NGC 7797
Spiral galaxy in the constellation Pisces
From Wikipedia, the free encyclopedia
NGC 7797 is a Hubble-type SAb-SAc spiral galaxy that is located in the constellation Pisces. It is estimated to be 400 million light-years from the Milky Way and has a diameter of about 115,000 light-years.[1][2] It was discovered by astronomer William Herschel on December 6, 1790.[3]
| NGC 7797 | |
|---|---|
The galaxy, as seen during the Sloan Digital Sky Survey | |
| Observation data (J2000 epoch) | |
| Constellation | Pisces |
| Right ascension | 23h 58m 59s |
| Declination | +03° 38’ 04” |
| Redshift | 0.029534 |
| Heliocentric radial velocity | 8,854 km/s |
| Distance | 401 Mly (122.9 Mpc) |
| Apparent magnitude (V) | 13.8 |
| Apparent magnitude (B) | 14.6 |
| Surface brightness | 23.29 mag/arcsec^2 |
| Characteristics | |
| Type | SAb-SAc |
| Apparent size (V) | 1.0' x 0.9' |
| Other designations | |
| PGC 73125, UGC 12877, CGCG 382-010, MCG +00-01-011 | |
See also
External links
- NGC 7797 at SIMBAD