NGC 6403
Galaxy NGC 6403 |
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AladinLite | |
Constellation | peacock |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 17 h 43 m 23.5 s |
declination | -61 ° 40 ′ 56 ″ |
Appearance | |
Morphological type | SA (rs) 0 ^ 0 ^ |
Brightness (visual) | 13.3 mag |
Brightness (B-band) | 14.3 mag |
Angular expansion | 0.5 ′ × 0.5 ′ |
Surface brightness | 11.7 mag / arcmin² |
Physical data | |
Redshift | 0.016261 +/- 0.000150 |
Radial velocity | 4875 +/- 45 km / s |
Stroke distance v rad / H 0 |
(213 ± 15) · 10 6 ly (65.4 ± 4.6) Mpc |
history | |
discovery | John Herschel |
Discovery date | June 28, 1834 |
Catalog names | |
NGC 6403 • PGC 60750 • ESO 139-19 • SGC 173846-6139.5 • GC 4316 • h 3695 • LDCE 1277 NED014 |
NGC 6403 is a 13.3 mag bright, lens-shaped galaxy of the Hubble-type S0 in the constellation Peacock and about 213 million light years from the Milky Way.
It was discovered on June 28, 1834 by John Herschel with an 18-inch reflector telescope, which was called “eeF. The following of two "noted. The other named object is NGC 6398 .