NGC 3431

from Wikipedia, the free encyclopedia
Galaxy
NGC 3431
{{{Card text}}}
NGC 3431 [1]
NGC 3431
AladinLite
Constellation cups
Position
equinox :  J2000.0 , epoch : J2000.0
Right ascension 10 h 51 m 15.04 s
declination -17 ° 00 ′ 28.9 ″
Appearance
Morphological type SABb?  
Brightness  (visual) 13.6 mag
Brightness  (B-band) 14.4 mag
Angular expansion 1.3 ′ × 0.3 ′
Position angle 135 °
Surface brightness 12.4 mag / arcmin²
Physical data
Redshift 0.017522 ± 0.000123  
Radial velocity 5253 ± 37 km / s  
Stroke distance
v rad  / H 0 		(227 ± 16)  x  10 6  ly
(69.5 ± 4.9)  Mpc 
history
discovery Francis P. Leavenworth
Discovery date January 5, 1887
Catalog names
NGC  3431 • PGC  32531 • MCG  -03-28-014 • IRAS  10487-1644 • 2MASX  J10511503-1700286 • GALEX ASC J105115.05-170029.4 • WISEA J105115.03-170029.0 • NVSS J105115-170031

NGC 3431 is a spiral galaxy of Hubble type Sb in the constellation cup at the southern sky . It is an estimated 227 million light years from the Milky Way and about 90,000 light years in diameter.
In the same area of ​​the sky is u. a. the galaxy NGC 3459 .

The property was discovered by Francis Preserved Leavenworth on January 5, 1887 .

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 3431
  4. ↑ Seligman