NGC 671

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Galaxy
NGC 671
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SDSS recording
SDSS recording
AladinLite
Constellation Aries
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 01 h 46 m 59.2 s
declination + 13 ° 07 ′ 30 ″
Appearance
Morphological type S?  
Brightness  (visual) 13.3 mag
Brightness  (B-band) 14.2 mag
Angular expansion 1.5 ′ × 0.5 ′
Position angle 55 °
Surface brightness 12.8 mag / arcmin²
Physical data
Redshift 0.018363 ± 0.000090  
Radial velocity 5505 ± 27 km / s  
Stroke distance
v rad  / H 0
(250 ± 18)  x  10 6  ly
(76.6 ± 5.4)  Mpc 
history
discovery Lewis Swift
Discovery date September 17, 1885
Catalog names
NGC  671 • UGC  1247 • PGC  6546 • CGCG  437-027 • MCG  + 2-05-29 • IRAS  1443 + 1252 • 2MASX  J01465914 + 1307303 •

NGC 671 is an edge-mounted galaxy of the Hubble type S? in the constellation Aries on the ecliptic , which is an estimated 250 million light years from the Milky Way . It is classified as a Seyfert 2 galaxy , a special form of active galaxies with a bright and compact core.

The object was discovered on September 17, 1885 by Lewis Swift .

Web links

Commons : NGC 671  - collection of images, videos, and audio files

Individual evidence

  1. a b c d NASA / IPAC EXTRAGALACTIC DATABASE
  2. a b c d e SEDS : NGC 671
  3. Seligman