NGC 761
| Galaxy NGC 761 |
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|---|---|
|
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| NGC 761, including two closely spaced stars cataloged as NGC 760 . SDSS recording | |
| AladinLite | |
| Constellation | triangle |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 1 h 57 m 49.6 s |
| declination | + 33 ° 22 ′ 38 ″ |
| Appearance | |
| Morphological type | SBa: |
| Brightness (visual) | 13.6 mag |
| Brightness (B-band) | 14.5 mag |
| Angular expansion | 1.4 ′ × 0.5 ′ |
| Position angle | 143 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 777 group LGG 42 |
| Redshift | 0.016775 ± 0.000033 |
| Radial velocity | 5029 ± 10 km / s |
|
Stroke distance v rad / H 0 |
(230 ± 16) x 10 6 ly (70.6 ± 4.9) Mpc |
| history | |
| discovery | Bindon Blood Stoney |
| Discovery date | October 11, 1850 |
| Catalog names | |
| NGC 761 • UGC 1439 • PGC 7395 • CGCG 503-064 • MCG + 05-05-036 • 2MASX J01574957 + 3322377 • VV 425 • GC 456 • NSA 130838 • LDCE 129 NED009 | |
NGC 761 is a barred spiral galaxy of the Hubble type SBa in the constellation Triangle in the northern sky . It is estimated to be 230 million light years from the Milky Way and about 95,000 ly in diameter.
Together with NGC 750 , NGC 751 , NGC 777 , NGC 783 , NGC 785 , NGC 789 , PGC 7304 , PGC 7545 , PGC 7674 , PGC 7967 , PGC 8215 and PGC 8393 , it forms the NGC 777 group .
The object was discovered on October 11, 1850 by Bindon Blood Stoney , an assistant to William Parsons .
Web links
- SIMBAD Astronomical Database
- Auke Slotegraaf: NGC 761. Deep Sky Observer's Companion, accessed March 4, 2016 .
- NGC 761. DSO Browser, accessed March 4, 2016 .