IC 664
| Galaxy IC 664 |
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|---|---|
![IC 664 with LEDA 1381031 (l), LEDA 1380890 (lu) & LEDA 1380699 (u) [1]](https://de.wikipedia.org/wiki/Datei:IC664_-_SDSS_DR14.jpg)
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| IC 664 with LEDA 1381031 (l), LEDA 1380890 (lu) & LEDA 1380699 (u) | |
| AladinLite | |
| Constellation | lion |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 11 h 00 m 45.352 s |
| declination | + 10 ° 33 ′ 10.98 ″ |
| Appearance | |
| Morphological type | D / S0 / LINER |
| Brightness (visual) | 13.4 mag |
| Brightness (B-band) | 14.4 mag |
| Angular expansion | 1.30 ′ × 0.9 ′ |
| Position angle | 40 ° |
| Surface brightness | 13.6 mag / arcmin² |
| Physical data | |
| Affiliation | WBL 296 Abell 1142 |
| Redshift | 0.033920 ± 0.000039 |
| Radial velocity | 10.169 ± 12 km / s |
|
Stroke distance v rad / H 0 |
(450 ± 32) · 10 6 ly (137.9 ± 9.7) Mpc |
| history | |
| discovery | Edward Swift |
| Discovery date | March 29, 1891 |
| Catalog names | |
| IC 664 • PGC 33191 • CGCG 066-091 • MCG + 02-28-042 • 2MASX J11004538 + 1033117 • GALEX ASC J110045.40 + 103310.6 • NSA 159119 • USGC U346 NED09 • WISEA J110045.34 + 103311.2 | |
IC 664 is an elliptical galaxy of the Hubble type E / S0 with an active galaxy core in the constellation Leo on the ecliptic . It is an estimated 450 million light years from the Milky Way and about 170,000 light years in diameter.
In the same area of the sky are u. a. the galaxies NGC 3492 , NGC 3506 , IC 663 , IC 666 .
The object was discovered by Edward D. Swift on March 29, 1891 .