Open Access
Table A.1.
Summary of spectroscopic observations of 1A 0535+262.
| Date | MJD | Telescope/ | Wavelength range | EW(Hα) | EW(He I λ6678) |
|---|---|---|---|---|---|
| (DD-MM-YYYY) | Instrument | (Å) | (Å) | (Å) | |
| 13-04-2010 | 55299.5259 | 2.16 m/BFOSC | 5950-8200 | -18.6 ± 0.1 | -1.22 ± 0.20 |
| 13-04-2010 | 55299.5340 | 2.16 m/BFOSC | 5950-8200 | -19.0 ± 0.1 | -0.88 ± 0.06 |
| 13-10-2010 | 55482.8702 | 2.16 m/OMR | 5500-6900 | -11.9 ± 0.1 | -0.59 ± 0.15 |
| 14-10-2010 | 55483.7825 | 2.16 m/OMR | 5500-6900 | -11.8 ± 0.1 | -0.61 ± 0.12 |
| 15-10-2010 | 55484.8245 | 2.16 m/OMR | 5500-6900 | -12.3 ± 0.1 | -0.70 ± 0.14 |
| 17-09-2011 | 55821.8229 | 2.16 m/OMR | 5500-6900 | -9.2 ± 0.1 | -0.62 ± 0.09 |
| 18-09-2011 | 55822.8008 | 2.16 m/OMR | 5500-6900 | -8.9 ± 0.2 | -0.56 ± 0.11 |
| 19-09-2011 | 55823.8159 | 2.16 m/OMR | 5500-6900 | -9.3 ± 0.1 | -0.69 ± 0.16 |
| 13-03-2012 | 55999.6244 | 2.4 m /YFOSC | 4970-9830 | -7.1 ± 0.1 | -0.01 ± 0.06 |
| 14-03-2012 | 56000.6172 | 2.4 m /YFOSC | 4970-9830 | -7.2 ± 0.1 | -0.03 ± 0.04 |
| 15-03-2012 | 56001.6194 | 2.4 m /YFOSC | 4970-9830 | -7.3 ± 0.1 | 0.00 ± 0.03 |
| 16-03-2012 | 56002.5698 | 2.4 m /YFOSC | 4970-9830 | -7.3 ± 0.1 | -0.00 ± 0.04 |
| 11-10-2012 | 56210.8138 | 2.16 m/OMR | 5200-7800 | -8.2 ± 0.1 | 0.04 ± 0.08 |
| 11-10-2012 | 56210.8153 | 2.16 m/OMR | 5200-7800 | -8.3 ± 0.1 | 0.03 ± 0.08 |
| 11-10-2012 | 56210.8170 | 2.16 m/OMR | 5200-7800 | -8.3 ± 0.1 | 0.04 ± 0.09 |
| 16-10-2012 | 56216.8552 | 2.16 m/OMR | 5500-6900 | -7.7 ± 0.1 | 0.10 ± 0.09 |
| 17-10-2012 | 56217.7852 | 2.16 m/OMR | 5500-6900 | -8.0 ± 0.1 | -0.01 ± 0.07 |
| 19-10-2012 | 56219.8293 | 2.16 m/OMR | 5500-6900 | -8.7 ± 0.1 | 0.01 ± 0.12 |
| 21-10-2012 | 56221.8768 | 2.16 m/OMR | 5500-6900 | -8.2 ± 0.1 | 0.03 ± 0.09 |
| 22-10-2012 | 56222.8718 | 2.16 m/OMR | 5500-6900 | -8.4 ± 0.1 | -0.12 ± 0.16 |
| 24-10-2012 | 56224.8166 | 2.16 m/OMR | 5500-6900 | -8.3 ± 0.1 | 0.06 ± 0.21 |
| 23-09-2013 | 56558.7990 | 2.16 m/OMR | 5500-6900 | -13.3 ± 0.1 | -0.13 ± 0.15 |
