NGC 924
| Galaxy NGC 924 |
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|---|---|
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| MCG + 03-07-013 (ol) & NGC 924 SDSS image | |
| AladinLite | |
| Constellation | Aries |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 02 h 26 m 46.8 s |
| declination | + 20 ° 29 ′ 51 ″ |
| Appearance | |
| Morphological type | S0 |
| Brightness (visual) | 12.5 mag |
| Brightness (B-band) | 13.5 likes |
| Angular expansion | 2.3 ′ × 1.3 ′ |
| Position angle | 53 ° |
| Surface brightness | 13.6 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 61 |
| Redshift | 0.014880 +/- 0.000017 |
| Radial velocity | 4461 +/- 5 km / s |
|
Stroke distance v rad / H 0 |
(203 ± 14) · 10 6 ly (62.2 ± 4.4) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | November 29, 1785 |
| Catalog names | |
| NGC 924 • UGC 1912 • PGC 9302 • CGCG 462-012 • MCG + 03-07-012 • 2MASX J02264683 + 2029507 • GC 541 • H III 474 • GALEX ASC J022646.77 + 202954.0 • LDCE 168 NED002 | |
NGC 924 is a lenticular galaxy of the Hubble type S0 in the constellation Aries on the ecliptic . It is an estimated 203 million light years away from the Milky Way and has a diameter of about 135,000 ly.
The galaxy belongs to the NGC 932 group with NGC 930 , NGC 935 , NGC 938 and IC 1801 .
The object was by astronomer William Herschel using on 29 November 1785 of a 18.7-inch - telescope discovered.