NGC 5509
| Galaxy NGC 5509 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Bear keeper |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 14 h 12 m 39.6 s |
| declination | + 20 ° 23 ′ 14 ″ |
| Appearance | |
| Morphological type | S0 |
| Brightness (visual) | 14.1 mag |
| Brightness (B-band) | 15.1 mag |
| Angular expansion | 1.1 ′ × 0.8 ′ |
| Position angle | 100 ° |
| Surface brightness | 13.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.028553 +/- 0.000210 |
| Radial velocity | 8560 +/- 63 km / s |
|
Stroke distance v rad / H 0 |
(384 ± 27) · 10 6 ly (117.7 ± 8.3) Mpc |
| history | |
| discovery | Guillaume Bigourdan |
| Discovery date | June 10, 1887 |
| Catalog names | |
| NGC 5509 • PGC 50751 • CGCG 133-010 • MCG + 04-34-03 • 2MASX J14123959 + 2023133 • LSBC F578-01 | |
NGC 5509 is a 14.1 mag bright, lens-shaped galaxy of the Hubble-type S0 in the constellation Bear Guardian in the northern sky . It is an estimated 384 million light years away from the Milky Way and has a diameter of about 125,000 ly.
In the same area of the sky there are u. a. the galaxies NGC 5492 , NGC 5513 , NGC 5518 .
The object was discovered on June 10, 1887 by Guillaume Bigourdan .
Web links
- NGC 5509. SIMBAD, accessed March 10, 2016 .
- NGC 5509. DSO Browser, accessed March 10, 2016 .
- Auke Slotegraaf: NGC 5509. Deep Sky Observer's Companion, accessed on March 10, 2016 (English).