NGC 3081

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Galaxy
NGC 3081
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Photo from the Hubble Space Telescope
Photo from the Hubble Space Telescope
AladinLite
Constellation Water snake
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 09 h 59 m 29.5 s
declination −22 ° 49 ′ 34 ″
Appearance
Morphological type (R_1) SAB (r) 0 / a / Sy2  
Brightness  (visual) 12.0 mag
Brightness  (B-band) 12.9 mag
Angular expansion 2.2 ′ × 1.8 ′
Position angle 74 °
Surface brightness 13.3 mag / arcmin²
Physical data
Redshift 0.007976 ± 0.000010  
Radial velocity 2391 ± 3 km / s  
Stroke distance
v rad  / H 0
(98 ± 7)  x  10 6  ly
(29.9 ± 2.1)  Mpc 
history
discovery Wilhelm Herschel
Discovery date December 21, 1786
Catalog names
NGC  3081 • IC  2529 • PGC  28876 • ESO  499-031 • MCG  -04-24-012 • 2MASX  J09592953-2249343 • SGC  095710-2235.1 • GC  1985 • H  III 596 • HIPASS J0959-22 • LDCE 673 NED005

NGC 3081 = IC 2529 is a lenticular galaxy with an active galaxy core of the Hubble type SB0 / a in the constellation Water Snake south of the ecliptic . It is estimated to be 98 million light years from the Milky Way and about 65,000 light years in diameter.

The object was discovered by William Herschel on December 21, 1786 and entered into the NGC. Rediscovered by Lewis Swift on April 11, 1898 and incorporated into the IC.

Web links

Commons : NGC 3081  - collection of images, videos, and audio files

Individual evidence

  1. a b c d NASA / IPAC EXTRAGALACTIC DATABASE
  2. a b c d e f SEDS : NGC 3081
  3. Seligman