NGC 4057

from Wikipedia, the free encyclopedia
Galaxy
NGC 4057 / NGC 4065
{{{Card text}}}
SDSS image of NGC 4055 (r.) And NGC 4057 (l.)
SDSS image of NGC 4055 (r.) And NGC 4057 (l.)
AladinLite
Constellation Berenike's hair
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 12 h 04 m 06.2 s
declination + 20 ° 14 ′ 06 ″
Appearance
Morphological type E.  
Brightness  (visual) 12.7 mag
Brightness  (B-band) 13.7 mag
Angular expansion 1.1 '× 1.0'
Position angle 129 °
Surface brightness 12.9 mag / arcmin²
Physical data
Redshift 0.021101 ± 0.000090  
Radial velocity 6326 ± 27 km / s  
Stroke distance
v rad  / H 0
(281 ± 20)  x  10 6  ly
(86.1 ± 6.0)  Mpc 
history
discovery Wilhelm Herschel
Discovery date April 27, 1785
Catalog names
NGC  4057/4065 • UGC  7050 • PGC  38156 • CGCG  098-042 / 128-007 • MCG  + 04-29-007 • 2MASX  J12040616 + 2014059 • VV  179a • GC  2684/2689/2701 • H  III 395 • h  1063 / 1067 • LDCE 0864 NED006

NGC 4057 = NGC 4065 is an elliptical galaxy of the Hubble type E in the constellation Haar der Berenike in the northern sky . It is estimated to be 281 million light years from the Milky Way .

The object was discovered by Wilhelm Herschel on April 27, 1785 .

Web links

Individual evidence

  1. a b c d NASA / IPAC EXTRAGALACTIC DATABASE
  2. a b c d e SEDS : NGC 4057
  3. Seligman