NGC 4288
| Galaxy NGC 4288 |
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|---|---|
![NGC 4288 [1] SDSS image](https://de.wikipedia.org/wiki/Datei:NGC4288_-_SDSS_DR14.jpg)
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| NGC 4288 SDSS image | |
| AladinLite | |
| Constellation | Hunting dogs |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 12 h 20 m 38.110 s |
| declination | + 46 ° 17 ′ 30.00 ″ |
| Appearance | |
| Morphological type | SB (s) dm / HII |
| Brightness (visual) | 12.6 mag |
| Brightness (B-band) | 13.3 mag |
| Angular expansion | 2.2 '× 1.6' |
| Position angle | 130 ° |
| Surface brightness | 13.8 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 4051 group LGG 269 |
| Redshift | 0.001734 ± 0.000011 |
| Radial velocity | 520 ± 3 km / s |
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Stroke distance v rad / H 0 |
(26 ± 2) x 10 6 ly (7.9 ± 0.56) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | April 10, 1788 |
| Catalog names | |
| NGC 4288 • UGC 7399 • PGC 39840 • CGCG 244-006 • MCG + 08-23-006 • 2MASX J12204750 + 5805325 • GC 2864 • H III 726 • h 1191 • HOLM 371A • NSA 60701 | |
NGC 4288 is a spiral dwarf galaxy of the Hubble type SBcd with extensive star formation areas in the constellation Hounds in the northern sky . It is estimated to be 26 million light years from the Milky Way and about 15,000 light years in diameter. Together with PGC 39841 (also NGC 4288A ), it forms the optical galaxy pair Holm 371 and is considered a member of the NGC 4051 group ( LGG 269 ).
The object was discovered on April 10, 1788 by the astronomer Wilhelm Herschel .
Web links
Commons : NGC 4288 - collection of images, videos, and audio files
