| name | type | Apparent magnitude | Ascension (°) | date discovered | Declination (°) | Constellation | galaxy | Discovered_by | galactic longitude (°) | galactic latitude (°) | inclination (°) | Redshift | log(diameter) (log(0.1 arcmin)) | Date of maximum light | Position Epoch | Spectral type | confirmed | Average Radial Velocity (km/s) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SN 1990S | Type II | 16 | 181 | 22/07/1990 | -30 | Hydra (constellation) | PGC 38296 | 291.27521 | 31.66984 | 68 | 1 | 27/06/1990 | SN.IIn | Yes |