NGC 7638

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Galaxy
NGC 7638 / IC 1483
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KUG 2320 + 110B & NGC 7638 [1]
KUG 2320 + 110B & NGC 7638
AladinLite
Constellation Pegasus
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 23 h 22 m 33.1 s
declination + 11 ° 19 ′ 44 ″
Appearance
Morphological type S.  
Brightness  (visual) 14.9 mag
Brightness  (B-band) 15.7 mag
Angular expansion 0.6 '× 0.6'
Surface brightness 13.6 mag / arcmin²
Physical data
Redshift 0.026592 ± 0.000050  
Radial velocity 7972 ± 15 km / s  
Stroke distance
v rad  / H 0
(363 ± 25)  x  10 6  ly
(111.3 ± 7.8)  Mpc 
history
discovery Andrew A. Common
Discovery date August 8, 1880
Catalog names
NGC  7638 • IC  1483 • PGC  71242 • CGCG  431-046 • MCG  + 02-59-030 • IRAS  23200 + 1103 • KUG  KUG 2320 + 110A •

NGC 7638 = IC 1483 is a spiral galaxy of the Hubble type S in the constellation Pegasus in the northern sky . It is an estimated 363 million light years from the Milky Way and about 65,000 light years in diameter .
The galaxies NGC 7627 , NGC 7630 , NGC 7639 , IC 1484 are located in the same area of ​​the sky .

The object was discovered by Andrew Ainslie Common on August 8, 1880 .

Web links

Individual evidence

  1. ^ Aladin Lite
  2. a b c NASA / IPAC EXTRAGALACTIC DATABASE
  3. a b c d e SEDS : NGC 7638
  4. Seligman