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Table 1.
Summary of spectroscopic observations.
| Object | Observation date | Phase | Telescope+Instrument |
|---|---|---|---|
| (YYYY MM DD) | (Rest-frame days) | ||
| SN 2019tsf | 2019 Nov 05 | 6.71 | NTT+EFOSC2 (a) |
| SN 2019tsf | 2020 Jan 21 | 82.9 | NOT+ALFOSC |
| SN 2019tsf | 2020 Jan 26 | 87.0 | P60+SEDM |
| SN 2019tsf | 2020 Feb 02 | 93.8 | P60+SEDM |
| SN 2019tsf | 2020 Feb 07 | 98.7 | P60+SEDM |
| SN 2019tsf | 2020 Feb 15 | 106.4 | TNG+DOLORES |
| SN 2019tsf | 2020 Feb 19 | 110.6 | Keck1+LRIS |
| SN 2019tsf | 2020 Mar 22 | 141.9 | Keck1+LRIS |
| SN 2019tsf | 2020 Apr 28 | 178.7 | NOT+ALFOSC |
| SN 2019oys | 2019 Aug 29 | 0.96 | P60+SEDM |
| SN 2019oys | 2020 Jan 27 | 150.0 | NOT+ALFOSC |
| SN 2019oys | 2020 Feb 01 | 154.1 | P60+SEDM |
| SN 2019oys | 2020 Feb 09 | 162.2 | P60+SEDM |
| SN 2019oys | 2020 Feb 15 | 166.6 | NOT+ALFOSC |
| SN 2019oys | 2020 Feb 19 | 172.0 | Keck1+LRIS |
| SN 2019oys | 2020 Feb 24 | 176.8 | P60+SEDM |
| SN 2019oys | 2020 Mar 22 | 203.5 | Keck1+LRIS |
| SN 2019oys | 2020 Apr 15 | 227.0 | P60+SEDM |
| SN 2019oys | 2020 May 01 | 243.3 | NOT+ALFOSC |
| SN 2019oys | 2020 Aug 21 | 353.3 | Keck1+LRIS |
Notes.
(a)
This spectrum is from TNS provided by Malesani et al. (2019).
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