NGC 840
Barred spiral galaxy in the constellation Cetus
From Wikipedia, the free encyclopedia
NGC 840 is a barred spiral galaxy in the constellation Cetus south of the ecliptic. It is estimated to be about 300 million light-years from the Milky Way[3] and has a diameter of approximately 175,000 ly.[6][7][8]
Right ascension02h 10m 16.21932s[1]
Declination+07° 50′ 43.4000″[1]
| NGC 840 | |
|---|---|
SDSS image of NGC 840 | |
| Observation data (J2000 epoch) | |
| Constellation | Cetus |
| Right ascension | 02h 10m 16.21932s[1] |
| Declination | +07° 50′ 43.4000″[1] |
| Redshift | 0.024143[2] |
| Heliocentric radial velocity | 7151 km/s[2] |
| Distance | 303.0 Mly (92.90 Mpc)[3] |
| Apparent magnitude (V) | 13.42[4] |
| Apparent magnitude (B) | 14.30[4] |
| Characteristics | |
| Type | SB(r)b[5] |
| Other designations | |
| UGC 1664, MCG +01-06-049, PGC 8293[2] | |
