Tucana Dwarf
Dwarf galaxy in the constellation Tucana / From Wikipedia, the free encyclopedia
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The Tucana Dwarf Galaxy is a dwarf galaxy in the constellation Tucana. It was discovered in 1990 by R.J. Lavery of Mount Stromlo Observatory. It is composed of very old stars and is very isolated from other galaxies. Its location on the opposite side of the Milky Way from other Local Group galaxies makes it an important object for study.
Quick Facts Observation data (J2000 epoch), Constellation ...
Tucana Dwarf | |
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Observation data (J2000 epoch) | |
Constellation | Tucana |
Right ascension | 22h 41m 49.0s[1] |
Declination | −64° 25′ 12″[1] |
Redshift | 130 ± ? km/s[1] |
Distance | 3.2 Mly |
Apparent magnitude (V) | 15.7[1] |
Characteristics | |
Type | dE4[1] |
Apparent size (V) | 2.9′ × 1.2′[1] |
Other designations | |
PGC 69519[1] |
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