IC 783
| Galaxy IC 783 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Berenike's hair |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 21 m 38.8 s |
| declination | + 15 ° 44 ′ 42 ″ |
| Appearance | |
| Morphological type | SAB (rs) 0 / a? |
| Brightness (visual) | 13.5 likes |
| Brightness (B-band) | 14.4 mag |
| Angular expansion | 1.2 ′ × 0.8 ′ |
| Position angle | 141 ° |
| Surface brightness | 13.3 mag / arcmin² |
| Physical data | |
| Affiliation | Virgo cluster Holm 387 |
| Redshift | 0.004226 ± 0.000040 |
| Radial velocity | 1267 ± 12 km / s |
|
Stroke distance v rad / H 0 |
(54 ± 4) · 10 6 ly (16.7 ± 1.2) Mpc |
| history | |
| discovery | Lewis Swift |
| Discovery date | April 6, 1888 |
| Catalog names | |
| IC 783 • UGC 7415 • PGC 39965 • CGCG 099-025 • MCG + 03-32-008 • 2MASX J12213877 + 1544427 • VCC 490 • GALEXMSC J122138.87 + 154440.6 • HOLM 387C • EVCC 416 | |
IC 783 is a lenticular dwarf galaxy of the Hubble type SB0 / a in the constellation Coma Berenices in the northern sky . It is estimated to be 54 million light years away from the Milky Way and about 20,000 light years across. It is listed as part of the Virgo galaxy cluster under catalog number VVC 490 .
In the same area of the sky are u. a. the galaxies NGC 4312 , NGC 4321 , NGC 4323 , NGC 4328 .
The object was discovered by Lewis Swift on April 6, 1888 .