IC 357
Galaxy IC 357 |
|
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AladinLite | |
Constellation | bull |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 04 h 03 m 44.0 s |
declination | + 22 ° 09 ′ 33 ″ |
Appearance | |
Morphological type | SB (s) from |
Brightness (visual) | 13.4 mag |
Brightness (B-band) | 14.2 mag |
Angular expansion | 1.20 x 1.0 |
Position angle | 175 ° |
Surface brightness | 13.4 mag / arcmin² |
Physical data | |
Redshift | 0.020884 ± 0.000020 |
Radial velocity | 6261 ± 6 km / s |
Stroke distance v rad / H 0 |
(281 ± 20) x 10 6 ly (86.1 ± 6.0) Mpc |
history | |
discovery | Truman Safford |
Discovery date | January 1, 1867 |
Catalog names | |
IC 357 • UGC 2941 • PGC 14384 • MCG + 04-10-016 • IRAS 04007 + 2201 • 2MASX J04034398 + 2209325 • GALEXASC J040344.01 + 220933.7 • LDCE 0281 NED008 |
IC 357 is a bar-spiral galaxy of the Hubble type SBab in the constellation Taurus on the ecliptic . It is around 281 million light years away from the Milky Way and has a diameter of around 100,000 light years .
The object was discovered on January 1, 1867 by Truman H. Safford .