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Hyadum II

Eudora, Secundus Hyadum, Delta1 Tauri, 61 Tauri

Proper NamesHyadum II, Eudora, Secundus Hyadum
Bayer DesignationDelta1 Tauri
Flamsteed Number61 Tauri
HR (BSC)1373
Constellation Taurus
Right Ascension4h 23m 51s
Declination+17° 34' 34"
Distance171 light years
52 parsecs
MagnitudeApparent: +3.8
Absolute: +0.4
Spectral ClassG9.5III Yellow Giant
Optimum VisibilityDecember
NotesWhile not physically related to Hyadum I, both stars are part of the Hyades cluster, and close together in space. Hyadum II is yellow-orange in colour (and indeed some sources classify it as a K-type orange star rather than a G-type yellow) with a small stellar companion orbiting at a distance of less than 2 AU.


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