NGC 7554
| Galaxy NGC 7554 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | fishes |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 23 h 15 m 41.3 s |
| declination | -02 ° 22 ′ 43 ″ |
| Appearance | |
| Morphological type | cE0 |
| Brightness (visual) | 14.9 mag |
| Brightness (B-band) | 15.9 mag |
| Angular expansion | 0.4 ′ × 0.4 ′ |
| Surface brightness | 13.0 mag / arcmin² |
| Physical data | |
| Redshift | 0.026700 |
| Radial velocity | 8004 km / s |
|
Stroke distance v rad / H 0 |
(363 ± 25) x 10 6 ly (111.3 ± 7.8) Mpc |
| history | |
| discovery | Albert Marth |
| Discovery date | August 3, 1864 |
| Catalog names | |
| NGC 7554 • PGC 70850 • GC 6154 • III Zw 99 | |
NGC 7554 is an elliptical galaxy of Hubble type E0 in the constellation Pisces , the estimated 363 million light-years from the Milky Way 's center. Together with NGC 7576 it forms a close optical double system in the sky.
The object was discovered on August 3, 1864 by Albert Marth .