NGC 7145
Galaxy NGC 7145 |
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AladinLite | |
Constellation | crane |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 21 h 53 m 20.2 s |
declination | -47 ° 52 ′ 57 ″ |
Appearance | |
Morphological type | E0 |
Brightness (visual) | 11.1 mag |
Brightness (B-band) | 12.1 mag |
Angular expansion | 2.5 ′ × 2.4 ′ |
Position angle | 173 ° |
Surface brightness | 13.1 mag / arcmin² |
Physical data | |
Affiliation | LGG 448 |
Redshift | 0.006561 +/- 0.000033 |
Radial velocity | 1967 +/- 10 km / s |
Stroke distance v rad / H 0 |
(87 ± 6) · 10 6 ly (26.6 ± 1.9) Mpc |
history | |
discovery | John Herschel |
Discovery date | October 2, 1834 |
Catalog names | |
NGC 7145 • PGC 67583 • ESO 237-13 • 2MASX J21532023-4752569 • SGC 215007-4807.1 • GC 4712 • h 3895 • LEDA 67583 • LDCE 1489 NED002 |
NGC 7145 is an elliptical galaxy of the Hubble type E0 in the constellation Crane in the southern sky . It has an angular dimension of 2.5 '× 2.4' and an apparent magnitude of 11.1 mag. The galaxy is estimated to be 87 million light years away from the Milky Way and has a diameter of around 65,000 ly.
In the same area of the sky is the galaxy NGC 7144 .
The object was discovered by John Herschel on October 2, 1834 .