Alan William James Cousins, Date of Birth, Place of Birth, Date of Death
TweetAlan William James Cousins
South African astronomer
Date of Birth: 08-Aug-1903
Place of Birth: Three Anchor Bay, Western Cape, South Africa
Date of Death: 11-May-2001
Profession: astronomer
Nationality: South Africa
Zodiac Sign: Leo 
About Alan William James Cousins
- Alan William James Cousins FRAS (8 August 1903 – 11 May 2001) was a South African astronomer.
- His career spanned 70 years during which time he concentrated on the measurement of variable stars, including the measurement of the two sinusoidal periods of Gamma Doradus.
- The UBV photometric system for measuring stellar fluxes he devised in his 1990s became a standard known as the "Cousins system".
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