IC 3031

from Wikipedia, the free encyclopedia
Galaxy
IC 3031
{{{Card text}}}
IC 3031 [1]
IC 3031
AladinLite
Constellation Berenike's hair
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 12 h 11 m 04.180 s
declination + 13 ° 18 ′ 30.40 ″
Appearance
Morphological type S.  
Brightness  (visual) 15.2 mag
Brightness  (B-band) 16.0 mag
Angular expansion 0.70 '× 0.1'
Position angle 32 °
Surface brightness 12.2 mag / arcmin²
Physical data
Redshift 0.086560 ± 0.000138  
Radial velocity 25,950 ± 41 km / s  
Stroke distance
v rad  / H 0
(1157 ± 81)  ·  10 6  ly
(354.7 ± 24.8)  Mpc 
history
discovery Royal H. Frost
Discovery date May 7, 1904
Catalog names
IC  3031 • PGC  92941 • 2MASX  J12110415 + 1318301 • 2MASS J12110418 + 1318299 • GALEX ASC J121104.13 + 131829.9 • SDSS J121104.17 + 131830.4

IC 3031 is a spiral galaxy of Hubble type S in the constellation Coma Berenices the northern sky . It is around 1.2 billion light years away from the Milky Way and has a diameter of around 240,000 light years.

In the same area of ​​the sky are u. a. the galaxies NGC 4164 , IC 3029 , IC 3033 , IC 3035 .

The object was discovered by Royal Harwood Frost on May 7, 1904 .

See also

Web links

Individual evidence

  1. ^ Aladin Lite
  2. a b c NASA / IPAC EXTRAGALACTIC DATABASE
  3. a b c d e f SEDS : IC 3031
  4. Seligman