NGC 7730
| Galaxy NGC 7730 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Aquarius |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 23 h 40 m 45.9 s |
| declination | -20 ° 30 ′ 32 ″ |
| Appearance | |
| Morphological type | SBab / HII |
| Brightness (visual) | 13.9 likes |
| Brightness (B-band) | 14.8 mag |
| Angular expansion | 0.7 '× 0.6' |
| Position angle | 129 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.031151 ± 0.000040 |
| Radial velocity | (9339 ± 12) km / s |
|
Stroke distance v rad / H 0 |
(419 ± 29) · 10 6 Lj (128.6 ± 9.0) Mpc |
| history | |
| discovery | Wilhelm Temple |
| Discovery date | 1876 |
| Catalog names | |
| NGC 7719 • PGC 72094 • ESO 606-002 • MCG -04-55-022 • IRAS 23381-2047 • 2MASX J23404596-2030315 • | |
NGC 7730 is a galaxy of Hubble type S? in the constellation Aquarius on the ecliptic . It is an estimated 419 million light years from the Milky Way .
The object was discovered by Wilhelm Tempel in 1876 .