NGC 4175
Galaxy NGC 4175 |
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The galaxies NGC 4169, NGC 4173, NGC 4174 and NGC 4175 (from right to left, NGC 4175 is at the top left) imaged with a 60 cm telescope. Together they form the Hickson Compact Group 61. | |
AladinLite | |
Constellation | Berenike's hair |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 12 h 12 m 31.0 s |
declination | + 29 ° 10 ′ 06 ″ |
Appearance | |
Morphological type | Sbc / HII |
Brightness (visual) | 13.4 mag |
Brightness (B-band) | 14.2 mag |
Angular expansion | 1.8 'x 0.4' |
Position angle | 130 ° |
Surface brightness | 12.9 mag / arcmin² |
Physical data | |
Affiliation | HGC 61 |
Redshift | 0.013384 +/- 0.000022 |
Radial velocity | (4012 +/- 7) km / s |
Stroke distance v rad / H 0 |
(179 ± 12) · 10 6 ly (54.9 ± 3.8) Mpc |
history | |
discovery | William Herschel |
Discovery date | April 11, 1784 |
Catalog names | |
NGC 4175 • UGC 7211 • PGC 38912 • CGCG 158-045 • MCG + 05-29-036 • IRAS 12099 + 2926 • 2MASX J12123108 + 2910069 • HCG 61C • GC 2773 • H III 360 • h 1124 • LDCE 875 NED007 |
NGC 4175 is a spiral galaxy with extensive star formation regions of the Hubble type Sbc in the constellation Haar der Berenike in the northern sky . It is estimated 179 million light years from the Milky Way and has a diameter of about 95,000 ly.
Together with NGC 4169 , NGC 4173 and NGC 4174 , it forms the Hickson Compact Group 61 ( The Box ).
The object was discovered on April 11, 1785 by the German-British astronomer William Herschel .
Web links
Commons : NGC 4175 - collection of images, videos, and audio files
- SIMBAD Astronomical Database
- Spektrum.de : Amateur recordings [1]