NGC 4236

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Galaxy
NGC 4236
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NGC 4236 I FUV g2006.jpg
Admission of GALEX
AladinLite
Constellation Dragon
Position
equinox :  J2000.0 , epoch : J2000.0
Right ascension 12 h 16 m 42.1 s
declination + 69 ° 27 ′ 45 ″
Appearance
Morphological type SB (s) dm  
Brightness  (visual) 10.1 mag
Brightness  (B-band) 10.7 mag
Angular expansion 21.9 ′ × 7.2 ′
Position angle 162 °
Surface brightness 15.4 mag / arcmin²
Physical data
Affiliation M81 group
NGC 2403 group
LGG 176  
Redshift 0.000000 ± 0.000013  
Radial velocity 0 ± 4 km / s  
Stroke distance
v rad  / H 0 		(6 ± 0)  x  10 6  ly
(1.73 ± 0.15)  Mpc 
diameter 75,000 ly
history
discovery Wilhelm Herschel
Discovery date April 6, 1793
Catalog names
NGC  4236 • UGC  7306 • PGC  39346 • MCG  + 12-12-004 • IRAS  12140 + 6947 • 2MASX  J12164211 + 6927452 • GC  2825 • H  V 51 • h  1163 • Kara 523 • HOLM 357A • LDCE 842 NED007

NGC 4236 is a bar-spiral galaxy of the Hubble type SB (n) dm in the constellation Dragon in the northern sky . It is estimated to be 6 million light years from the Milky Way . Together with LEDA 2731233 it forms the galaxy pair Holm 357 and is considered a member of the M81 group .

The object was discovered on April 6, 1793 by the German-British astronomer Wilhelm Herschel .

Web links

Individual evidence

  1. ↑ a b c d e NASA / IPAC EXTRAGALACTIC DATABASE
  2. ↑ a b c d e SEDS : NGC 4236
  3. ↑ Seligman