IC 1012
Galaxy IC 1012 / IC 4431 |
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SDSS recording | |
AladinLite | |
Constellation | Bear keeper |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 14 h 27 m 09.5 s |
declination | + 30 ° 56 ′ 54 ″ |
Appearance | |
Morphological type | Sc |
Brightness (visual) | 13.9 likes |
Brightness (B-band) | 14.6 mag |
Angular expansion | 1.2 ′ × 0.8 ′ |
Position angle | 105 ° |
Surface brightness | 13.7 mag / arcmin² |
Physical data | |
Redshift | 0.013673 ± 0.000033 |
Radial velocity | (4099 ± 10) km / s |
Stroke distance v rad / H 0 |
(186 ± 13) · 10 6 ly (57.1 ± 4.0) Mpc |
history | |
discovery | Truman Safford |
Discovery date | May 9, 1866 |
Catalog names | |
IC 1012/4431 • UGC 9257 • PGC 51600 • CGCG 163-052 • MCG + 05-34-043 • 2MASX J14270944 + 3056532 • |
IC 1012 = IC 4431 is a spiral galaxy of the Hubble type Sc in the constellation Bear Guardian in the northern sky . It is an estimated 186 million light years from the Milky Way .
The object was discovered on May 9, 1866 by Truman Henry Safford .