IC 3473
Galaxy IC 3473 |
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AladinLite | |
Constellation | Berenike's hair |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 12 h 32 m 19.1 s |
declination | + 18 ° 14 ′ 39 ″ |
Appearance | |
Morphological type | Sd: |
Brightness (visual) | 14.3 mag |
Brightness (B-band) | 15.0 mag |
Angular expansion | 1.2 ′ × 0.8 ′ |
Position angle | 35 ° |
Surface brightness | 14.1 mag / arcmin² |
Physical data | |
Affiliation | Messier 49 group NGC 4343 group NGC 4636 group LGG 292 |
Redshift | 0.002729 ± 0.000023 |
Radial velocity | 818 ± 7 km / s |
Stroke distance v rad / H 0 |
(35 ± 3) x 10 6 ly (10.8 ± 0.8) Mpc |
history | |
discovery | Royal Harwood Frost |
Discovery date | May 7, 1904 |
Catalog names | |
IC 3473 • UGC 7684 • PGC 41558 • CGCG 099-081 • MCG + 03-32-062 • KUG 1229 + 185 • USGC U490 NED143 • EVCC 829 |
IC 3473 is a spiral dwarf galaxy of the Hubble type Scd in the constellation Coma Berenices in the northern sky . It is estimated to be 35 million light years from the Milky Way and about 10,000 light years across.
The galaxies NGC 4539 , IC 3434 , IC 3484 , IC 3530 are located in the same area of the sky .
The object was discovered by Royal Harwood Frost on May 7, 1904 .