NGC 442
Galaxy data from NGC 442 |
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SDSS image from the galaxy NGC 442 | |
AladinLite | |
Constellation | whale |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 01 h 14 m 38.6 s |
declination | -01 ° 01 ′ 14 ″ |
Appearance | |
Morphological type | S0 / a: sp |
Brightness (visual) | 13.6 mag |
Brightness (B-band) | 14.5 mag |
Angular expansion | 1 ′ × 0.5 ′ |
Position angle | 157 ° |
Surface brightness | 12.7 mag / arcmin² |
Physical data | |
Redshift | 0.018640 ± 0.000053 |
Radial velocity | 5588 ± 16 km / s |
Stroke distance v rad / H 0 |
(252 ± 18) x 10 6 ly (77.4 ± 5.4) Mpc |
history | |
discovery | Lewis A. Swift |
Discovery date | October 21, 1886 |
Catalog names | |
NGC 442 • UGC 789 • PGC 4484 • CGCG 385-041 • MCG + 00-04-054 • IRAS 01121-0116 • PRC C-9, LDCE 0066 NED013 |
NGC 442 is a lenticular galaxy in the constellation Whale , approximately 252 million light years from the Milky Way .
The galaxy was discovered on October 21, 1886 by the American astronomer Lewis A. Swift .
Web links
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