IC 170
| Galaxy IC 170 |
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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 | 01 h 51 m 57.5 s |
| declination | -08 ° 31 ′ 03 ″ |
| Appearance | |
| Morphological type | E0 |
| Brightness (visual) | 14.7 mag |
| Brightness (B-band) | 15.7 mag |
| Angular expansion | 0.30 × 0.2 |
| Position angle | 90 ° |
| Surface brightness | 11.7 mag / arcmin² |
| Physical data | |
| Redshift | 0.017402 ± 0.000094 |
| Radial velocity | 5217 ± 28 km / s |
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Stroke distance v rad / H 0 |
(234 ± 16) x 10 6 ly (71.7 ± 5.0) Mpc |
| history | |
| discovery | Stephane Javelle |
| Discovery date | December 17, 1892 |
| Catalog names | |
| IC 170 • PGC 6890 • MCG -02-05-066 • 2MASX J01515753-0831039 • GALEX ASC J015157.47-083102.8 • 2MASS J01515751-0831037 | |
IC 170 is an elliptical dwarf galaxy of the Hubble type E0 in the constellation Whale south of the celestial equator . It is estimated to be 234 million light years away from the Milky Way and has a diameter of around 20,000 ly.
In the same area of the sky are the galaxies NGC 707 , NGC 731 , NGC 757 , IC 168 , among others .
The object was discovered by Stéphane Javelle on December 17, 1892 .
Web links
Individual evidence
Attention: The sort key "IC 0170" overwrites the previously used key "IC0170".