NGC 1531

NGC 1531
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]

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]

See also

  • NGC 4627 - a similar interacting dwarf galaxy
  • M51B - a similar interacting dwarf galaxy

References

  1. 1 2 3 4 5 6 7 "NASA/IPAC Extragalactic Database". Results for NGC 1531. Retrieved 2006-11-21.
  2. 1 2 A. Sandage; J. Bedke (1994). Carnegie Atlas of Galaxies. Washington, D.C.: Carnegie Institution of Washington. ISBN 0-87279-667-1.
  3. "New General Catalog Objects: NGC 1500 - 1549". cseligman.com. Retrieved 2017-11-22.

Coordinates: 04h 11m 59.3s, −32° 51′ 03″


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