NGC 3217
| Galaxy  NGC 3217 / IC 606  | 
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | lion | 
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Position  equinox : J2000.0 , epoch : J2000.0  | 
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| Right ascension | 10 h 23 m 32.6 s | 
| declination | + 10 ° 57 ′ 35 ″ | 
| Appearance | |
| Morphological type | S? | 
| Brightness (visual) | 14.6 mag | 
| Brightness (B-band) | 15.3 mag | 
| Angular expansion | 0.5 ′ × 0.3 ′ | 
| Position angle | 30 ° | 
| Surface brightness | 12.4 mag / arcmin² | 
| Physical data | |
| Redshift | 0.032092 ± 0.000053 | 
| Radial velocity | 9621 ± 16 km / s | 
| 
Stroke distance  v rad / H 0  | 
(425 ± 30)  x  10 6  ly (130.3 ± 9.1) Mpc  | 
| history | |
| discovery | David Peck Todd | 
| Discovery date | March 4, 1878 | 
| Catalog names | |
| NGC 3217 • IC 606 • PGC 30448 • CGCG 065-017 • MCG + 02-27-006 • IRAS 10208 + 1112 • 2MASX J10233259 + 1057353 • Mrk 721 • NVSS J102332 + 105738 | |
NGC 3217 = IC 606 is a spiral  radio galaxy of the Hubble type Sc in the constellation Leo at the ecliptic . It is an estimated 425 million light years away from the Milky Way and about 35,000 light years in diameter . 
The galaxies IC 612 , IC 613 , IC 615 are located in the same area of the sky .
The object was discovered on March 4, 1878 by the American astronomer David Peck Todd .
Web links
Commons : NGC 3217  - collection of images, videos, and audio files