NGC 7187
Galaxy NGC 7187 |
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AladinLite | |
Constellation | Southern fish |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 22 h 02 m 44.5 s |
declination | -32 ° 48 ′ 08 ″ |
Appearance | |
Morphological type | (R) SAB (r) 0 ^ + |
Brightness (visual) | 12.5 mag |
Brightness (B-band) | 13.5 likes |
Angular expansion | 1.3 '× 1.2' |
Position angle | 171 ° |
Surface brightness | 13.0 mag / arcmin² |
Physical data | |
Affiliation | NGC 7154 group NGC 7172 group LGG 450 |
Redshift | 0.008906 ± 0.000070 |
Radial velocity | 2670 ± 21 km / s |
Stroke distance v rad / H 0 |
(121 ± 8) · 10 6 ly (37.0 ± 2.6) Mpc |
history | |
discovery | Francis P. Leavenworth |
Discovery date | 1886 |
Catalog names | |
NGC 7187 • PGC 67909 • ESO 404-024 • MCG -06-48-018 • IRAS F21598-3302 • SGC 215948-3302.7 • LEDA 67909 |
NGC 7187 is a lenticular galaxy of the Hubble type S0 in the constellation Piscis Austrinus in the southern sky . It is estimated to be 121 million light years from the Milky Way and about 45,000 light years across.
The galaxies NGC 7172 , NGC 7173 , NGC 7174 , NGC 7176 are located in the same area of the sky .
The property was discovered by Francis Preserved Leavenworth in 1886 .