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Bibliography and Credits
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Rasalgethi B
Alpha2 Herculis
Description of the Star
Rasalgethi B is a close binary consisting of a yellow G5III giant and a yellowish F2V main sequence star revolving in a nearly circular orbit around their common center of mass. The period is 51.6 days. The masses of the two stars are estimated to be 4.1 and 2.5 solar masses respectively.
Other Designations For This Star
Flamsteed |
64 Herculis |
Hipparcos Identifier (HIP Number) |
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Harvard Revised (HR Number) |
6407 |
Henry Draper Catalog (HD Number) |
156015 |
Bonner Durchmusterung (BD Number) |
BD+14 3207 |
Smithsonian Astrophysical
Observatory compendium (SAO Number) |
102681 |
Fundamental Katalog (FK5 Number) |
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