| 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 2003Y | Type I | 17 | 134 | 29/01/2003 | 57 | Ursa Major | PGC 25009 | 159.78554 | 39.05772 | 36 | 1 | SNIa | Yes | 4,434,000 |