NGC 7012
Galaxy NGC 7012 |
|
---|---|
NGC 7012 | |
AladinLite | |
Constellation | microscope |
Position equinox : J2000.0 , epoch : J2000.0 |
|
Right ascension | 21 h 06 m 45.52 s |
declination | -44 ° 48 ′ 53.0 ″ |
Appearance | |
Morphological type | E + 4 pec |
Brightness (visual) | 12.7 mag |
Brightness (B-band) | 13.7 mag |
Angular expansion | 2.4 '× 1.3' |
Position angle | 115 ° |
Surface brightness | 14.0 mag / arcmin² |
Physical data | |
Redshift | 0.029347 ± 0.000087 |
Radial velocity | 8798 ± 26 km / s |
Stroke distance v rad / H 0 |
(393 ± 27) · 10 6 ly (120.4 ± 8.4) Mpc |
history | |
discovery | John Herschel |
Discovery date | July 1, 1834 |
Catalog names | |
NGC 7012 • PGC 66116 • ESO 286-051 • 2MASX J21064552-4448531 • SGC 210326-4500.9 • 2MASS J21064549-4448529 • LDCE 1441 NED004 • WISEA J210645.50-444852.6 |
NGC 7012 is a cD galaxy of the Hubble type E5 in the constellation Microscope in the southern sky . It is an estimated 393 million light years from the Milky Way and about 280,000 light years in diameter.
The object was discovered on July 1, 1834 by John Herschel .
Web links
Commons : NGC 7012 - collection of images, videos, and audio files