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Arthur Matthew Weld Downing, Irish astronomer (died 1917)

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Arthur Matthew Weld Downing
Anglo-Irish mathematician and astronomer (1850–1917)
Arthur Matthew Weld Downing was an Anglo-Irish mathematician and astronomer. Downing's major contribution to astronomy is in the calculation of the positions and movements of astronomical bodies, as well as being a founder of the British Astronomical Association.Source: Wikipedia (CC BY-SA)