NGC 1139

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Galaxy
NGC 1139
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NGC 1139 [1]
NGC 1139
AladinLite
Constellation Eridanus
Position
equinox :  J2000.0 , epoch : J2000.0
Right ascension 02 h 52 m 46.811 s
declination -14 ° 31 ′ 45.56 ″
Appearance
Morphological type SB (r) 0 / a  
Brightness  (visual) 15.0 mag
Brightness  (B-band) 15.9 mag
Angular expansion 1.2 ′ × 0.8 ′
Position angle 36 °
Surface brightness 14.8 mag / arcmin²
Physical data
Redshift 0.035168 ± 0.000150  
Radial velocity 10,543 ± 45 km / s  
Stroke distance
v rad  / H 0 		(469 ± 33)  ·  10 6  ly
(143.9 ± 10.1)  Mpc 
history
discovery Francis P. Leavenworth
Discovery date January 1, 1886
Catalog names
NGC  1139 • PGC  10888 • MCG  -03-08-038 • 2MASX  J02524680-1431455 • GALEX ASC J025246.75-143143.9

NGC 1139 is a lenticular galaxy of the Hubble type SB0 / a in the constellation Eridanus in the southern sky . It is an estimated 469 million light years from the Milky Way and about 165,000 light years in diameter.
In the same area of ​​the sky are u. a. the galaxies IC 268 , IC 269 , IC 270 , IC 272 .

The Type Ia supernova SN 2000dp was observed here.

The object was discovered by Francis Leavenworth on January 1, 1886 .

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 1139
  4. ↑ Simbad
  5. ↑ Seligman