NGC 1989
Galaxy NGC 1989 |
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AladinLite | |
Constellation | Dove |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 05 h 34 m 23.4 s |
declination | -30 ° 48 ′ 04 ″ |
Appearance | |
Morphological type | SA (s) 0 - :; E / D |
Brightness (visual) | 13.1 mag |
Brightness (B-band) | 14.1 mag |
Angular expansion | 1.4 ′ × 1.1 ′ |
Position angle | 106 ° |
Surface brightness | 13.6 mag / arcmin² |
Physical data | |
Affiliation | Abell S0536 |
Redshift | 0.035755 +/- 0.000087 |
Radial velocity | 10719 +/- 26 km / s |
Stroke distance v rad / H 0 |
(471 ± 33) · 10 6 ly (144.5 ± 10.1) Mpc |
history | |
discovery | John Herschel |
Discovery date | January 28, 1835 |
Catalog names | |
NGC 1989 • PGC 17464 • ESO 423-021 • MCG -05-14-004 • 2MASX J05342343-3048035 • SGC 053229-3050.0 • |
NGC 1989 is an elliptical galaxy of the Hubble type E-S0 in the constellation Dove in the southern sky . It is estimated to be 471 million light-years away from the Milky Way and has a diameter of about 200,000 ly
. a. the galaxy NGC 1992 .
The object was discovered by John Herschel on January 28, 1835 .