IC 243
Galaxy IC 243 |
|
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AladinLite | |
Constellation | whale |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 02 h 38 m 32.1 s |
declination | -06 ° 54 ′ 08 ″ |
Appearance | |
Morphological type | (R ') SB (rs) 0 / a |
Brightness (visual) | 14.2 mag |
Brightness (B-band) | 15.0 mag |
Angular expansion | 1.2 ′ × 0.8 ′ |
Position angle | 30 ° |
Surface brightness | 14.0 mag / arcmin² |
Physical data | |
Redshift | 0.024073 +/- 0.000130 |
Radial velocity | 7217 +/- 39 km / s |
Stroke distance v rad / H 0 |
(322 ± 23) x 10 6 ly (98.7 ± 6.9) Mpc |
history | |
discovery | Lewis Swift |
Discovery date | September 29, 1886 |
Catalog names | |
IC 243 • PGC 10009 • MCG -01-07-026 • 2MASX J02383216-0654076 • |
IC 243 is a lenticular galaxy of the Hubble type SB0-a in the constellation Whale in the southern sky . It is an estimated 322 million light years from the Milky Way .
The object was discovered by Lewis A. Swift on September 29, 1886 .