NGC 3146

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Galaxy
NGC 3146
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NGC 3146 [1]
NGC 3146
AladinLite
Constellation Water snake
Position
equinox :  J2000.0 , epoch : J2000.0
Right ascension 10 h 11 m 09.87 s
declination -20 ° 52 ′ 14.5 ″
Appearance
Morphological type SAB (r?) From / HII  
Brightness  (visual) 13.2 mag
Brightness  (B-band) 14.0 mag
Angular expansion 1 ′ × 0.9 ′
Position angle 100 °
Surface brightness 12.9 mag / arcmin²
Physical data
Redshift 0.013202 ± 0.000103  
Radial velocity 3958 ± 31 km / s  
Stroke distance
v rad  / H 0 		(168 ± 12)  ·  10 6  ly
(51.5 ± 3.6)  Mpc 
history
discovery Ormond Stone
Discovery date 1886
Catalog names
NGC  3146 • PGC  29663 • ESO  567-023 • MCG  -03-26-029 • 2MASX  J10110987-2052146 • SGC  100848-2037.3 • GALEX ASC J101109.83-205213.7 • LDCE 729 NED047 • NVSS J101109-205214

NGC 3146 is a bar-spiral galaxy with extensive star formation regions of the Hubble type SBab in the constellation Water Snake south of the celestial equator . It is estimated to be 168 million light years from the Milky Way and about 50,000 light years across.

The object was discovered in 1886 by the astronomer Ormond Stone .

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 3146
  4. ↑ Seligman