IC 1690
| Galaxy IC 1690 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | fishes |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 01 h 23 m 49.5 s |
| declination | + 33 ° 09 ′ 23 ″ |
| Appearance | |
| Morphological type | S0 |
| Brightness (visual) | 14.4 mag |
| Brightness (B-band) | 15.4 mag |
| Angular expansion | 0.50 × 0.3 |
| Position angle | 135 ° |
| Surface brightness | 12.2 mag / arcmin² |
| Physical data | |
| Affiliation |
NGC 507 group LGG 26 |
| Redshift | 0.015464 ± 0.000070 |
| Radial velocity | (4636 ± 21) km / s |
|
Stroke distance v rad / H 0 |
(214 ± 15) · 10 6 ly (65.5 ± 4.6) Mpc |
| history | |
| discovery | Stéphane Javelle |
| Discovery date | November 30, 1899 |
| Catalog names | |
| IC 1690 • PGC 5110 • CGCG 502-071 • 2MASX J01234950 + 3309222 • GALEX J012349.61 + 330922.6 • LDCE 74 NED074 | |
IC 1690 is a lenticular galaxy of the Hubble type S0 in the constellation Pisces on the ecliptic . It is estimated to be 214 million light years from the Milky Way and about 30,000 light years in diameter.
In the same area of the sky are u. a. the galaxies NGC 504 , NGC 507 , IC 1688 , IC 1689 .
The object was discovered by Stéphane Javelle on November 30, 1899 .