NGC 501
Galaxy NGC 501 |
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SDSS recording | |
AladinLite | |
Constellation | fishes |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 01 h 23 m 22.4 s |
declination | + 33 ° 25 ′ 59 ″ |
Appearance | |
Morphological type | E0 |
Brightness (visual) | 14.5 mag |
Brightness (B-band) | 15.5 mag |
Angular expansion | 0.5 ′ × 0.5 ′ |
Surface brightness | 13.1 mag / arcmin² |
Physical data | |
Affiliation | NGC 507 group LGG 26 |
Redshift | 0.016712 +/- 0.000050 |
Radial velocity | 5010 +/- 15 km / s |
Stroke distance v rad / H 0 |
(230 ± 16) x 10 6 ly (70.6 ± 4.9) Mpc |
history | |
discovery | RJ Mitchell |
Discovery date | October 28, 1856 |
Catalog names | |
NGC 501 • PGC 5082 • CGCG 502-062 • 2MASX J01232240 + 3325582 • GC 284 • LDCE 74 NED068 |
NGC 501 is a compact elliptical galaxy of the Hubble type E0 in the constellation Pisces on the ecliptic . It is estimated to be 230 million light years away from the Milky Way and has a diameter of about 35,000 ly.
In the same area of the sky there are u. a. the galaxies NGC 496 , NGC 498 , NGC 499 , IC 1684 .
The object was discovered on October 28, 1856 by RJ Mitchell , an assistant to William Parsons .
Web links
Commons : NGC 501 - collection of images, videos, and audio files