NGC 3042
| Galaxy NGC 3042 |
|
|---|---|
![NGC 3042 with LEDA 213646 [1] (o) SDSS](https://de.wikipedia.org/wiki/Datei:NGC3042_-_SDSS_DR14.jpg)
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| NGC 3042 with LEDA 213646 (o) SDSS | |
| AladinLite | |
| Constellation | sextant |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 09 h 53 m 20.2 s |
| declination | + 00 ° 41 ′ 52 ″ |
| Appearance | |
| Morphological type | S0 / LINER |
| Brightness (visual) | 12.8 mag |
| Brightness (B-band) | 13.8 mag |
| Angular expansion | 1.20 × 0.7 |
| Position angle | 111 ° |
| Surface brightness | 12.5 mag / arcmin² |
| Physical data | |
| Redshift | 0.012862 +/- 0.000057 |
| Radial velocity | 3856 +/- 17 km / s |
|
Stroke distance v rad / H 0 |
(166 ± 12) · 10 6 ly (50.8 ± 3.6) Mpc |
| history | |
| discovery | Albert Marth |
| Discovery date | April 30, 1864 |
| Catalog names | |
| NGC 3042 • UGC 5307 • PGC 28498 • CGCG 007-054 • MCG + 00-25-030 • 2MASX J09532024 + 0041515 • GALEX ASC J095320.19 + 004151.8 | |
NGC 3042 is a lenticular galaxy with an active nucleus of the Hubble type S0 in the constellation Sextant in the southern sky . It is estimated to be 166 million light years away from the Milky Way and has a diameter of about 60,000 ly.
In the same area of the sky are the galaxies NGC 3018 , NGC 3023 , NGC 3044 , among others .
The object was discovered by Albert Marth on April 30, 1864 .