NGC 4190
| Galaxy NGC 4190 |
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|---|---|
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| Photo from the Hubble Space Telescope | |
| AladinLite | |
| Constellation | Hunting dogs |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 12 h 13 m 44.8 s |
| declination | + 36 ° 38 ′ 03 ″ |
| Appearance | |
| Morphological type | In / P |
| Brightness (visual) | 12.8 mag |
| Brightness (B-band) | 13.4 mag |
| Angular expansion | 1.7 ′ × 1.6 ′ |
| Position angle | 24 ° |
| Surface brightness | 13.7 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 4631 group NGC 4168 group LGG 291 |
| Redshift | 0.000761 ± 0.000003 |
| Radial velocity | 228 ± 1 km / s |
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Stroke distance v rad / H 0 |
(11 ± 1) x 10 6 ly (3.42 ± 0.24) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | May 1, 1785 |
| Catalog names | |
| NGC 4190 • UGC 7232 • PGC 39023 • CGCG 187-024 • MCG + 06-27-030 • IRAS F12112 + 3654 • KUG 1211 + 369 • 2MASX J12134415 + 3637525 • VV 104 • GC 2784 • H II 409 • h 1133 • NVSS J121344 + 363758 • USGC U480 NED31 | |
NGC 4190 is a faint , irregular dwarf galaxy of the Hubble type Im / P in the constellation Hounds in the northern sky . It is estimated to be 11 million light years from the Milky Way and about 5,000 light years across.
The galaxies NGC 4163 and NGC 4167 are located in the same area of the sky .
The object was discovered on May 1, 1785 by the astronomer Wilhelm Herschel with the help of his 18.7 inch reflector telescope.