| 25-10-2013 | 56590.7687 | 2.16 m/OMR | 5500-6900 | -14.1 ± 0.1 | -0.48 ± 0.16 |
| 26-10-2013 | 56591.8121 | 2.16 m/OMR | 5500-6900 | -13.7 ± 0.1 | -0.68 ± 0.22 |
| 27-10-2013 | 56592.7368 | 2.16 m/OMR | 5500-6900 | -13.9 ± 0.1 | -0.89 ± 0.22 |
| 29-10-2013 | 56594.8093 | 2.16 m/OMR | 5500-6900 | -14.5 ± 0.1 | -0.67 ± 0.13 |
| 18-11-2013 | 56614.6347 | 2.4 m /YFOSC | 4970-9830 | -15.0 ± 0.1 | -0.89 ± 0.19 |
| 23-11-2013 | 56619.6388 | 2.4 m /YFOSC | 4970-9830 | -14.9 ± 0.1 | -0.54 ± 0.14 |
| 24-11-2013 | 56620.6076 | 2.4 m /YFOSC | 4970-9830 | -14.6 ± 0.1 | -0.59 ± 0.19 |
| 17-09-2014 | 56917.8102 | 2.16 m/OMR | 5500-6900 | -9.5 ± 0.1 | -0.71 ± 0.14 |
| 27-09-2014 | 56927.8187 | 2.16 m/OMR | 5500-6900 | -9.6 ± 0.1 | -0.42 ± 0.16 |
| 28-09-2014 | 56928.8711 | 2.16 m/OMR | 5500-6900 | -9.8 ± 0.1 | -0.44 ± 0.13 |
| 29-09-2014 | 56929.8474 | 2.16 m/OMR | 5500-6900 | -10.0 ± 0.1 | -0.47 ± 0.15 |
| 01-10-2015 | 57296.8319 | 2.16 m/BFOSC | 5950-8200 | -8.3 ± 0.1 | 0.11 ± 0.16 |
| 02-10-2015 | 57297.8116 | 2.16 m/BFOSC | 3900-6700 | -7.7 ± 0.1 | 0.07 ± 0.02 |
| 03-10-2015 | 57298.8026 | 2.16 m/BFOSC | 5950-8200 | -8.2 ± 0.1 | 0.07 ± 0.08 |
| 03-10-2015 | 57298.8875 | 2.16 m/BFOSC | 5950-8200 | -8.1 ± 0.1 | 0.09 ± 0.05 |
| 04-10-2015 | 57299.8633 | 2.16 m/BFOSC | 5950-8200 | -8.0 ± 0.1 | 0.12 ± 0.06 |
| 05-10-2015 | 57300.7628 | 2.16 m/BFOSC | 5950-8200 | -7.9 ± 0.1 | 0.09 ± 0.12 |
| 08-10-2015 | 57303.8633 | 2.16 m/BFOSC | 5950-8200 | -8.2 ± 0.1 | 0.11 ± 0.08 |
| 01-03-2016 | 57448.6247 | 2.4 m /YFOSC | 4970-9830 | -10.3 ± 0.1 | 0.05 ± 0.09 |
| 03-03-2016 | 57450.5706 | 2.4 m /YFOSC | 4970-9830 | -10.3 ± 0.1 | 0.07 ± 0.06 |
| 03-03-2016 | 57450.6352 | 2.4 m /YFOSC | 4970-9830 | -10.3 ± 0.1 | 0.09 ± 0.09 |
| 08-10-2016 | 57669.8328 | 2.16 m/OMR | 5500-6900 | -13.6 ± 0.1 | -0.07 ± 0.06 |
| 24-12-2016 | 57746.6254 | 2.4 m /YFOSC | 4970-9830 | -13.4 ± 0.1 | 0.01 ± 0.07 |
| 27-10-2017 | 58053.7641 | 2.16 m/OMR | 5500-6900 | -16.8 ± 0.1 | -0.05 ± 0.12 |
| 28-10-2017 | 58054.8780 | 2.16 m/OMR | 5500-6900 | -16.3 ± 0.1 | -0.05 ± 0.17 |
