NGC 7377
| Galaxy NGC 7377 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Aquarius |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 22 h 47 m 47.50 s |
| declination | -22 ° 18 ′ 43.6 ″ |
| Appearance | |
| Morphological type | SA (s) 0+ / LINER |
| Brightness (visual) | 11.0 mag |
| Brightness (B-band) | 11.9 likes |
| Angular expansion | 3 ′, 0 × 2 ′, 5 |
| Position angle | 101 ° |
| Surface brightness | 13.0 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 7377 group LGG 463 |
| Redshift | 0.011138 0.000037 |
| Radial velocity | +3339 ± 11 km / s |
|
Stroke distance v rad / H 0 |
(152 ± 11) · 10 6 ly (46.6 ± 3.3) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | October 13, 1786 |
| Catalog names | |
| NGC 7377 • PGC 69733 • ESO 534-26 • MCG -04-53-038 • IRAS F22451-2234 • 2MASX J22474750-2218434 • SGC 224505-2234.6 • GC 4834 • H II 598 • h 2181 • LDCE 1535 NED003 | |
NGC 7377 is a lenticular galaxy with an active nucleus of the Hubble type SB0 / a in the constellation Aquarius on the ecliptic . It is estimated to be 152 million light years from the Milky Way and about 135,000 light years in diameter. The galaxy has an angular extent of 3 ′, 0 × 2 ′, 5 and an apparent magnitude of 11.0 mag.
Together with NGC 7359 , NGC 7365 , NGC 7392 , IC 5261 , PGC 69557 , PGC 69653 , PGC 69678 , PGC 69860 and PGC 69631 it forms the NGC 7377 group .
The Type Ia supernova SN 2004db was observed here.
The object was discovered by William Herschel on October 13, 1786 .