IC 2143

from Wikipedia, the free encyclopedia
Galaxy
IC 2143
{{{Card text}}}
IC 2143 [1]
IC 2143
AladinLite
Constellation Hare
Position
equinox :  J2000.0 , epoch : J2000.0
Right ascension 05 h 46 m 52.61 s
declination -18 ° 43 ′ 35.0 ″
Appearance
Morphological type (R'_2) SB (s) bc:  
Brightness  (visual) 12.6 mag
Brightness  (B-band) 13.4 mag
Angular expansion 2 ′ × 0.8 ′
Position angle 98 °
Surface brightness 13.0 mag / arcmin²
Physical data
Affiliation IC 438 group
LGG 134  
Redshift 0.010177 ± 0.000007  
Radial velocity (3051 ± 2) km / s  
Stroke distance
v rad  / H 0 		(129 ± 9)  ·  10 6  ly
(39.7 ± 2.8)  Mpc 
history
discovery Lewis Swift
Discovery date October 7, 1897
Catalog names
IC  2143 • PGC  17810 • ESO  554-034 • MCG  -03-15-013 • IRAS  05447-1844 • 2MASX  J05465261-1843349 • SGC  054442-1844.7 • HIPASS J0546-18 • LDCE 407 NED009 • NVSS J054652-184336

IC 2143 is a bar-spiral galaxy of the Hubble type SBb in the constellation Rabbit in the southern sky . It is an estimated 129 million light years away from the Milky Way and about 80,000 light years in diameter. Together with four other galaxies, it forms the IC 438 group or LGG 134 .

The object was discovered by Lewis Swift on October 7, 1897 .

Web links

Individual evidence

  1. ^ Aladin Lite
  2. ↑ a b c d e NASA / IPAC EXTRAGALACTIC DATABASE
  3. ↑ a b c d e f SEDS : IC 2143
  4. ^ VizieR
  5. ↑ Seligman