| 29-10-2017 | 58055.7968 | 2.16 m/OMR | 5500-6900 | -16.9 ± 0.1 | 0.03 ± 0.10 |
| 10-11-2017 | 58067.8338 | 2.16 m/OMR | 5500-6900 | -15.7 ± 0.1 | -0.02 ± 0.20 |
| 11-11-2017 | 58068.7906 | 2.16 m/OMR | 5500-6900 | -15.4 ± 0.1 | -0.02 ± 0.19 |
| 12-11-2017 | 58069.7903 | 2.16 m/OMR | 5500-6900 | -14.7 ± 0.1 | 0.03 ± 0.17 |
| 25-11-2017 | 58082.6411 | 2.4 m /YFOSC | 4970-9830 | -15.7 ± 0.1 | -0.01 ± 0.04 |
| 07-01-2018 | 58125.6912 | 2.4 m /YFOSC | 4970-9830 | -17.0 ± 0.1 | -0.05 ± 0.04 |
| 16-09-2018 | 58377.8165 | 2.16 m/OMR | 5500-6900 | -18.2 ± 0.1 | -0.06 ± 0.10 |
| 18-09-2018 | 58379.8221 | 2.16 m/OMR | 5500-6900 | -17.3 ± 0.1 | -0.11 ± 0.10 |
| 26-12-2018 | 58478.6664 | 2.4 m /YFOSC | 4970-9830 | -18.5 ± 0.1 | -0.10 ± 0.06 |
| 03-11-2019 | 58790.8476 | 2.16 m/OMR | 5500-6900 | -23.0 ± 0.2 | -0.78 ± 0.18 |
| 26-12-2019 | 58843.7108 | 2.4 m /YFOSC | 4970-9830 | -24.3 ± 0.1 | -0.98 ± 0.13 |
| 20-02-2020 | 58900.0960 | 0.7 m /AZT-8 | 6100-6800 | -22.0 ± 0.5 | -1.00 ± 0.28 |
| 09-10-2020 | 59131.8682 | 2.16 m/BFOSC | 5950-8200 | -19.6 ± 0.1 | -1.28 ± 0.51 |
| 10-10-2020 | 59132.6998 | 2.16 m/BFOSC | 5950-8200 | -17.5 ± 0.2 | -1.28 ± 0.20 |
| 11-10-2020 | 59133.8590 | 2.16 m/BFOSC | 5950-8200 | -18.0 ± 0.1 | -1.31 ± 0.09 |
| 12-10-2020 | 59134.7982 | 2.16 m/BFOSC | 5950-8200 | -17.7 ± 0.1 | -1.35 ± 0.34 |
| 24-11-2020 | 59177.6292 | 2.16 m/BFOSC | 5950-8200 | -17.5 ± 0.1 | -1.14 ± 0.26 |
| 24-11-2020 | 59177.6442 | 2.16 m/BFOSC | 5950-8200 | -17.8 ± 0.1 | -1.26 ± 0.07 |
| 24-11-2020 | 59177.6591 | 2.16 m/BFOSC | 5950-8200 | -17.7 ± 0.1 | -1.27 ± 0.08 |
| 25-11-2020 | 59178.7197 | 2.16 m/BFOSC | 5950-8200 | -17.2 ± 0.1 | -1.16 ± 0.15 |
| 25-11-2020 | 59178.7408 | 2.16 m/BFOSC | 5950-8200 | -17.8 ± 0.1 | -1.30 ± 0.10 |
| 26-11-2020 | 59179.7861 | 2.16 m/BFOSC | 5950-8200 | -15.6 ± 0.1 | -1.26 ± 0.07 |
| 26-11-2020 | 59179.8077 | 2.16 m/BFOSC | 5950-8200 | -18.2 ± 0.1 | -1.24 ± 0.12 |
| 26-11-2020 | 59179.8182 | 2.16 m/BFOSC | 5950-8200 | -18.0 ± 0.1 | -1.38 ± 0.11 |
| 27-11-2020 | 59180.7689 | 2.16 m/BFOSC | 5950-8200 | -18.0 ± 0.1 | -1.21 ± 0.08 |
