Open Access
Table A.2.
Log of spectroscopic observations of SN 2019cj.
| Date | MJD | Phasea | Telescope+Instrument | Grism/Grating+Slit | Spectral range | Resolution | Exp. time |
|---|---|---|---|---|---|---|---|
| (days) | (Å) | (Å) | (s) | ||||
| 20190107 | 58490.3 | −2.1 | NTT+EFOSC2 | gr13+1.0" | 3640-9230 | 21 | 600 |
| 20190108 | 58491.3 | −1.1 | NTT+EFOSC2 | gr13+1.0" | 3630-9230 | 21 | 600 |
| 20190109 | 58492.2 | −0.2 | NTT+EFOSC2 | gr11+1.0" | 3340-7460 | 16 | 2400 |
| 20190112 | 58495.6 | +3.2 | COJ 2m+en05 | red/blu+2.0" | 3150-10870 | 18 | 2700 |
| 20190115 | 58498.1 | +5.7 | NTT+EFOSC2 | gr11+1.0" | 3340-7460 | 16 | 2700 |
| 20190124 | 58507.1 | +14.7 | NTT+EFOSC2 | gr11+1.0" | 3340-7460 | 16 | 2x2700 |
| 20190127 | 58510.9 | +18.5 | SALT+RSS | PG0300+1.5" | 3540-8330 | 19 | 1200 |
aPhases are relative to V-band maximum light (MJD = 58492.44 ± 0.23; 2019-01-09) in observer frame.
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