| 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 1999an | Type II | 15 | 180 | 07/03/1999 | 14 | Coma Berenices | PGC 37912 | 258.44183 | 72.47713 | 82 | 1 | SN.II | Yes | 1,507,000 |