NGC 1656
Galaxy NGC 1656 |
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NGC 1656 | |
AladinLite | |
Constellation | Eridanus |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 04 h 45 m 53.39 s |
declination | -05 ° 08 ′ 12.2 ″ |
Appearance | |
Morphological type | S0 + |
Brightness (visual) | 12.9 mag |
Brightness (B-band) | 13.8 mag |
Angular expansion | 1.5 ′ × 1.0 ′ |
Position angle | 123 ° |
Surface brightness | 13.2 mag / arcmin² |
Physical data | |
Redshift | 0.012572 ± 0.000073 |
Radial velocity | 3769 ± 22 km / s |
Stroke distance v rad / H 0 |
(164 ± 11) · 10 6 ly (50.4 ± 3.5) Mpc |
history | |
discovery | John Herschel |
Discovery date | February 10, 1830 |
Catalog names | |
NGC 1656 • PGC 15949 • MCG -01-13-005 • 2MASX J04455340-0508121 • 2MASS J04455338-0508123 • NSA 133936 • WISEA J044553.37-050812.0 |
NGC 1656 is a lenticular galaxy of the Hubble type S0 / a in the constellation Eridanus in the southern sky . It is estimated to be 164 million light years from the Milky Way and about 70,000 light years in diameter.
The galaxies NGC 1643 , NGC 1645 , NGC 1659 , NGC 1677 are located in the same area of the sky .
The object was discovered by John Herschel on February 10, 1830 .
Web links
Commons : NGC 1656 - collection of images, videos, and audio files