NGC 5427

from Wikipedia, the free encyclopedia
Galaxy
NGC 5427
{{{Card text}}}
The galaxies NGC 5426 and NGC 5427 (left) imaged with the VLT
The galaxies NGC 5426 and NGC 5427 (left) imaged with the VLT
AladinLite
Constellation Virgin
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 14 h 03 m 25.6 s
declination -06 ° 01 ′ 51 ″
Appearance
Morphological type SA (s) c / pec / Sy2 / HII  
Brightness  (visual) 11.4 mag
Brightness  (B-band) 12.1 mag
Angular expansion 2.9 ′ × 2.2 ′
Position angle 66 °
Surface brightness 13.3 mag / arcmin²
Physical data
Affiliation LGG 374  
Redshift 0.008733 ± 0.000010  
Radial velocity (2618 ± 3) km / s  
Stroke distance
v rad  / H 0
(114 ± 8)  x  10 6  ly
(35.1 ± 2.5)  Mpc 
history
discovery William Herschel
Discovery date March 5, 1785
Catalog names
NGC  5427 • UGC  UGCA 381 • PGC  50084 • MCG  -01-36-003 • IRAS  14008-0547 • 2MASX  J14032604-0601509 • Arp  271 • VV  21a • GC  3751 • H  II 310 • h  1735 • LDCE 1026 NED004

NGC 5427 is a spiral galaxy of Hubble type SA (s) c in the constellation Virgo the northern sky . It is an estimated 114 million light years from the Milky Way and is listed as a Seyfert-2 galaxy . It forms the interacting galaxy pair Arp 271 with NGC 5426 .

Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This pair of galaxies belongs to the class double galaxies with linked arms .

The object was discovered on March 5, 1785 by the German-British astronomer Friedrich Wilhelm Herschel .

Web links

literature

  • Jeff Kanipe and Dennis Webb: The Arp Atlas of Peculiar Galaxies - A Chronicle and Observer's Guide , Richmond 2006, ISBN 978-0-943396-76-7

Individual evidence

  1. a b c d e NASA / IPAC EXTRAGALACTIC DATABASE
  2. a b c d e f SEDS : NGC 5427
  3. Seligman