423.7 | 2.99E+37 |
| 1050390105 | 2017-10-11 | 58037.128 | 2497 | 2198.3 | 1782.9 | 1.08E+38 |
| 1050390106 | 2017-10-12 | ⋯ | 41 | 0 | ⋯ | ⋯ |
| 1050390107 | 2017-10-16 | 58042.455 | 1495 | 420.9 | 3686.8 | 2.01E+38 |
| 1050390108 | 2017-10-21 | 58047.663 | 1394 | 615.7 | 4979.0 | 2.86E+38 |
| 1050390109 | 2017-10-22 | ⋯ | 2334 | 0 | ⋯ | ⋯ |
| 1050390110 | 2017-10-23 | 58049.271 | 900 | 735.4 | 6312.7 | 3.31E+38 |
| 1050390111 | 2017-10-24 | ⋯ | 689 | 0 | ⋯ | ⋯ |
| 1050390112 | 2017-10-25 | 58051.364 | 1003 | 495.8 | 7484.5 | 4.01E+38 |
| 1050390113 | 2017-11-02 | 58058.386 | 4566 | 3126.0 | 26583.5 | 1.31E+39 |
| 1050390114 | 2017-11-06 | 58063.989 | 311 | 257.4 | 36333.8 | 1.77E+39 |
| 1050390115 | 2017-11-07 | 58064.414 | 1495 | 1276.5 | 33175.4 | 1.66E+39 |
| 1050390116 | 2017-11-08 | 58065.381 | 3816 | 1915.8 | 31833.4 | 1.58E+39 |
| 1050390117 | 2017-11-14 | ⋯ | 18 | 0 | ⋯ | ⋯ |
| 1050390118 | 2017-11-15 | 58072.846 | 405 | 374.9 | 20774.0 | 1.32E+39 |
| 1050390119 | 2017-11-16 | 58073.460 | 3917 | 2171.9 | 18636.9 | 9.98E+38 |
| 1050390120 | 2017-11-17 | 58074.263 | 3916 | 2240.9 | 17297.2 | 1.03E+39 |
| 1050390121 | 2017-11-17 | 58074.737 | 1610 | 1517.3 | 16359.3 | 9.40E+38 |
| 1050390122 | 2017-12-02 | 58089.626 | 3756 | 3676.9 | 5864.4 | 3.25E+38 |
| 1050390123 | 2017-12-04 | 58091.203 | 1291 | 1016.0 | 5341.7 | 2.70E+38 |
| 1050390124 | 2017-12-05 | 58092.558 | 1704 | 1590.0 | 4943.2 | 2.71E+38 |
| 1050390125 | 2017-12-06 | 58093.528 | 1887 | 1854.5 | 4721.4 | 2.65E+38 |
| 1050390126 | 2017-12-11 | 58098.909 | 210 | 109.0 | 4187.3 | 2.22E+38 |
| 1050390127 | 2017-12-12 | 58099.463 | 733 | 640.9 | 4116.8 | 2.23E+38 |
| 1050390128 | 2017-12-13 | 58100.646 | 482 | 263.5 | 3853.4 | 2.21E+38 |
| 1050390129 | 2017-12-19 | 58106.402 | 1034 | 594.0 | 3209.5 | 1.84E+38 |
| 1050390130 | 2017-12-20 | 58107.913 | 528 | 279.7 | 3000.0 | 1.61E+38 |
| 1050390131 | 2017-12-21 | 58108.237 | 718 | 618.5 | 3110.9 | 1.77E+38 |
| 1050390132 | 2018-01-07 | 58125.646 | 210 | 208.1 | 2120.3 | 1.29E+38 |
| 1050390133 | 2018-01-08 | 58126.691 | 990 | 645.3 | 2020.6 | 1.30E+38 |
| 1050390134 | 2018-01-09 | 58127.622 | 5319 | 3193.7 | 1823.4 | 1.09E+38 |
| 1050390135 | 2018-01-10 | 58128.492 | 3133 | 2029.3 | 1844.4 | 1.11E+38 |
| 1050390136 | 2018-01-10 | 58129.326 | 3288 | 2686.1 | 1775.0 | 1.00E+38 |
| 1050390137 | 2018-01-12 | 58130.323 | 4541 | 3368.9 | 1755.2 | 1.04E+38 |
| 1050390138 | 2018-01-17 | 58135.850 | 3230 | 3207.7 | 1399.6 | 8.76E+37 |
| 1050390139 | 2018-01-27 | 58145.715 | 2266 | 2127.0 | 941.5 | 5.89E+37 |
| 1050390140 | 2018-02-02 | 58151.352 | 2114 | 2104.8 | 581.6 | 3.83E+37 |
| 1050390141 | 2018-02-13 | 58162.251 | 3636 | 3492.7 | 236.6 | 1.66E+37 |
| 1050390142 | 2018-02-17 | 58166.141 | 2768 | 2755.4 | 190.8 | 1.30E+37 |
| 1050390143 | 2018-02-20 | 58169.900 | 2326 | 1564.1 | 131.5 | 8.57E+36 |
| 1050390144 | 2018-02-26 | 58175.852 | 2175 | 1805.5 | 49.8 | 3.00E+36 |
| 1050390145 | 2018-02-27 | 58176.206 | 7058 | 6964.3 | 45.2 | 2.81E+36 |
| 1050390146 | 2018-03-04 | 58181.9 | 1535 | 1442.7 | 45.7 | 2.49E+36 |
| 1050390147 | 2018-03-25 | 58202.4 | 1251 | 1077.7 | 22.0 | 1.20E+36 |
| 1050390148 | 2018-03-27 | 58204.7 | 1705 | 1649.0 | 14.8 | 6.85E+35 |
| 1050390149 | 2018-04-09 | 58217.8 | 5003 | 3966.1 | 104.3 | 6.16E+36 |
| 1050390150 | 2018-04-10 | 58218.1 | 2025 | 1917.4 | 108.7 | 6.22E+36 |
| 1050390151 | 2018-04-11 | 58219.7 | 2278 | 1699.0 | 122.5 | 7.03E+36 |
| 1050390152 | 2018-04-12 | 58220.1 | 1606 | 1111.4 | 120.2 | 6.76E+36 |
| 1050390153 | 2018-04-13 | 58222.0 | 500 | 370.4 | 98.0 | 5.06E+36 |
| 1050390154 | 2018-04-14 | 58222.5 | 19208 | 16463.2 | 102.4 | 5.58E+36 |
| 1050390155 | 2018-04-15 | 58223.5 | 14521 | 12004.6 | 90.7 | 4.81E+36 |
| 1050390156 | 2018-04-16 | 58224.5 | 7735 | 6281.5 | 78.6 | 4.10E+36 |
| 1050390157 | 2018-04-17 | 58225.3 | 5955 | 5513.6 | 69.8 | 3.57E+36 |
| 1050390158 | 2018-04-20 | 58228.2 | 2785 | 2621.7 | 47.5 | 2.47E+36 |
| 1050390159 | 2018-04-23 | 58232.0 | 492 | 459.3 | 24.4 | 9.17E+35 |
| 1050390160 | 2018-04-24 | 58343.4 | 643 | 149.1 | 18.6 | 6.28E+35 |
a
Luminosity calculation assumes isotropic emission and distance = 7 kpc