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Asterope

21 Tauri

Blue Star in Taurus

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Proper Name	Asterope
Bayer Designation	None
Flamsteed Number	21 Tauri
BSC	1151
HD	23432
Constellation	Taurus
Right Ascension	3h 46m 50s
Declination	+24° 35' 44"
Distance	440 light years 135 parsecs
Magnitude	Apparent: +5.8 to +0.6 Absolute: +0.4
Spectral Class	B8 Blue Dwarf
Optimum Visibility	November / December

The northernmost of the named Pleiades is, like all the members of this cluster, a young and hot blue dwarf star. Asterope's magnitude of +5.8 puts it on the edge of naked eye visibility.

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Pleiades

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