NGC 6177
Galaxy NGC 6177 |
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SDSS recording | |
AladinLite | |
Constellation | Hercules |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 16 h 30 m 38.9 s |
declination | + 35 ° 03 ′ 23 ″ |
Appearance | |
Morphological type | (R ') SB (s) b |
Brightness (visual) | 13.7 mag |
Brightness (B-band) | 14.5 mag |
Angular expansion | 1.7 ′ × 1.2 ′ |
Position angle | 10 ° |
Surface brightness | 14.3 mag / arcmin² |
Physical data | |
Redshift | 0.031048 ± 0.000030 |
Radial velocity | (9308 ± 9) km / s |
Stroke distance v rad / H 0 |
(423 ± 30) · 10 6 ly (129.6 ± 9.1) Mpc |
history | |
discovery | Wilhelm Herschel |
Discovery date | May 28, 1791 |
Catalog names | |
NGC 6177 • UGC 10428 • PGC 58390 • CGCG 196-072 • MCG + 06-36-49 • IRAS F16288 + 3509 • KUG 1628 + 351 • 2MASX J16303889 + 3503234 • GC 4215 • H III 890 • h 1964 • |
NGC 6177 is a 13.7 mag light barred spiral galaxy of the Hubble type SBb in the constellation Hercules. It is an estimated 423 million light years away from the Milky Way and has a diameter of about 210,000 ly. In the same area of the sky there are u. a. the galaxies NGC 6179 and NGC 6185 .
The object was discovered on May 28, 1791 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "vF, pL, lE, lbM".