NGC 7390
| Galaxy NGC 7390 |
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|---|---|
![NGC 7390 with NGC 7389 (o) [1] SDSS image](https://de.wikipedia.org/wiki/Datei:NGC7390_-_SDSS_DR14.jpg)
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| NGC 7390 with NGC 7389 (o) SDSS image | |
| AladinLite | |
| Constellation | Pegasus |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 22 h 50 m 19.6 s |
| declination | + 11 ° 31 ′ 52 ″ |
| Appearance | |
| Morphological type | S0? |
| Brightness (visual) | 14.3 mag |
| Brightness (B-band) | 15.3 mag |
| Angular expansion | 1.0 '× 0.7' |
| Position angle | 177 ° |
| Surface brightness | 13.8 mag / arcmin² |
| Physical data | |
| Affiliation |
Abell 2506 WBL 688-006 |
| Redshift | 0.027819 ± 0.000033 |
| Radial velocity | 8340 ± 10 km / s |
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Stroke distance v rad / H 0 |
(380 ± 27) · 10 6 ly (116.6 ± 8.2) Mpc |
| history | |
| discovery | Bindon Blood Stoney |
| Discovery date | November 27, 1850 |
| Catalog names | |
| NGC 7390 • PGC 69837 • CGCG 430-020 • MCG + 02-58-020 • 2MASX J22501949 + 1131525 • USGC U823 NED02 | |
NGC 7390 is a lenticular galaxy of the Hubble type S0 in the constellation Pegasus in the northern sky . It is estimated to be 380 million light years from the Milky Way and about 110,000 light years in diameter. In the same area of the sky are u. a. the galaxies NGC 7385 , NGC 7386 , NGC 7387 , NGC 7389 .
The object was discovered by Bindon Blood Stoney on November 27, 1850 .