NGC 7750
Galaxy NGC 7750 |
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NGC 7750 SDSS image | |
AladinLite | |
Constellation | fishes |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 23 h 46 m 37.84 s |
declination | + 03 ° 47 ′ 59.3 ″ |
Appearance | |
Morphological type | (R ') SB (rs) c |
Brightness (visual) | 12.8 mag |
Brightness (B-band) | 13.5 likes |
Angular expansion | 1.6 '× 0.8' |
Position angle | 171 ° |
Surface brightness | 12.9 mag / arcmin² |
Physical data | |
Affiliation | NGC 7757 group LGG 482 |
Redshift | 0.009800 ± 0.000003 |
Radial velocity | 2938 ± 1 km / s |
Stroke distance v rad / H 0 |
(137 ± 9) x 10 6 ly (42.0 ± 2.9) Mpc |
history | |
discovery | William Herschel |
Discovery date | August 30, 1785 |
Catalog names | |
NGC 7750 • UGC 12777 • PGC 72367 • CGCG 381-043 • CGCG 407-056 • MCG + 01-60-034 • IRAS 23440 + 0331 • KUG 2344 + 035 • 2MASX J23463785 + 0347591 • GC 5010 • H III 427 • h 2267 • HIPASS J2346 + 03 • NVSS J234637 + 034757 |
NGC 7750 is a bar-spiral galaxy of the Hubble-type SBc / P constellation Pisces on the ecliptic . It is estimated to be 137 million light years from the Milky Way and about 65,000 light years in diameter. Together with four other galaxies, it forms the NGC 7757 group ( LGG 482 ).
The object was discovered by Wilhelm Herschel on August 30, 1785 .