NGC 216
| Galaxy NGC 216 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 00 h 41 m 27.1 s |
| declination | -21 ° 02 ′ 44 ″ |
| Appearance | |
| Morphological type | S0 ^ 0 ^? / HII |
| Brightness (visual) | 12.7 mag |
| Brightness (B-band) | 13.7 mag |
| Angular expansion | 2.0 'x 0.7' |
| Position angle | 27 ° |
| Surface brightness | 13.0 mag / arcmin² |
| Physical data | |
| Redshift | 0.005150 ± 0.000020 |
| Radial velocity | 1544 ± 6 km / s |
|
Stroke distance v rad / H 0 |
(70 ± 5) · 10 6 ly (21.4 ± 1.5) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | December 9, 1784 |
| Catalog names | |
| NGC 216 • PGC 2478 • ESO 540-015 • MCG -04-02-035 • IRAS F00389-2119 • KUG 0038-213 • 2MASX J00412688-2102529 • SGC 003858-2119.1 • GC 113 • H III 244 • h 49 • Haro 13 | |
NGC 216 is a lenticular galaxy with extensive star formation from Hubble type SB0 / a in the constellation Cetus south of the celestial equator . It is estimated to be 70 million light years from the Milky Way and about 40,000 light years in diameter.
The object was discovered on December 9, 1784 by the German-British astronomer Wilhelm Herschel .
Web links
Commons : NGC 216 - collection of images, videos, and audio files
