NGC 5956
Galaxy NGC 5956 |
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NGC 5956 SDSS image | |
AladinLite | |
Constellation | Snake |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 15 h 34 m 58.540 s |
declination | + 11 ° 45 ′ 01.03 ″ |
Appearance | |
Morphological type | Sc / LINER |
Brightness (visual) | 12.5 mag |
Brightness (B-band) | 13.2 mag |
Angular expansion | 1.6 ′ × 1.6 ′ |
Surface brightness | 13.4 mag / arcmin² |
Physical data | |
Affiliation | NGC 5970 group LGG 401 |
Redshift | 0.006334 ± 0.000017 |
Radial velocity | (1899 ± 5) km / s |
Stroke distance v rad / H 0 |
(87 ± 6) · 10 6 ly (26.8 ± 1.9) Mpc |
history | |
discovery | Heinrich d'Arrest |
Discovery date | April 29, 1865 |
Catalog names | |
NGC 5956 • UGC 9908 • PGC 55501 • CGCG 078-017 • MCG + 02-40-003 • IRAS 15326 + 1154 • 2MASX J15345850 + 1145012 • GC 5782 • GALEX MSC J153458.57 + 114501.5 • NVSS J153458 + 11384510 • LDCE 11384510 NED001 |
NGC 5956 is a 12.5 mag bright spiral galaxy of the Hubble type Sc with an active galaxy core in the constellation Snake north of the ecliptic . It is estimated to be 87 million light years from the Milky Way and about 40,000 light years in diameter. Together with three other galaxies, it is considered a member of the NGC 5970 group ( LGG 401 ). In the same area of the sky are u. a. the galaxies NGC 5957 , NGC 5970 , IC 1131 .
The object was discovered on April 29, 1865 by Heinrich Louis d'Arrest .
Web links
- NGC 5956. SIMBAD , accessed May 18, 2019 .
- NGC 5956. DSO Browser, accessed May 18, 2016 .
- Auke Slotegraaf : NGC 5956. Deep Sky Observer's Companion, accessed on May 18, 2016 .