NGC 6502
Galaxy NGC 6502 |
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AladinLite | |
Constellation | peacock |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 18 h 04 m 13.72 s |
declination | -65 ° 24 ′ 35.8 ″ |
Appearance | |
Morphological type | SA0-: |
Brightness (visual) | 12.5 mag |
Brightness (B-band) | 13.5 likes |
Angular expansion | 1.3 ′ × 1.1 ′ |
Position angle | 42 ° |
Surface brightness | 12.7 mag / arcmin² |
Physical data | |
Redshift | 0.018393 ± 0.000057 |
Radial velocity | 5514 ± 17 km / s |
Stroke distance v rad / H 0 |
(241 ± 17) x 10 6 ly (74.0 ± 5.2) Mpc |
history | |
discovery | John Herschel |
Discovery date | July 20, 1835 |
Catalog names | |
NGC 6502 • PGC 61352 • ESO 103-002 • 2MASX J18041368-6524357 • SGC 175913-6524.7 • GC 4350 • h 3716 • 2MASS J18041372-6524358 • WISEA J180413.77-652435.7 |
NGC 6502 is a 12.6 likes bright lenticular galaxy of Hubble type E / S0 in the constellation Peacock on southern sky . It is an estimated 241 million light years away from the Milky Way and about 95,000 light years in diameter .
The object was discovered on June 20, 1835 by John Herschel with an 18-inch reflector telescope, which during two observations "vF, 30 arcseconds, involves 2 or 3 stars" and "the following star (14m) of a vF double star 11m is nebulous. The nebula is excessively faint, but I am sure of its existence. The preceding star is free ”noted.
Web links
- NGC 6502. SIMBAD , accessed on August 7, 2019 (English).
- NGC 6502. DSO Browser, accessed August 7, 2016 .