NGC 6307
| Galaxy NGC 6307 |
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|---|---|
![NGC 6307 & NGC 6306 [1] SDSS recording](https://de.wikipedia.org/wiki/Datei:NGC6307_-_SDSS_DR14.jpg)
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| NGC 6307 & NGC 6306 SDSS recording | |
| AladinLite | |
| Constellation | Dragon |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 17 h 07 m 40.470 s |
| declination | + 60 ° 45 ′ 02.80 ″ |
| Appearance | |
| Morphological type | (R ') SB (s) 0 / a / pec |
| Brightness (visual) | 12.9 mag |
| Brightness (B-band) | 13.8 mag |
| Angular expansion | 1.3 × 1.0 ′ |
| Position angle | 145 ° |
| Surface brightness | 13.0 mag / arcmin² |
| Physical data | |
| Redshift | 0.010197 ± 0.000103 |
| Radial velocity | 3057 ± 31 km / s |
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Stroke distance v rad / H 0 |
(145 ± 10) · 10 6 ly (44.5 ± 3.1) Mpc |
| history | |
| discovery | Heinrich d'Arrest |
| Discovery date | October 27, 1861 |
| Catalog names | |
| NGC 6307 • UGC 10727 • PGC 59655 • CGCG 299-054 • MCG + 10-24-099 • 2MASX J17074044 + 6045032 • GC 4277 • GALEX MSC J170740.39 + 604506.2 • HOLM 769A • KPG 504B | |
NGC 6307 is a 12.9 mag bright lenticular galaxy of the Hubble type SB0 / a in the constellation Dragon in the northern sky . It is an estimated 145 million light years away from the Milky Way and about 55,000 light years in diameter. Together with NGC 6306 , it forms the gravitationally bound galaxy pair Holm 769 or KPG 504 .
In the same area of the sky is u. a. the galaxy NGC 6310 .
The object was discovered by Heinrich Louis d'Arrest on October 27, 1861 .
Web links
- NGC 6307. SIMBAD , accessed July 20, 2016 .
- Auke Slotegraaf : NGC 6307. Deep Sky Observer's Companion, accessed on July 20, 2016 (English).