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Tau Herculis

22 Herculis

Blue Star in Hercules

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Proper Name	None
Bayer Designation	Tau Herculis
Flamsteed Number	22 Herculis
HR (BSC)	6092
HD	147394
Constellation	Hercules
Right Ascension	16h 19m 44s
Declination	+46° 18' 48"
Distance	307 light years 94 parsecs
Magnitude	Apparent: +3.9 Absolute: -1.0
Spectral Class	B5IV blue subgiant
Optimum Visibility	June (Usually visible from northern latitudes)

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Hercules

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