Alan William James Cousins
South African astronomer / From Wikipedia, the free encyclopedia
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".
Quick Facts Born, Died ...
Alan William James Cousins | |
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Born | (1903-08-08)8 August 1903 |
Died | 11 May 2001(2001-05-11) (aged 97)[1] Cape Town |
Education | Pretoria Boys High School University of the Witwatersrand |
Alma mater | University of Cape Town[2] |
Spouse | Alison Mavis Donaldson |
Scientific career | |
Fields | Photometry |
Institutions | C.A. Parson Engineering works Electricity Supply Commission Royal Observatory, Cape of Good Hope |
Thesis | Standard Magnitude Sequences in the E regions (1954) |
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