Sirius (A) has white dwarf companion star Sirius (B). The system is known to have a semi-major axis of 20 au and a period of 50 years. Doppler shiftsshow that at any given time Sirius (B) moves twice as fast as Sirius (A). What is the mass of Sirius (A)? What is the mass of Sirius (B)?
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Sirius (A) has white dwarf companion star Sirius (B). The system is known to have a semi-major axis...
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