IC 4980
Galaxy IC 4980 |
|
---|---|
AladinLite | |
Constellation | peacock |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 20 h 15 m 28.9 s |
declination | -57 ° 54 ′ 46 ″ |
Appearance | |
Morphological type | SB (rs) a / HII |
Brightness (visual) | 13.3 mag |
Brightness (B-band) | 14.2 mag |
Angular expansion | 1.50 'x 0.7' |
Position angle | 122 ° |
Surface brightness | 13.2 mag / arcmin² |
Physical data | |
Affiliation | isolated |
Redshift | 0.015127 ± 0.000097 |
Radial velocity | 4535 ± 29 km / s |
Stroke distance v rad / H 0 |
(200 ± 14) x 10 6 ly (61.2 ± 4.3) Mpc |
history | |
discovery | DeLisle Stewart |
Discovery date | October 3, 1901 |
Catalog names | |
IC 4980 • PGC 64367 • ESO 143-018 • IRAS 20114-5803 • 2MASX J20152893-5754455 • SGC 201125-5803.9 • 2MIG 2766 |
IC 4980 is a lenticular galaxy with extensive star formation regions of the Hubble type SB0 / a in the constellation Peacock in the southern sky . It is an estimated 200 million light years from the Milky Way and about 90,000 light years in diameter.
The galaxy IC 4973 is located in the same area of the sky .
The object was discovered by DeLisle Stewart on October 3, 1901 .