NGC 77
| Galaxy NGC 77 |
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|---|---|
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| 2MASS recording | |
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 00 h 20 m 01.6 s |
| declination | -22 ° 31 ′ 56 ″ |
| Appearance | |
| Morphological type | SA0-: |
| Brightness (visual) | 14.7 mag |
| Brightness (B-band) | 15.7 mag |
| Angular expansion | 0.4 '× 0.4' |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.063064 ± 0.000097 |
| Radial velocity | 18,906 ± 29 km / s |
|
Stroke distance v rad / H 0 |
(846 ± 59) · 10 6 ly (259.3 ± 18.2) Mpc |
| history | |
| discovery | Frank Muller |
| Discovery date | 1886 |
| Catalog names | |
| NGC 77 • PGC 1290 • ESO 473-015 • 2MASX J00200168-2231553 • SGC 01730-2248.6 • GALEX ASC J002001.66-223154.8 | |
NGC 77 is a Hubble-type E / S0 elliptical galaxy in the constellation Whale south of the celestial equator . It is estimated to be 846 million light years away from the Milky Way and has a diameter of about 100,000 ly.
In the same area of the sky are the galaxies NGC 65 and NGC 66 , among others .
The object was discovered in 1886 by the astronomer Frank Muller .
Web links
Commons : NGC 77 - collection of images, videos, and audio files
