IC 81
Galaxy IC 81 |
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SDSS recording | |
AladinLite | |
Constellation | whale |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 01 h 09 m 22.2 s |
declination | -01 ° 41 ′ 45 ″ |
Appearance | |
Morphological type | Sbc |
Brightness (visual) | 13.9 likes |
Brightness (B-band) | 14.7 mag |
Angular expansion | 1 ′ × 0.9 ′ |
Position angle | 126 ° |
Surface brightness | 13.6 mag / arcmin² |
Physical data | |
Redshift | 0.013182 +/- 0.000077 |
Radial velocity | 3952 +/- 23 km / s |
Stroke distance v rad / H 0 |
(179 ± 13) x 10 6 ly (55.0 ± 3.9) Mpc |
history | |
discovery | Lewis Swift |
Discovery date | October 18, 1887 |
Catalog names | |
IC 81 • PGC 4127 • CGCG 385-010 • MCG + 00-04-015 • 2MASX J01092224-0141453 • GALEX ASC J010922.47-014145.4 |
IC 81 is a spiral galaxy with extensive star formation regions of the Hubble type Sbc in the constellation Whale in the southern sky . It is estimated to be 179 million light years from the Milky Way and about 50,000 light years in diameter.
The object was discovered by Lewis Swift on October 18, 1887 .
Web links
Individual evidence
Attention: The sorting key “IC 0081” overwrites the previously used key “IC0081”.