IC 2023
Galaxy IC 2023 |
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AladinLite | |
Constellation | Swordfish |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 03 h 59 m 40.6 s |
declination | -52 ° 40 ′ 52 ″ |
Appearance | |
Morphological type | SB0? |
Brightness (visual) | 15.1 mag |
Brightness (B-band) | 15.9 mag |
Angular expansion | 0.50 x 0.4 |
Surface brightness | 13.2 mag / arcmin² |
Physical data | |
Redshift | 0.032676 ± 0.000023 |
Radial velocity | 9796 ± 7 km / s |
Stroke distance v rad / H 0 |
(431 ± 30) · 10 6 Lj (132.0 ± 9.2) Mpc |
history | |
discovery | DeLisle Stewart |
Discovery date | December 7, 1899 |
Catalog names | |
IC 2023 • PGC 14238 • ESO 035823-5249.3 • 2MASX J03594064-5240523 • GALEX ASC J035940.46-524052.1 |
IC 2023 is a lenticular galaxy of the Hubble type SB0 in the constellation Dorado in the southern sky . It is an estimated 431 million light years away from the Milky Way and has a diameter of around 65,000 ly.
In the same area of the sky are the galaxies NGC 1506 , IC 2021 , IC 2025 , IC 2028 .
The object was discovered by DeLisle Stewart on December 7, 1899 .