IC 7

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Galaxy
IC 7
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SDSS recording
SDSS recording
AladinLite
Constellation fishes
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 00 h 18 m 53.1 s
declination + 10 ° 35 ′ 41 ″
Appearance
Morphological type E.  
Brightness  (visual) 13.8 mag
Brightness  (B-band) 14.8 mag
Angular expansion 0.7 ′ × 0.6 ′
Position angle 0 °
Surface brightness 12.9 mag / arcmin²
Physical data
Redshift 0.017902 ± 0.000110  
Radial velocity 5367 ± 33 km / s  
Stroke distance
v rad  / H 0
(246 ± 17)  ·  10 6  ly
(75.3 ± 5.3)  Mpc 
history
discovery Stéphane Javelle
Discovery date November 28, 1893
Catalog names
IC  7 • PGC  1216 • CGCG  433-43 • 2MASX  J00185316 + 1035410 • GALEXASC J001853.16 + 103544.7 • CIG 14 • LDCE 15 NED002

IC 7 is an isolated elliptical galaxy from the Hubble type E in the constellation fish on the ecliptic . It is estimated to be 246 million light years from the Milky Way and about 50,000 light years across .
The galaxies NGC 63 and NGC 95 are in the same region of the sky .

The object was discovered by Stéphane Javelle on November 28, 1893 .

The "IC" in one of the catalog names described above stands for the index catalog , an astronomical catalog of galactic nebulae , star clusters and galaxies published at the end of the 19th / beginning of the 20th century .

Web links

Individual evidence

  1. a b c d NASA / IPAC EXTRAGALACTIC DATABASE
  2. a b c d e SEDS : IC 7
  3. Seligman

Attention: The sorting key "IC 0007" overwrites the previously used key "IC0007".