NGC 871
| Galaxy NGC 871 |
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|---|---|
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| Image of the galaxies NGC 870 , NGC 871, NGC 876 and NGC 877 with the help of the 81 cm reflecting telescope of the Mount Lemmon Observatory | |
| AladinLite | |
| Constellation | Aries |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 02 h 17 m 10.7 s |
| declination | + 14 ° 32 ′ 52 ″ |
| Appearance | |
| Morphological type | SB (s) c: |
| Brightness (visual) | 13.4 mag |
| Brightness (B-band) | 14.1 mag |
| Angular expansion | 1.1 ′ × 0.5 ′ |
| Position angle | 4 ° |
| Surface brightness | 12.6 mag / arcmin² |
| Physical data | |
| Redshift | 0.012475 +/- 0.000003 |
| Radial velocity | 3740 +/- 1 km / s |
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Stroke distance v rad / H 0 |
(170 ± 12) · 10 6 ly (52.2 ± 3.7) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | October 14, 1784 |
| Catalog names | |
| NGC 871 • UGC 1759 • PGC 8722 • CGCG 438-046 • MCG 438-046 • IRAS 02144 + 1419 • 2MASX J02171073 + 1432521 • GC 513 • H III-201 • h 208 • LDCE 158 NED001 | |
NGC 871 is a barred spiral galaxy of the Hubble type SBc constellation Aries at the ecliptic . It is estimated to be 170 million light-years away from the Milky Way and has a diameter of about 55,000 ly
. a. the galaxies NGC 870 , NGC 876 , NGC 877 .
The object was discovered by William Herschel on October 14, 1784 .