NGC 135
| Galaxy NGC 135 / IC 26 |
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|---|---|
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| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 00 h 31 m 45.9 s |
| declination | -13 ° 20 ′ 15 ″ |
| Appearance | |
| Morphological type | E-S0? / HII |
| Brightness (visual) | 15.1 mag |
| Brightness (B-band) | 15.9 mag |
| Angular expansion | 0.5 ′ × 0.5 ′ |
| Surface brightness | 13.4 mag / arcmin² |
| Physical data | |
| Redshift | 0.023987 ± 0.000150 |
| Radial velocity | 7345 ± 250 km / s |
|
Stroke distance v rad / H 0 |
(324 ± 23) x 10 6 ly (99.2 ± 7.0) Mpc |
| diameter | 40,000 ly |
| history | |
| discovery | Francis P. Leavenworth |
| Discovery date | October 2, 1886 |
| Catalog names | |
| NGC 135 • IC 26 • PGC 138192 • IRAS 00292-1336 • 2MASX J00314593-1320152 • GALEX ASC J003145.89-132013.1 • NVSS J003145-132014 | |
NGC 135 = IC 26 is an elliptical galaxy with extensive star formation regions of the Hubble type E / S0? in the constellation whale south of the ecliptic . It is an estimated 324 million light years from the Milky Way and about 50,000 light years in diameter.
In the same area of the sky are u. a. the galaxies IC 20 , IC 23 , IC 27 , IC 28 .
The object was discovered on October 2, 1886 by the American astronomer Francis Preserved Leavenworth (listed as NGC ). Rediscovered on November 4th, 1891 by Stéphane Javelle ( listed as IC ).