NGC 7640

NGC 7640
NGC 7640 (photographed by the Hubble Telescope
Observation data
Constellation Andromeda
Right ascension 23h 22m 06.58s[1]
Declination +40° 50′ 43.5″[1]
Redshift 0.001231 ± 0.000004[1]
Helio radial velocity +369 ± 1 km/s[1]
Distance 29.72 ± 0.5 Mly[1]
Apparent magnitude (V) 11.1
Absolute magnitude (V) 11.86[1]
Characteristics
Type SB(s)c
Apparent size (V) 10.5′ × 2′[1]
Other designations
NGC 7640

NGC 7640 is a barred spiral galaxy in the constellation of Andromeda. There is evidence that this galaxy has experienced an interaction with another galaxy in the (astronomically) recent past.[2]

It is not immediately obvious this is a spiral galaxy from the photograph because it is edge on.[2]

References

  1. 1 2 3 4 5 6 7 "NASA/IPAC Extragalactic Database". Results for NGC 7640. Retrieved 2017-02-13.
  2. 1 2 "NASA TV". Hubble Sees Spiral in Andromeda. Retrieved 2017-02-13.
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