NGC 343
| Galaxy data from NGC 343 |
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|---|---|
![NGC 343 with LEDA 198261 (l) [1]](https://de.wikipedia.org/wiki/Datei:NGC_0343_DSS.jpg)
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| NGC 343 with LEDA 198261 (l) | |
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 00 h 58 m 23.9 s |
| declination | -23 ° 13 ′ 31 ″ |
| Appearance | |
| Morphological type | S. |
| Brightness (visual) | 15.5 mag |
| Brightness (B-band) | 16.3 mag |
| Angular expansion | 0.7 ′ × 0.3 ′ |
| Position angle | 10 ° |
| Surface brightness | 13.7 mag / arcmin² |
| Physical data | |
| Redshift | 0.055288 ± 0.000500 |
| Radial velocity | 16,575 ± 150 km / s |
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Stroke distance v rad / H 0 |
(741 ± 52) x 10 6 ly (227.1 ± 16.0) Mpc |
| history | |
| discovery | Frank Muller |
| Discovery date | 1886 |
| Catalog names | |
| NGC 343 • PGC 133741 • 2MASX J00582406-2313296 • AM 0055-232 • Gaia • DR2 2346040643225276800 | |
NGC 343 is a spiral galaxy of Hubble type S in the constellation Cetus south of the ecliptic . It is an estimated 741 million light years from the Milky Way and about 155,000 light years in diameter.
In the same area of the sky are u. a. the galaxies NGC 344 and IC 1600 .
The object was discovered in 1886 by the American astronomer Frank Muller .