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Almanac >
Stars
Rasalhague
Rasalhague (also known as Alpha Ophiuchi) is a star in the constellation Ophiuchus. It located at Right Ascension 17h 34.935m and Declination 12° 33.600'.
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Rasalhague |
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Fact Sheet
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Identity |
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Alpha Ophiuchi
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Constellation |
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Ophiuchus
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SAO Catalog Number |
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102932
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HD Catalog Number |
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159561
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FK5 Catalog Number |
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656
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Magnitude |
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2.08
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Spectral Class |
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A5III
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Location |
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17h 34.935m (Right Ascension)
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12° 33.600' (Declination)
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Proper Motion |
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0.12 (Right Ascension)
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-0.226 (Declination)
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