NGC 137
| Galaxy NGC 137 |
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|---|---|
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| SDSS image from NGC 137 | |
| AladinLite | |
| Constellation | fishes |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 00 h 30 m 58.1 s |
| declination | + 10 ° 12 ′ 31 ″ |
| Appearance | |
| Morphological type | S0 |
| Brightness (visual) | 12.8 mag |
| Brightness (B-band) | 13.8 mag |
| Angular expansion | 1.2 ′ × 1.2 ′ |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Affiliation | isolated |
| Redshift | 0.017599 ± 0.000103 |
| Radial velocity | 5276 ± 31 km / s |
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Stroke distance v rad / H 0 |
(241 ± 17) x 10 6 ly (73.9 ± 5.2) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | November 23, 1785 |
| Catalog names | |
| NGC 137 • UGC 309 • PGC 1888 • CGCG 434-019 • MCG + 02-02-017 • 2MASX J00305810 + 1012304 • GC 69 • H II 471 • GALEX ASC J003058.15 + 101231.1 • LDCE 30 NED001 • KIG 25 | |
NGC 137 is a lenticular galaxy of the Hubble type S0 in the constellation Pisces on the ecliptic . It is estimated to be 241 million light years from the Milky Way and about 85,000 light years across.
The object was discovered on November 23, 1785 by the German-British astronomer Wilhelm Herschel .