| 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 1999ac | Type I | 14 | 242 | 26/02/1999 | 8 | Serpens | PGC 57205 | 19.88300 | 39.94328 | 60 | 1 | SN.Ia-norm | Yes | 2,953,000 |