NGC 4723
| Galaxy NGC 4723 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Crow |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 51 m 02.9 s |
| declination | -13 ° 14 ′ 12 ″ |
| Appearance | |
| Morphological type | SB (s) m pec? |
| Brightness (visual) | 14.5 mag |
| Brightness (B-band) | 15.1 mag |
| Angular expansion | 1.1 ′ × 0.7 ′ |
| Position angle | 40 ° |
| Surface brightness | 14.1 mag / arcmin² |
| Physical data | |
| Redshift | 0.004360 +/- 0.000010 |
| Radial velocity | 1307 +/- 3 km / s |
|
Stroke distance v rad / H 0 |
(53 ± 4) · 10 6 ly (16.3 ± 1.1) Mpc |
| history | |
| discovery | Wilhelm Temple |
| Discovery date | 1882 |
| Catalog names | |
| NGC 4723 • PGC 43508 • MCG -02-33-26 • | |
NGC 4723 is a 14.5 likes bright spiral galaxy of Hubble type Sm in the constellation Raven , which is about 53 million light-years from the Milky Way's center.
It was discovered in 1882 by Ernst Wilhelm Leberecht Tempel .
Web links
- NGC 4723. SIMBAD, accessed February 4, 2015 .
- NGC 4723. DSO Browser, accessed February 4, 2015 .
- Auke Slotegraaf: NGC 4723. Deep Sky Observer's Companion, accessed February 4, 2015 .