IC 1693
| Galaxy IC 1693 |
|
|---|---|
|
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| IC 1693 with PGC 5125 (or) | |
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 01 h 24 m 02.4 s |
| declination | -01 ° 39 ′ 25 ″ |
| Appearance | |
| Morphological type | S0 |
| Brightness (visual) | 15.2 mag |
| Brightness (B-band) | 16.2 mag |
| Angular expansion | 0.50 × 0.2 |
| Position angle | 162 ° |
| Surface brightness | 12.6 mag / arcmin² |
| Physical data | |
| Affiliation | Abell 194 |
| Redshift | (19457 ± 103) · 10 −6 |
| Radial velocity | 5833 +/- 31 km / s |
|
Stroke distance v rad / H 0 |
(263 ± 19) x 10 6 ly (80.7 ± 5.7) Mpc |
| history | |
| discovery | Herbert Alonzo Howe |
| Discovery date | January 1, 1900 |
| Catalog names | |
| IC 1693 • PGC 73940 • 2MASX J01240239-0139256 • GALEX ASC J012402.36-013922.6 • | |
IC 1693 is a lenticular galaxy of the Hubble-type S0 in the constellation Cetus south of the celestial equator . It is estimated to be 263 million light years away from the Milky Way and has a diameter of about 40,000 ly.
In the same area of the sky there are u. a. the galaxies NGC 519 , NGC 530 , NGC 538 , IC 1696 .
The object was discovered on January 1st, 1900 by Herbert Alonzo Howe .