NGC 705
Galaxy NGC 705 |
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from left to right: LEDA 169974 , NGC 708, NGC 705 & LEDA 169973 | |
AladinLite | |
Constellation | Andromeda |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 01 h 52 m 41.5 s |
declination | + 36 ° 08 ′ 38 ″ |
Appearance | |
Morphological type | S0 / a |
Brightness (visual) | 13.7 mag |
Brightness (B-band) | 14.6 mag |
Angular expansion | 1.2 ′ × 0.3 ′ |
Position angle | 114 ° |
Surface brightness | 12.5 mag / arcmin² |
Physical data | |
Affiliation | Abell 262 WBL 54 LGG 37 |
Redshift | 0.015057 ± 0.000040 |
Radial velocity | 4514 ± 12 km / s |
Stroke distance v rad / H 0 |
(208 ± 15) · 10 6 ly (63.7 ± 4.5) Mpc |
history | |
discovery | William Herschel |
Discovery date | September 21, 1786 |
Catalog names | |
NGC 705 • UGC 1345 • PGC 6958 • CGCG 522-036 • MCG + 06-05-030 • 2MASX I J0152415 + 360838 • GC 421 • H III 564 • USGC U081 NED40 • HOLM 49D |
NGC 705 is a lenticular galaxy of the Hubble type S0 / a in the constellation Andromeda in the northern sky . It is an estimated 208 million light years from the Milky Way and about 70,000 light years in diameter. The galaxy is considered a member of the Abell 262 galaxy group .
In the same area of the sky are u. a. the galaxies NGC 703 , NGC 704 , NGC 708 , NGC 709 .
The object was discovered by Wilhelm Herschel on September 21, 1786 .
Web links
Commons : NGC 705 - collection of images, videos, and audio files