NGC 920

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Galaxy
NGC 920
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SDSS recording
SDSS recording
AladinLite
Constellation Andromeda
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 02 h 27 m 51.8 s
declination + 45 ° 56 ′ 49 ″
Appearance
Morphological type (R ') SB (s)  
Brightness  (visual) 14.4 mag
Brightness  (B-band) 15.2 mag
Angular expansion 1.5 ′ × 1.1 ′
Position angle 154 °
Surface brightness 14.8 mag / arcmin²
Physical data
Redshift 0.020668 +/- 0.000037  
Radial velocity 6196 +/- 11 km / s  
Stroke distance
v rad  / H 0
(283 ± 20)  x  10 6  ly
(86.8 ± 6.1)  Mpc 
history
discovery Lewis A. Swift
Discovery date September 11, 1885
Catalog names
NGC  920 • UGC  1920 • PGC  9377 • CGCG  553-012 • MCG  + 08-05-011 • 2MASX  J02275179 + 4556495 • 2MASS J02275177 + 4556494

NGC 920 is a barred spiral galaxy of the Hubble type SBab in the constellation Andromeda in the northern sky . It is estimated to be 283 million light years away from the Milky Way and has a diameter of around 125,000 ly.
In the same area of ​​the sky are the galaxies NGC 933 and IC 1799 , among others .

The object was by astronomer A. Swift Lewis on September 11, 1885 using a 16-inch - telescope discovered.

Individual evidence

  1. a b c d NASA / IPAC EXTRAGALACTIC DATABASE
  2. a b c d e f SEDS : NGC 920
  3. Seligman