NGC 813
Lenticular galaxy in the constrellation Hydrus
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NGC 813 is a lenticular galaxy in the constellation Hydrus. It is estimated to be 390 million light-years from the Milky Way[3] and has a diameter of approximately 140,000 ly. NGC 813 was discovered on November 24, 1834, by the British astronomer John Herschel.[4][5]
Right ascension02h 01m 36.113s[1]
Declination−68° 26′ 20.99″[1]
| NGC 813 | |
|---|---|
legacy surveys image of NGC 813 | |
| Observation data (J2000 epoch) | |
| Constellation | Hydrus |
| Right ascension | 02h 01m 36.113s[1] |
| Declination | −68° 26′ 20.99″[1] |
| Redshift | 0.027219[2] |
| Heliocentric radial velocity | 8049 km/s[2] |
| Distance | 386.5 ± 27.1 Mly (118.50 ± 8.30 Mpc)[3] |
| Apparent magnitude (B) | 13.84[2] |
| Characteristics | |
| Type | SAB(r)0/a:[3] |
| Other designations | |
| PGC 7692[2] | |
One supernova, SN 2020abzv (type Ia, mag. 16.6), was discovered in NGC 813 on 9 December, 2020.[6]
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