NGC 7775
| Galaxy NGC 7775 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Pegasus |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 23 h 52 m 24.4 s |
| declination | + 28 ° 46 ′ 22 ″ |
| Appearance | |
| Morphological type | Scd: / HII |
| Brightness (visual) | 13.3 mag |
| Brightness (B-band) | 14.0 mag |
| Angular expansion | 0.9 '× 0.8' |
| Position angle | 20 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.022549 ± 0.000217 |
| Radial velocity | 6760 ± 65 km / s |
|
Stroke distance v rad / H 0 |
(310 ± 22) x 10 6 ly (95.1 ± 6.7) Mpc |
| history | |
| discovery | Édouard Stephan |
| Discovery date | October 6, 1883 |
| Catalog names | |
| NGC 7775 • UGC 12821 • PGC 72696 • CGCG 498-024 • MCG + 05-56-016 • IRAS 23498 + 2829 • 2MASX J23522445 + 2846214 • LDCE 1601 NED001 | |
NGC 7775 is a bar-spiral galaxy with extensive star formation areas of the Hubble type SBc in the constellation Pegasus on the ecliptic . It is estimated to be 310 million light years away from the Milky Way and has a diameter of about 80,000 ly.
In the same area of the sky there is a. a. the galaxy NGC 7777 .
The object was discovered on October 6, 1883 by the French astronomer Édouard Stephan .