NGC 2340

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Galaxy
NGC 2340
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NGC 2340 DSS.jpg
AladinLite
Constellation lynx
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 07 h 11 m 10.8 s
declination + 50 ° 10 ′ 29 ″
Appearance
Morphological type E3  
Brightness  (visual) 11.9 likes
Brightness  (B-band) 12.9 mag
Angular expansion 1.8 ′ × 1.2 ′
Position angle 84 °
Surface brightness 12.8 mag / arcmin²
Physical data
Affiliation WBL 133  
Redshift 0.019764 ± 0.000025  
Radial velocity 5925 ± 7 km / s  
Stroke distance
v rad  / H 0
(266 ± 19)  ·  10 6  ly
(81.7 ± 5.7)  Mpc 
history
discovery William Herschel
Discovery date February 9, 1788
Catalog names
NGC  2340 • UGC  3720 • PGC  20338 • CGCG  234-091 • MCG  + 08-13-096 • 2MASX  J07111080 + 5010288 • GC  1497 • H  II 736 • h  433 • GALEX ASC J071110.89 + 501030.2 • LDCE 484 NED031

NGC 2340 is an elliptical galaxy of Hubble type E3 in the constellation Lynx at the northern sky . It is estimated to be 273 million light years from the Milky Way and about 140,000 light years in diameter.

In the same area of ​​the sky are u. a. the galaxies NGC 2334 , IC 460 , IC 463 , IC 464 .

The object was discovered by William Herschel on February 9, 1788 .

Web links

Individual evidence

  1. a b c d e NASA / IPAC EXTRAGALACTIC DATABASE
  2. a b c d e f SEDS : NGC 2340
  3. Seligman