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Arp 166
Interacting pair of galaxies in the constellation Triangulum / From Wikipedia, the free encyclopedia
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Arp 166 is a pair of interacting elliptical galaxies approximately 225 million light-years away from Earth in the constellation of Triangulum.[2][3] The two galaxies, NGC 750 and NGC 751, are listed together as Arp 166 in the Atlas of Peculiar Galaxies (in the category Galaxies with diffuse filaments).[4]
Quick Facts Observation data (J2000.0 epoch), Constellation ...
Arp 166 | |
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Observation data (J2000.0 epoch) | |
Constellation | Triangulum |
Right ascension | 01h 57m 32.00s [1] |
Declination | +33° 12′ 24.00″ [1] |
Redshift | 0.017529 [2] |
Heliocentric radial velocity | 5255 km/s [2] |
Distance | 225 Mly[3] |
Apparent magnitude (B) | 12.90 [1] |
Characteristics | |
Type | Pair of galaxies E0+E [2] |
Apparent size (V) | 2.5 x 1.7 [2] |
Other designations | |
NGC 750, NGC 751 |
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