NGC 1531 is a dwarf galaxy in the constellation Eridanus that is interacting with the larger spiral galaxy NGC 1532.[2] It was discovered by John Herschel on 19 October 1835.[3] Although technically classified as a peculiar lenticular galaxy, the galaxy's structure is better described as amorphous.[2]
NGC 1531 | |
---|---|
![]() NGC 1531 (above) with large barred spiral galaxy NGC 1532 | |
Observation data (J2000 epoch) | |
Constellation | Eridanus |
Right ascension | 04h 11m 59.3s[1] |
Declination | −32° 51′ 03″[1] |
Redshift | 1169 ± 29 km/s[1] |
Distance | 42.4 million light-years |
Apparent magnitude (V) | 12.9[1] |
Characteristics | |
Type | S0 pec[1] |
Size | ~15 kly (diameter) |
Apparent size (V) | 1′.3 × 0′.9[1] |
Other designations | |
PGC 14635[1] |
New General Catalogue 1500 to 1999 | |
---|---|
| |
Constellation of Eridanus | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| |||||||||||||
Stars |
| ||||||||||||
| |||||||||||||
| |||||||||||||
Galaxies |
| ||||||||||||
| |||||||||||||
| |||||||||||||
![]() |
![]() | This lenticular galaxy article is a stub. You can help Wikipedia by expanding it. |