Open Access
Table B.1.
Averaged emission line width measurements
| Hβ | He IIλ4686 | Hγ | |
| Date | FWHM (km s−1) | ||
| 2021 February 2 | 337 ± 8 | 394 ± 28 | 366 ± 9 |
| 2021 February 26 | 318 ± 8 | 403 ± 26 | 321 ± 8 |
| 2021 February 27 | 313 ± 9 | 414 ± 26 | 324 ± 8 |
| 2021 March 2 | 327 ± 8 | 403 ± 25 | 327 ± 7 |
| 2021 March 17 | 317 ± 7 | 403 ± 24 | 307 ± 9 |
| 2021 March 18 | 313 ± 11 | 394 ± 40 | 306 ± 11 |
| 2021 March 19 | 317 ± 9 | 399 ± 23 | 308 ± 10 |
| 2021 March 20 | 303 ± 7 | 394 ± 23 | 291 ± 8 |
| 2021 March 21 | 310 ± 8 | 402 ± 25 | 315 ± 7 |
| 2021 March 22 | 310 ± 9 | 404 ± 26 | 309 ± 9 |
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