1992 Death Franc Holden, British astronomer (Binary Stars), dies 1921 Death Sherburne W. Burnham, U.S. astronomer (binary stars), dies at 83 1864 Birthday Robert G Aitken, U.S. astronomer, Binary Stars 1838 Birthday Sherburne W. Burnham, U.S., astronomer, binary stars 1780 Event William Herschel discovers 1st binary star, Xi Ursae Majoris
