Open Access
Table A.1.
Spectroscopic observations of Swift J0243.6+6124 between 2017 and 2021.
| Date | MJD | Telescope/ | Wavelength Range | EW(Hα) | EW(He I λ6678) |
|---|---|---|---|---|---|
| (DD-MM-YYYY) | Instrument | (Å) | (Å) | (Å) | |
| 04-10-2017 | 58030.8342 | 2.16 m/BFOSC | 4000-8700 | -10.6 ± 0.2 | ... |
| 13-10-2017 | 58039.6745 | 2.16 m/BFOSC | 4000-8700 | -10.1 ± 0.1 | ... |
| 27-10-2017 | 58053.6744 | 2.16 m/OMR | 5500-6900 | -8.5 ± 0.1 | -0.39 ± 0.08 |
| 27-10-2017 | 58053.8025 | 2.16 m/OMR | 5500-6900 | -8.0 ± 0.4 | -0.41 ± 0.11 |
| 28-10-2017 | 58054.6191 | 2.16 m/OMR | 5500-6900 | -8.7 ± 0.4 | -0.32 ± 0.12 |
| 29-10-2017 | 58055.6853 | 2.16 m/OMR | 5500-6900 | -9.4 ± 0.3 | -0.31 ± 0.16 |
| 11-11-2017 | 58068.6412 | 2.16 m/OMR | 5500-6900 | -10.3 ± 0.6 | -0.28 ± 0.23 |
| 11-11-2017 | 58068.7547 | 2.16 m/OMR | 5500-6900 | -10.6 ± 0.2 | -0.52 ± 0.12 |
| 12-11-2017 | 58069.7245 | 2.16 m/OMR | 5500-6900 | -11.0 ± 0.5 | -0.42 ± 0.09 |
| 13-11-2017 | 58070.7783 | 2.16 m/BFOSC | 4000-8700 | -11.2 ± 0.2 | ... |
| 23-11-2017 | 58080.5667 | 2.4 m/YFOSC | 4970-9830 | -10.0 ± 0.2 | -0.23 ± 0.06 |
| 23-11-2017 | 58080.6792 | 2.4 m/YFOSC | 4970-9830 | -10.0 ± 0.2 | -0.22 ± 0.06 |
| 24-11-2017 | 58081.5326 | 2.4 m/YFOSC | 4970-9830 | -9.6 ± 0.2 | -0.27 ± 0.06 |
| 25-11-2017 | 58082.5549 | 2.4 m/YFOSC | 4970-9830 | -9.9 ± 0.1 | -0.22 ± 0.03 |
| 07-01-2018 | 58125.6306 | 2.4 m/YFOSC | 4970-9830 | -10.7 ± 0.1 | -0.25 ± 0.09 |
| 08-01-2018 | 58126.5597 | 2.4 m/YFOSC | 3700-7630 | -10.6 ± 0.2 | -0.30 ± 0.06 |
| 10-01-2018 | 58128.5208 | 2.16 m/BFOSC | 4000-8700 | -10.3 ± 0.4 | ... |
| 23-01-2018 | 58141.5189 | 2.16 m/BFOSC | 4000-8700 | -11.2 ± 0.1 | ... |
| 24-01-2018 | 58142.5440 | 2.16 m/BFOSC | 4000-8700 | -11.7 ± 0.1 | ... |
| 12-02-2018 | 58160.4380 | 2.16 m/BFOSC | 4000-8700 | -10.8 ± 0.1 | ... |
| 19-02-2018 | 58168.4470 | 2.16 m/BFOSC | 4000-8700 | -10.8 ± 0.2 | ... |
| 25-03-2018 | 58202.4619 | 2.16 m/BFOSC | 4000-8700 | -10.7 ± 0.3 | ... |
| 17-09-2018 | 58378.7433 | 2.16 m/OMR | 5500-6900 | -8.2 ± 0.5 | -0.30 ± 0.03 |
| 23-09-2018 | 58384.7466 | 2.16 m/BFOSC | 4000-8700 | -9.0 ± 0.1 | ... |
| 03-10-2018 | 58394.8377 | 2.16 m/BFOSC | 4000-8700 | -9.4 ± 0.1 | ... |
| 15-11-2018 | 58437.6707 | 2.16 m/BFOSC | 4000-8700 | -7.3 ± 0.6 | ... |
| 17-11-2018 | 58439.6922 | 2.16 m/BFOSC | 4000-8700 | -7.5 ± 0.2 | ... |
