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Table 3.
Spectroscopic observations of SRGA J213151.5+491400 obtained at TUG, Türkiye and SAO, Russia.
| Date | HJD start | Duration | Exposure | Number of frames | Grism | Telescope | Observatory |
|---|---|---|---|---|---|---|---|
| (YYYYMMDD) | (HJD-2459000+) | (h) | (s) | ||||
| 20200727 | 058.35221 | 1.5 | 1800 | 3 | 15 | RTT150-MOS | TUG |
| 0727 | 058.50722 | 0.8 | 900 | 3 | 15 | RTT150 | TUG |
| 0727 | 058.55985 | 0.5 | 1800 | 1 | 15 | RTT150-MOS | TUG |
| 0730 | 061.47788 | 1.2 | 1200 | 3 | 7 | RTT150 | TUG |
| 0730 | 061.53521 | 0.7 | 1200 | 2 | 8 | RTT150 | TUG |
| 0906 | 099.16971 | 3.5 | 600 | 19 | 7 | RTT150-MOS | TUG |
| 0925 | 118.22226 | 1.8 | 300 | 20 | VPHG1200G | BTA | SAO RAS |
| 0926 | 119.30117 | 0.2 | 300 | 3 | VPHG550G | BTA | SAO RAS |
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