IC 161
Galaxy IC 161 |
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SDSS image of IC 161 | |
AladinLite | |
Constellation | fishes |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 01 h 48 m 43.7 s |
declination | + 10 ° 30 ′ 28 ″ |
Appearance | |
Morphological type | S? |
Brightness (visual) | 13.8 mag |
Brightness (B-band) | 14.7 mag |
Angular expansion | 0.8 ′ × 0.6 ′ |
Position angle | 65 ° |
Surface brightness | 12.9 mag / arcmin² |
Physical data | |
Affiliation | LGG 31 |
Redshift | 0.017796 +/- 0.000067 |
Radial velocity | 5335 +/- 20 km / s |
Stroke distance v rad / H 0 |
(242 ± 17) · 10 6 ly (74.1 ± 5.2) Mpc |
diameter | 65,000 ly |
history | |
discovery | Lewis Swift |
Discovery date | January 8, 1891 |
Catalog names | |
IC 161 • UGC 1266 • PGC 6644 • CGCG 437-033 • MCG + 02-05-036 • Mrk 1007 • VV 53 • |
IC 161 is a spiral galaxy of Hubble type Sb? in the constellation Pisces on the ecliptic . It is around 242 million light years away from the Milky Way and has a diameter of around 65,000 light years . It may form a tied pair with IC 162 . What is certain is that they belong to the same galaxy cluster .
The object was discovered on January 8, 1891 by Lewis Swift .