NGC 340
| Galaxy NGC 340 |
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|---|---|
![NGC 340 with LEDA 1027546 (l) [1] SDSS image](https://de.wikipedia.org/wiki/Datei:NGC340_-_SDSS_DR14.jpg)
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| NGC 340 with LEDA 1027546 (l) SDSS image | |
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 01 h 00 m 34.9 s |
| declination | -06 ° 52 ′ 00 ″ |
| Appearance | |
| Morphological type | Sb / HII |
| Brightness (visual) | 13.7 mag |
| Brightness (B-band) | 14.5 mag |
| Angular expansion | 0.9 ′ × 0.4 ′ |
| Position angle | 65 ° |
| Surface brightness | 12.4 mag / arcmin² |
| Physical data | |
| Redshift | 0.02063 ± 0.00010 |
| Radial velocity | 6120 ± 30 km / s |
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Stroke distance v rad / H 0 |
(275 ± 19) x 10 6 ly (84.4 ± 5.9) Mpc |
| history | |
| discovery | Albert Marth |
| Discovery date | September 27, 1864 |
| Catalog names | |
| NGC 340 • PGC 3610 • MCG -01-03-055 • IRAS 00580-0708 • 2MASX J01003488-0651597 • GC 5135 • GALEX ASC J010034.97-065158.7 • LDCE 57 NED001 | |
NGC 340 is a spiral galaxy with extensive star formation from Hubble type Sb in the constellation Cetus south of the ecliptic . It is estimated to be 275 million light-years from the Milky Way and about 70,000 light-years across.
The galaxies NGC 342 , NGC 345 , NGC 347 , NGC 349 are located in the same area of the sky .
The object was discovered on September 27, 1864 by the German astronomer Albert Marth .
Web links
Commons : NGC 340 - collection of images, videos, and audio files
