NGC 7786

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Galaxy
NGC 7786
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NGC 7786 [1] SDSS image
NGC 7786 SDSS image
AladinLite
Constellation Pegasus
Position
equinox :  J2000.0 , epoch : J2000.0
Right ascension 23 h 55 m 21.54 s
declination + 21 ° 35 ′ 17.0 ″
Appearance
Morphological type S:  
Brightness  (visual) 13.3 mag
Brightness  (B-band) 14.1 mag
Angular expansion 1.00 × 0.7
Position angle 2 °
Surface brightness 12.8 mag / arcmin²
Physical data
Affiliation NGC 7771 group
LGG 483  
Redshift 0.014457 ± 0.000017  
Radial velocity 4334 ± 5 ​​km / s  
Stroke distance
v rad  / H 0 		(201 ± 14)  ·  10 6  ly
(61.6 ± 4.3)  Mpc 
history
discovery Édouard Stephan
Discovery date October 1, 1883
Catalog names
NGC  7786 • UGC  12842 • PGC  72870 • CGCG  455-065 • MCG  + 03-60-038 • IRAS  23528 + 2118 • KUG  2352 + 213 • 2MASX  J23552154 + 2135168 • NVSS J235521 + 213513 • WISEA J235521.53 + 213517.6

NGC 7786 is a spiral galaxy of Hubble type S in the constellation Pegasus at the northern sky . It is estimated to be 201 million light years from the Milky Way and about 60,000 light years in diameter. Together with four other galaxies, it forms the NGC 7771 group ( LGG 483 ).

In the same area of ​​the sky is u. a. the galaxy NGC 7784 .

The object was discovered by Édouard Stephan on October 1, 1883 .

Web links

Individual evidence

  1. ^ Aladin Lite
  2. ↑ a b c d e NASA / IPAC EXTRAGALACTIC DATABASE
  3. ↑ a b c d e f SEDS : NGC 7786
  4. ^ VizieR
  5. ↑ Seligman