NGC 187
| Galaxy NGC 187 |
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|---|---|
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| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 00 h 39 m 30.4 s |
| declination | -14 ° 39 ′ 23 ″ |
| Appearance | |
| Morphological type | SB (s) cd |
| Brightness (visual) | +13.2 mag |
| Brightness (B-band) | +13.9 mag |
| Angular expansion | 1.3 '× 0.5' |
| Position angle | 148 ° |
| Surface brightness | +12.6 mag / arcmin² |
| Physical data | |
| Redshift | +0.013132 ± 0.000030 |
| Radial velocity | +3937 ± 9 km / s |
|
Stroke distance v rad / H 0 |
(178 ± 12) · 10 6 ly (54.5 ± 3.8) Mpc |
| history | |
| discovery | Ormond Stone |
| Discovery date | November 3, 1885 |
| Catalog names | |
| NGC 187 • PGC 2380 • MCG -03-02-034 • IRAS 00369-1455 • 2MASX J00393041-1439225 • GALEX ASC J003930.41-143922.8 | |
NGC 187 is a spiral galaxy of Hubble type Sc in the constellation Cetus south of the ecliptic It is estimated that 178 million light-years from the Milky Way away and has a diameter of about 65,000 light years.
In the same area of the sky are among others the galaxies NGC 178 , NGC 207 , IC 39 , IC 41 .
The object was discovered on November 3, 1885 by the American astronomer Ormond Stone .
Web links
Individual evidence