NGC 577

from Wikipedia, the free encyclopedia
Galaxy
NGC 577 / NGC 580
{{{Card text}}}
SDSS recording
SDSS recording
AladinLite
Constellation whale
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 01 h 30 m 40.7 s
declination -01 ° 59 ′ 40 ″
Appearance
Morphological type (R) SB (r) a pec  
Brightness  (visual) 12.9 mag
Brightness  (B-band) 13.8 mag
Angular expansion 1.9 ′ × 1.5 ′
Position angle 140 °
Surface brightness 13.7 mag / arcmin²
Physical data
Affiliation Abell 194  
Redshift 0.019804 ± 0.000020  
Radial velocity 5937 ± 6 km / s  
Stroke distance
v rad  / H 0
(267 ± 19)  x  10 6  ly
(82.0 ± 5.7)  Mpc 
history
discovery Aaron Skinner
Discovery date October 23, 1867
Catalog names
NGC  577/580 • UGC  1080 • PGC  5628 • CGCG  385-165 • MCG  + 00-04-165 • IRAS  01281-0215 ​​• 2MASX  J01304069-0159396 • LDCE 89 NED031

NGC 577 = NGC 580 is a 13 mag bright bar spiral galaxy of the Hubble type SBa in the constellation Whale south of the ecliptic . It is an estimated 267 million light years away from the Milky Way and has a diameter of about 150,000 ly. The object is a member of the Abell 194 galaxy cluster .
The galaxies NGC 564 , IC 119 , IC 120 , IC 126 are located in the same area of ​​the sky .

It was discovered by Aaron Nichols Skinner on October 23, 1867 and later listed as NGC 577 . On August 14, 1877, it was discovered independently by Wilhelm Tempel , which later led to the catalog entry NGC 580 .

Web links

Commons : NGC 577  - collection of images, videos, and audio files

Individual evidence

  1. a b c d e NASA / IPAC EXTRAGALACTIC DATABASE
  2. a b c d e f SEDS : NGC 577
  3. Seligman