IC 4546

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Galaxy
IC 4546
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AladinLite
Constellation Northern crown
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 15 h 26 m 58.4 s
declination + 28 ° 51 ′ 09 ″
Appearance
Morphological type Sc / Sbrst  
Brightness  (visual) 14.5 mag
Brightness  (B-band) 15.2 mag
Angular expansion 0.7 ′ × 0.5 ′
Position angle 120 °
Surface brightness 13.2 mag / arcmin²
Physical data
Affiliation Abell 2079  
Redshift 0.034517 ± 0.000067  
Radial velocity 10,348 ± 20 km / s  
Stroke distance
v rad  / H 0
(467 ± 33)  ·  10 6  Lj
(143.1 ± 10.0)  Mpc 
history
discovery Stéphane Javelle
Discovery date June 24, 1895
Catalog names
IC  4546 • PGC  55115 • CGCG  165-057 • MCG  + 05-36-031 • IRAS  F15250 + 2901 • 2MASX  J15265841 + 2851093 • LEDA 55115

IC 4546 is a bar-spiral galaxy with a high rate of star formation of the Hubble type SBc in the constellation Corona Borealis in the northern sky . It is estimated to be 467 million light years away from the Milky Way and has a diameter of around 95,000 ly.
In the same area of ​​the sky are the galaxies IC 4547 and IC 4548 .

The object was discovered by Stéphane Javelle on June 24, 1895 .

Web links

Individual evidence

  1. a b c d e NASA / IPAC EXTRAGALACTIC DATABASE
  2. a b c d e f SEDS : IC 4546
  3. Seligman