NGC 6345
| Galaxy NGC 6345 |
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![NGC 6345 with LEDA 2564238 (lo), LEDA 2564271 (ro), LEDA 2563604 (l), NGC 6346 (u) & LEDA 2563103 (ru) [1] SDSS recording](https://de.wikipedia.org/wiki/Datei:NGC6345_-_SDSS_DR14.jpg)
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| NGC 6345 with LEDA 2564238 (lo), LEDA 2564271 (ro), LEDA 2563604 (l), NGC 6346 (u) & LEDA 2563103 (ru) SDSS image | |
| AladinLite | |
| Constellation | Dragon |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 17 h 15 m 24.281 s |
| declination | + 57 ° 21 ′ 01.08 ″ |
| Appearance | |
| Morphological type | S / S0 |
| Brightness (visual) | 14.4 mag |
| Brightness (B-band) | 15.4 mag |
| Angular expansion | 0.8 ′ × 0.2 ′ |
| Position angle | 33 ° |
| Surface brightness | 12.3 mag / arcmin² |
| Physical data | |
| Affiliation | WBL 636 |
| Redshift | 0.034486 ± 0.000102 |
| Radial velocity | 10,339 ± 31 km / s |
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Stroke distance v rad / H 0 |
(471 ± 33) · 10 6 ly (144.3 ± 10.1) Mpc |
| history | |
| discovery | Lewis Swift |
| Discovery date | May 13, 1887 |
| Catalog names | |
| NGC 6345 • PGC 59945 • CGCG 299-065 • MCG + 10-24-115 • 2MASX J17152430 + 5721015 • GALEX ASC J171524.23 + 572100.9 • 2MASS J17152428 + 5721009 • WISEA • J171524.28 + 572101.1 • NSA 4452 | |
NGC 6345 is a 14.4 mag bright lenticular galaxy of the Hubble-type S0 in the constellation Dragon in the northern sky . It is an estimated 471 million light years away from the Milky Way and about 110,000 light years in diameter.
In the same area of the sky are u. a. the galaxies NGC 6338 , NGC 6346 , IC 4649 , I C 4650 .
The object was discovered by Lewis A. Swift on May 13, 1887 .
Web links
- NGC 6345. SIMBAD , accessed July 24, 2016 .
- NGC 6345. DSO Browser, accessed July 24, 2016 .
- Auke Slotegraaf : NGC 6345. Deep Sky Observer's Companion, accessed on July 24, 2016 .