NGC 4174
Galaxy NGC 4174 |
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The galaxies NGC 4169, NGC 4173, NGC 4174 and NGC 4175 (from right to left, NGC 4174 is at the bottom 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 26.9 s |
declination | + 29 ° 08 ′ 57 ″ |
Appearance | |
Morphological type | S0 |
Brightness (visual) | 13.5 likes |
Brightness (B-band) | 14.4 mag |
Angular expansion | 0.8 '× 0.3' |
Position angle | 50 ° |
Surface brightness | 11.8 mag / arcmin² |
Physical data | |
Affiliation | HGC 61 |
Redshift | 0.013493 ± 0.000063 |
Radial velocity | (4045 ± 19) km / s |
Stroke distance v rad / H 0 |
(180 ± 13) x 10 6 ly (55.3 ± 3.9) Mpc |
history | |
discovery | William Herschel |
Discovery date | April 11, 1785 |
Catalog names | |
NGC 4174 • UGC 7206 • PGC 38906 • CGCG 158-044 • MCG + 05-29-034 • KUG 1209 + 294B • 2MASX J12122691 + 2908574 • HCG 61D • Mrk 761 • GC 2772 • H III 359 • h 1122 • ARAK 351 • PRC C-39 |
NGC 4174 is a lenticular galaxy of the Hubble type S0-a in the constellation Haar der Berenike in the northern sky . It is estimated that 180 million light-years from the Milky Way away and has a diameter of about 40,000 light years. Together with NGC 4169 , NGC 4173 and NGC 4175 , it forms an optical quartet in English The Box is called.
The object was discovered on April 11, 1785 by the German-British astronomer William Herschel .
Web links
- SIMBAD Astronomical Database
- Spektrum.de : Amateur recordings [1]