NGC 5554
| Galaxy NGC 5554 / NGC 5564 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Virgin |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 14 h 19 m 15.0 s |
| declination | + 07 ° 01 ′ 16 ″ |
| Appearance | |
| Morphological type | S? |
| Brightness (visual) | 14.4 mag |
| Brightness (B-band) | 15.2 mag |
| Angular expansion | 0.7 ′ × 0.5 ′ |
| Position angle | 10 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Redshift | 0.025151 +/- 0.000086 |
| Radial velocity | 7540 +/- 26 km / s |
|
Stroke distance v rad / H 0 |
(337 ± 23) x 10 6 ly (103.2 ± 7.2) Mpc |
| history | |
| discovery | Albert Marth |
| Discovery date | May 8, 1864 |
| Catalog names | |
| NGC 5554, 5564 • PGC 51160 • CGCG 047-006 • GC 5766 • | |
NGC 5554 = NGC 5564 is a 14.4 mag bright spiral galaxy of the Hubble type S in the constellation Virgo . It is around 337 million light years from the Milky Way .
It was first discovered by Albert Marth on May 8, 1865 (as NGC 5554 ). Lewis A. Swift's observation of June 14, 1884, in which he "sf of 2; a * midway between them “led to the second entry in the catalog under NGC 5564 .
Web links
- NGC 5554. SIMBAD, accessed March 13, 2016 .
- NGC 5554. DSO Browser, accessed March 13, 2016 .
- Auke Slotegraaf: NGC 5554. Deep Sky Observer's Companion, accessed on March 13, 2016 (English).