| 27-11-2020 | 59180.7798 | 2.16 m/BFOSC | 5950-8200 | -18.0 ± 0.1 | -1.18 ± 0.14 |
| 27-11-2020 | 59180.7868 | 2.16 m/BFOSC | 5950-8200 | -17.8 ± 0.1 | -1.32 ± 0.12 |
| 27-11-2020 | 59180.7938 | 2.16 m/BFOSC | 5950-8200 | -17.8 ± 0.1 | -1.25 ± 0.14 |
| 27-11-2020 | 59180.8008 | 2.16 m/BFOSC | 5950-8200 | -17.9 ± 0.1 | -1.27 ± 0.09 |
| 28-11-2020 | 59181.8820 | 2.16 m/BFOSC | 5950-8200 | -16.8 ± 0.1 | -1.21 ± 0.13 |
| 28-11-2020 | 59181.8893 | 2.16 m/BFOSC | 5950-8200 | -16.9 ± 0.1 | -1.17 ± 0.12 |
| 28-11-2020 | 59181.8928 | 2.16 m/BFOSC | 5950-8200 | -16.7 ± 0.1 | -1.18 ± 0.13 |
| 28-11-2020 | 59181.8963 | 2.16 m/BFOSC | 5950-8200 | -17.0 ± 0.2 | -1.06 ± 0.13 |
| 28-11-2020 | 59181.8999 | 2.16 m/BFOSC | 5950-8200 | -17.0 ± 0.1 | -1.04 ± 0.17 |
| 28-11-2020 | 59181.9034 | 2.16 m/BFOSC | 5950-8200 | -17.0 ± 0.1 | -1.07 ± 0.11 |
| 28-11-2020 | 59181.9070 | 2.16 m/BFOSC | 5950-8200 | -16.7 ± 0.1 | -1.06 ± 0.16 |
| 28-11-2020 | 59181.9105 | 2.16 m/BFOSC | 5950-8200 | -16.9 ± 0.1 | -1.06 ± 0.12 |
| 28-11-2020 | 59181.9140 | 2.16 m/BFOSC | 5950-8200 | -17.2 ± 0.1 | -1.00 ± 0.11 |
| 29-11-2020 | 59182.8790 | 2.16 m/BFOSC | 5950-8200 | -16.5 ± 0.1 | -1.09 ± 0.13 |
| 29-11-2020 | 59182.8825 | 2.16 m/BFOSC | 5950-8200 | -16.4 ± 0.1 | -1.03 ± 0.16 |
| 29-11-2020 | 59182.8860 | 2.16 m/BFOSC | 5950-8200 | -16.3 ± 0.2 | -1.02 ± 0.15 |
| 29-11-2020 | 59182.8896 | 2.16 m/BFOSC | 5950-8200 | -16.4 ± 0.1 | -1.13 ± 0.16 |
| 29-11-2020 | 59182.8931 | 2.16 m/BFOSC | 5950-8200 | -16.4 ± 0.1 | -0.95 ± 0.26 |
| 29-11-2020 | 59182.8967 | 2.16 m/BFOSC | 5950-8200 | -16.4 ± 0.1 | -1.12 ± 0.25 |
| 29-11-2020 | 59182.9002 | 2.16 m/BFOSC | 5950-8200 | -16.4 ± 0.1 | -1.01 ± 0.29 |
| 29-11-2020 | 59182.9037 | 2.16 m/BFOSC | 5950-8200 | -16.5 ± 0.1 | -0.97 ± 0.28 |
| 29-11-2020 | 59182.9073 | 2.16 m/BFOSC | 5950-8200 | -16.4 ± 0.1 | -0.98 ± 0.29 |
| 29-11-2020 | 59182.9108 | 2.16 m/BFOSC | 5950-8200 | -16.4 ± 0.1 | -1.01 ± 0.26 |
| 10-10-2021 | 59497.7769 | 2.16 m/OMR | 6000-6850 | -9.7 ± 0.1 | -0.61 ± 0.12 |
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