NGC 2456

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Galaxy
NGC 2456
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NGC 2456 DSS.jpg
AladinLite
Constellation lynx
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 07 h 54 m 10.6 s
declination + 55 ° 29 ′ 43 ″
Appearance
Morphological type E.  
Brightness  (visual) 13.1 mag
Brightness  (B-band) 14.1 mag
Angular expansion 1.1 ′ × 0.8 ′
Position angle 30 °
Surface brightness 13.0 mag / arcmin²
Physical data
Affiliation WBL 158  
Redshift 0.024557 ± 0.000090  
Radial velocity 7362 ± 27 km / s  
Stroke distance
v rad  / H 0
(331 ± 23)  ·  10 6  ly
(101.6 ± 7.1)  Mpc 
history
discovery John Herschel
Discovery date February 10, 1831
Catalog names
NGC  2456 • UGC  4073 • PGC  22129 • CGCG  262-044 • MCG  + 09-13-082 • 2MASX  J07541065 + 5529431 • LDCE 542 NED002

NGC 2456 is an elliptical galaxy of Hubble type E3 in the constellation Lynx at the northern sky . It is estimated to be 331 million light years from the Milky Way and about 105,000 light years across. It probably forms a gravitationally bound galaxy pair with NGC 2457 .

The object was discovered by John Herschel on February 10, 1831 .

Web links

Individual evidence

  1. a b c d e NASA / IPAC EXTRAGALACTIC DATABASE
  2. a b c d e f SEDS : NGC 2456
  3. Seligman