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Galaxy in constellation Canes Venatici From Wikipedia, the free encyclopedia
NGC 4707 is an irregular galaxy in the constellation of Canes Venatici. It was discovered by John Herschel on 5 June 1834,[4] and was described by John Louis Emil Dreyer, the compiler of the New General Catalogue, as a "small, stellar" galaxy.[5]
NGC 4707 | |
---|---|
Observation data (J2000 epoch) | |
Constellation | Canes Venatici |
Right ascension | 12h 48m 21.666s[1] |
Declination | +51° 09′ 53.81″[1] |
Redshift | 0.001561[2] |
Heliocentric radial velocity | 468 km/s[2] |
Distance | 22.11 ± 3.64 Mly (6.780 ± 1.116 Mpc)[2] |
Apparent magnitude (V) | 12.91[2] |
Apparent magnitude (B) | 15.2[3] |
Absolute magnitude (V) | -16.23[2] |
Characteristics | |
Type | Sm/Im[3] |
Size | 16,100 ly (4,930 pc)[2] |
Apparent size (V) | 1.120′ × 1.045′[3] |
Other designations | |
UGC 7971, MCG+09-21-050, PGC 43255, DDO 150[3] |
NGC 4707 has a morphological type of Sm or Im, meaning that it is mostly irregular or has very weak spiral arms.[3] The galaxy was imaged by the Hubble Space Telescope in 2016. The image showed the galaxy had little to no signs of a central bulge or any prominent structures (typical of Magellanic-type spirals). However, the telescope could resolve many stars, as well as several turquoise-colored star forming regions.[6]
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