| 21-11-2018 | 58443.5873 | 2.16 m/BFOSC | 4000-8700 | -7.6 ± 0.0 | ... |
| 22-11-2018 | 58444.6232 | 2.16 m/BFOSC | 4000-8700 | -7.4 ± 0.2 | ... |
| 27-11-2018 | 58449.6591 | 2.16 m/BFOSC | 4000-8700 | -8.1 ± 0.1 | ... |
| 04-12-2018 | 58455.7521 | 2.16 m/BFOSC | 4000-8700 | -7.4 ± 0.7 | ... |
| 25-12-2018 | 58477.5579 | 2.4 m/YFOSC | 4970-9830 | -6.8 ± 0.1 | -0.12 ± 0.06 |
| 26-12-2018 | 58478.5499 | 2.4 m/YFOSC | 4970-9830 | -6.9 ± 0.2 | -0.13 ± 0.06 |
| 27-12-2018 | 58479.5959 | 2.4 m/YFOSC | 4970-9830 | -7.0 ± 0.2 | -0.13 ± 0.05 |
| 28-12-2018 | 58480.5463 | 2.4 m/YFOSC | 4970-9830 | -7.2 ± 0.2 | -0.20 ± 0.08 |
| 09-01-2019 | 58492.6229 | 2.16 m/BFOSC | 4000-8700 | -7.2 ± 0.2 | ... |
| 27-01-2019 | 58510.5146 | 2.16 m/BFOSC | 5200-8200 | -7.3 ± 0.1 | ... |
| 27-01-2019 | 58510.5481 | 2.4 m/YFOSC | 3500-8750 | -7.0 ± 0.1 | -0.18 ± 0.07 |
| 09-02-2019 | 58523.4430 | 2.16 m/BFOSC | 4400-8700 | -6.6 ± 0.4 | ... |
| 07-10-2019 | 58763.8718 | 2.16 m/BFOSC | 4000-8700 | -5.5 ± 0.3 | ... |
| 03-11-2019 | 58790.7485 | 2.16 m/OMR | 5500-6900 | -5.2 ± 0.4 | -0.04 ± 0.03 |
| 04-11-2019 | 58792.2656 | 2.16 m/OMR | 5500-6900 | -5.3 ± 0.3 | 0.01 ± 0.04 |
| 26-12-2019 | 58843.6260 | 2.4 m/YFOSC | 4970-9830 | -6.0 ± 0.2 | 0.06 ± 0.03 |
| 21-07-2020 | 59052.0035 | SKO/1.3 m | 5400-7300 | -6.8 ± 0.1 | -0.01 ± 0.02 |
| 20-08-2020 | 59082.0787 | SKO/1.3 m | 5400-7300 | -6.7 ± 0.0 | -0.01 ± 0.06 |
| 14-09-2020 | 59107.0080 | SKO/1.3 m | 5400-7300 | -7.3 ± 0.1 | ... |
| 16-09-2020 | 59108.9829 | SKO/1.3 m | 5400-7300 | -6.7 ± 0.0 | -0.03 ± 0.05 |
| 29-09-2020 | 59122.0820 | SKO/1.3 m | 5400-7300 | -5.7 ± 0.1 | 0.08 ± 0.04 |
| 10-10-2020 | 59132.6655 | 2.16 m/BFOSC | 5800-8280 | -6.8 ± 0.2 | 0.01 ± 0.05 |
| 11-10-2020 | 59133.8369 | 2.16 m/BFOSC | 5800-8280 | -7.1 ± 0.1 | 0.07 ± 0.02 |
| 12-10-2020 | 59134.7450 | 2.16 m/BFOSC | 5800-8280 | -7.0 ± 0.1 | -0.01 ± 0.04 |
| 11-08-2021 | 59437.9970 | SKO/1.3 m | 5400-7300 | -8.0 ± 0.1 | -0.07 ± 0.04 |
| 01-09-2021 | 59459.0720 | SKO/1.3 m | 5400-7300 | -8.3 ± 0.0 | -0.06 ± 0.03 |
| 05-09-2021 | 59463.0289 | SKO/1.3 m | 5400-7300 | -8.2 ± 0.1 | -0.09 ± 0.04 |
| 09-10-2021 | 59496.9755 | SKO/1.3 m | 5400-7300 | -8.2 ± 0.1 | -0.07 ± 0.05 |
| 10-10-2021 | 59497.6557 | 2.16 m/OMR | 6000-6850 | -8.4 ± 0.1 | -0.11 ± 0.06 |
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