NGC 6056
| Galaxy NGC 6056 / IC 1176 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Hercules |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 16 h 05 m 31.2 s |
| declination | + 17 ° 57 ′ 47 ″ |
| Appearance | |
| Morphological type | SB0-a |
| Brightness (visual) | 14.1 mag |
| Brightness (B-band) | 15.0 mag |
| Angular expansion | 0.9 ′ × 0.5 ′ |
| Position angle | 56 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Affiliation | Abell 2151 |
| Redshift | 0.039327 ± 0.000083 |
| Radial velocity | (11790 ± 25) km / s |
|
Stroke distance v rad / H 0 |
(531 ± 37) · 10 6 Lj (162.8 ± 11.4) Mpc |
| history | |
| discovery | Lewis Swift |
| Discovery date | June 8, 1886 |
| Catalog names | |
| NGC 6056 • IC 1176 • PGC 57075 • CGCG 108-122 • MCG + 03-41-100 • 2MASX J16053126 + 1757488 • | |
NGC 6056 = IC 1176 is a 14.1 mag bright, lens-shaped galaxy of the Hubble type SB0 / a in the constellation Hercules in the northern sky . It is estimated to be 531 million light years from the Milky Way and about 140,000 light years in diameter. The galaxy is considered a member of the Hercules galaxy cluster Abell 2151 .
In the same area of the sky are u. a. the galaxies NGC 6044 , NGC 6053 , NGC 6054 , IC 1182 .
The object was discovered by Lewis A. Swift on June 8, 1886 . Swift's observation two years later, with an identical description in the same position, was not recognized by Dreyer as a duplicate and led to an entry in the index catalog under IC 1176 .
Web links
- NGC 6056. SIMBAD , accessed May 29, 2016 .
- NGC 6056. DSO Browser, accessed May 29, 2016 .
- Auke Slotegraaf : NGC 6056. Deep Sky Observer's Companion, accessed on May 29, 2016 (English).
- Spectrum .de: Labeled surrounding image