NGC 3008
Galaxy in the constellation Ursa Major
From Wikipedia, the free encyclopedia
NGC 3008 is a lenticular galaxy with an active galactic nucleus[3] in the constellation of Ursa Major,[4] discovered by William Parsons and his assistants.[5] It is about 40 thousand light years across, and with a recessional velocity of about 4,785 kilometers per second,[5] is at a distance of 240 million light-years from the Sun.[1]
Right ascension09h 49m 34.261s[1]
Declination+44° 06′ 09.71″[1]
| NGC 3008 | |
|---|---|
SDSS image of NGC 3008 | |
| Observation data (J2000 epoch) | |
| Constellation | Ursa Major |
| Right ascension | 09h 49m 34.261s[1] |
| Declination | +44° 06′ 09.71″[1] |
| Redshift | 0.01595[1] |
| Heliocentric radial velocity | 4783 km/s[1] |
| Distance | 240.5 ± 16.9 Mly (73.73 ± 5.18 Mpc)[1] |
| Group or cluster | NGC 2998 group |
| Apparent magnitude (B) | 15.23[2] |
| Characteristics | |
| Type | S0/a[1] |
| Other designations | |
| MCG +07-20-059, PGC 28252[1] | |
It is a member of the NGC 2998 group, which also includes NGC 2998, NGC 3002, NGC 3005, NGC 3006, and a few others.[6] Among these galaxies, it has the lowest star formation rate, at 0.02 M☉ per year.[7]
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