NGC 6137
Galaxy NGC 6137 |
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SDSS recording | |
AladinLite | |
Constellation | Northern crown |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 16 h 23 m 03.1 s |
declination | + 37 ° 55 ′ 20 ″ |
Appearance | |
Morphological type | E4 |
Brightness (visual) | 13.1 mag |
Brightness (B-band) | 14.1 mag |
Angular expansion | 1.9 ′ × 1.2 ′ |
Position angle | 175 ° |
Surface brightness | 14.1 mag / arcmin² |
Physical data | |
Redshift | 0.031031 +/- 0.000047 |
Radial velocity | 9303 +/- 14 km / s |
Stroke distance v rad / H 0 |
(422 ± 30) · 10 6 ly (129.5 ± 9.1) Mpc |
history | |
discovery | Wilhelm Herschel |
Discovery date | March 17, 1787 |
Catalog names | |
NGC 6137, 6137A • UGC 10364 • PGC 57966 • CGCG 196-063, 196-054 • MCG + 06-36-39 • GC 4188 • H III 624 • h 1956 • LDCE 1184 NED014 |
NGC 6137 , also NGC 6137a called, is a 13.1 likes bright elliptical galaxy from the Hubble type E4 in the constellation Corona Borealis and about 422 million light-years from the Milky Way center. Together with the non-NGC object PGC 57964 (also NGC 6137B ) it forms an optical double galaxy.
The object was discovered on March 17, 1787 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "vF, S, bM, discovered with 300 power".