NGC 2517

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Galaxy
NGC 2517
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NGC 2517 [1]
NGC 2517
AladinLite
Constellation Aft deck of the ship
Position
equinox :  J2000.0 , epoch : J2000.0
Right ascension 08 h 02 m 47.066 s
declination -12 ° 19 ′ 04.24 ″
Appearance
Morphological type SAB (rs) 0 ^ 0 ^:  
Brightness  (visual) 11.8 mag
Brightness  (B-band) 12.8 mag
Angular expansion 1.4 ′ × 1 ′
Position angle 67 °
Surface brightness 12.0 mag / arcmin²
Physical data
Redshift 0.004923 ± 0.000083  
Radial velocity 1476 ± 25 km / s  
Stroke distance
v rad  / H 0 		(58 ± 4)  ·  10 6  ly
(17.7 ± 1.3)  Mpc 
diameter 25,000 ly
history
discovery John Herschel
Discovery date March 16, 1836
Catalog names
NGC  2517 • PGC  22578 • MCG  -02-21-003 • 2MASX  J08024707-1219041 • GC  1620 • h  3110 • GALEX ASC J080247.12-121903.3 • 2MASS J08024707-1219043

NGC 2517 is a lenticular galaxy of the Hubble type SB0 in the constellation aft deck of the ship in the southern sky . It is estimated to be 58 million light years from the Milky Way and about 20,000 light years across .

The object was discovered on March 16, 1836 by John Herschel .

Web links

Individual evidence

  1. ^ Aladin Lite
  2. ↑ a b c d NASA / IPAC EXTRAGALACTIC DATABASE
  3. ↑ a b c d e f SEDS : NGC 2517
  4. ↑ Seligman