NGC 2227

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Galaxy
NGC 2227
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NGC 2227 DSS.jpg
AladinLite
Constellation Big dog
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 06 h 25 m 58.0 s
declination -22 ° 00 ′ 17 ″
Appearance
Morphological type SB (rs) c  
Brightness  (visual) 12.6 mag
Brightness  (B-band) 13.3 mag
Angular expansion 2.1 ′ × 1.2 ′
Position angle 19 °
Surface brightness 13.5 mag / arcmin²
Physical data
Redshift 0.007532 ± 0.000010  
Radial velocity 2258 ± 3 km / s  
Stroke distance
v rad  / H 0
(93 ± 7)  ·  10 6  ly
(28.5 ± 2.0)  Mpc 
history
discovery John Herschel
Discovery date January 27, 1835
Catalog names
NGC  2227 • PGC  19030 • ESO  556-023 • MCG  -04-16-004 • IRAS  06238-2158 • 2MASX  J06255797-2200174 • SGC  062351-2158.5 • HIPASS J0625-21 • LDCE 447 NED003

NGC 2227 is a barred spiral galaxy of the Hubble type SBc in the constellation Great Dog south of the celestial equator . It is estimated to be 93 million light years away from the Milky Way and has a diameter of around 60,000 ly.
In the same area of ​​the sky is the galaxy NGC 2223 .

The Type Ia supernova SN 1986O was observed here.

The property was built on January 27, 1835 by John Herschel .

Web links

Individual evidence

  1. a b c d NASA / IPAC EXTRAGALACTIC DATABASE
  2. a b c d e f SEDS : NGC 2227
  3. Simbad
  4. Seligman