NGC 1720
| Galaxy NGC 1720 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Eridanus |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 04 h 59 m 20.6 s |
| declination | -07 ° 51 ′ 32 ″ |
| Appearance | |
| Morphological type | SB (s) from |
| Brightness (visual) | 13.1 mag |
| Brightness (B-band) | 13.9 likes |
| Angular expansion | 2 ′ × 1.2 ′ |
| Position angle | 78 ° |
| Surface brightness | 13.9 mag / arcmin² |
| Physical data | |
| Redshift | 0.013963 ± 0.000020 |
| Radial velocity | 4186 ± 6 km / s |
|
Stroke distance v rad / H 0 |
(182 ± 13) · 10 6 ly (55.9 ± 3.9) Mpc |
| history | |
| discovery | Heinrich d'Arrest |
| Discovery date | December 30, 1861 |
| Catalog names | |
| NGC 1720 • PGC 16485 • MCG -01-13-041 • IRAS 04569-0756 • 2MASX J04592064-0751321 • NVSS J045920-075132 • LDCE 362 NED002 | |
NGC 1720 is a bar-spiral galaxy of the Hubble type SBab in the constellation Eridanus in the southern sky . It is an estimated 182 million light years away from the Milky Way and about 110,000 light years across.
In the same area of the sky are the galaxies NGC 1726 , NGC 1752 , IC 398 , among others .
The object was discovered on December 30, 1861 by Heinrich Louis d'Arrest .