NGC 4625
Galaxy NGC 4625 / IC 3675 |
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High-resolution image of the spiral galaxy NGC 4625 with the help of the Hubble space telescope | |
AladinLite | |
Constellation | Hunting dogs |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 12 h 41 m 52.7 s |
declination | + 41 ° 16 ′ 26 ″ |
Appearance | |
Morphological type | SAB (rs) m pec |
Brightness (visual) | 12.3 mag |
Brightness (B-band) | 12.9 mag |
Angular expansion | 1.6 ′ × 1.4 ′ |
Position angle | 132 ° |
Surface brightness | 13.0 mag / arcmin² |
Physical data | |
Affiliation | Messier 106 group Virgo superclusters CVn II group NGC 4258 group LGG 290 |
Redshift | 0.002031 ± 0.000003 |
Radial velocity | 609 ± 1 km / s |
Stroke distance v rad / H 0 |
(30 ± 2) x 10 6 ly (9.18 ± 0.64) Mpc |
diameter | 15,000 ly |
history | |
discovery | Wilhelm Herschel |
Discovery date | April 9, 1787 |
Catalog names | |
NGC 4625 • IC 3675 • UGC 7861 • PGC 42607 • CGCG 216-018 • MCG + 07-26-038 • IRAS 12395 + 4132 • KUG 1239 + 415 • GC 3160 • H II 660 • h 1392 • KPG 349B • Holm 438B • KPG 349B • LDCE 867 NED123 • WISEA J124152.73 + 411626.3 |
NGC 4625 = IC 3675 is a bar-spiral galaxy of the Hubble type SBm / P in the constellation Giraffe in the northern sky . It is estimated to be 30 million light-years from the Milky Way and about 15,000 light-years across. Together with NGC 4618 , it forms the interacting galaxy pair Holm 438 or KPG 349 and is considered a member of the NGC 4258 group ( LGG 290 ).
In visible light, NGC 4625 has no spiral arms , these are only visible in ultraviolet images.
In the same area of the sky are u. a. the galaxies NGC 4655 , IC 3713 , IC 3723 , IC 3726 .
The object was discovered on April 9, 1787 by the German-British astronomer Wilhelm Herschel .
The galaxies NGC 4625 and NGC 4618 imaged by GALEX in ultraviolet light.
Web links
Commons : NGC 4625 - collection of images, videos, and audio files
- SIMBAD Astronomical Database
- GALEX finds invisible spiral arms
- Astronews
- astronews.com: Picture of the day November 15, 2017
- Aladin Lite