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Table 1.
Optical spectroscopic and spectropolarimetric observations of SN 2018bsz analysed in this paper.
| Date | MJD | Phase (d) (a) | Telescope | Instrument | Grism/Arm | R (λ/Δλ) | Range |
|---|---|---|---|---|---|---|---|
| 2018-05-21 (b) | 58259.2 | -8.1 | NTT | EFOSC2 | Gr#13 | 355 | 3685–9315 |
| 2018-05-23 (b) | 58261.3 | -6.0 | NTT | EFOSC2 | Gr#11/Gr#16 | 390/595 | 3380–10 320 |
| 2018-06-01 (b) | 58270.3 | 2.8 | VLT | X-shooter | UVB/VIS/NIR | 5400/8900/5600 | 3000–24 800 |
| 2018-06-09 (c) | 58278.0 | 10.2 | VLT | FORS2 | GRIS_300V | 440 | 3300–9325 |
| 2018-06-09 | 58279.0 | 11.2 | VLT | X-shooter | UVB/VIS/NIR | 5400/8900/5600 | 3000–24 800 |
| 2018-06-16 | 58285.2 | 17.2 | VLT | X-shooter | UVB/VIS/NIR | 5400/8900/5600 | 3000–24 800 |
| 2018-06-23 | 58292.1 | 23.9 | VLT | X-shooter | UVB/VIS/NIR | 5400/8900/5600 | 3000–24 800 |
| 2018-07-02 | 58301.1 | 32.7 | VLT | X-shooter | UVB/VIS/NIR | 5400/8900/5600 | 3000–24 800 |
| 2018-07-08 (c) | 58307.0 | 38.4 | VLT | FORS2 | GRIS_300V | 440 | 3300–9325 |
| 2018-07-08 | 58307.1 | 38.5 | VLT | X-shooter | UVB/VIS/NIR | 5400/8900/5600 | 3000–24 800 |
| 2018-08-03 | 58333.6 | 64.4 | NTT | EFOSC2 | Gr#11/Gr#16 | 390/595 | 3380–10 320 |
| 2018-08-13 | 58343.1 | 73.6 | NTT | EFOSC2 | Gr#11/Gr#16 | 390/595 | 3380–10 320 |
| 2018-08-14 | 58344.0 | 74.5 | VLT | X-shooter | UVB/VIS/NIR | 5400/8900/5600 | 3000–24 800 |
| 2018-09-02 | 58363.1 | 93.1 | NTT | EFOSC2 | Gr#11 | 390 | 3380–7520 |
| 2018-09-17 | 58378.0 | 107.6 | NTT | EFOSC2 | Gr#11/Gr#16 | 390/595 | 3380–10 320 |
| 2018-10-01 | 58392.0 | 121.3 | VLT | X-shooter | UVB/VIS/NIR | 5400/8900/5600 | 3000–24 800 |
Notes.
(a)
With respect to maximum brightness (MJD = 58267.5 in r; Anderson et al. 2018b).
(b)
Previously published in Anderson et al. (2018b).
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