Frank Watson Dyson

Sir Frank Dyson
Born(1868-01-08)8 January 1868
Measham, Leicestershire, England
Died(1939-05-25)25 May 1939 (aged 71)
At sea
Alma materTrinity College, Cambridge
Known forAstronomer Royal
AwardsRoyal Medal (1921)
9th Astronomer Royal
In office
1910–1933
Preceded byWilliam Christie
Succeeded byHarold Spencer Jones
Signature

Sir Frank Watson Dyson, KBE, FRS, FRSE (8 January 1868 – 25 May 1939) was an English astronomer and the ninth Astronomer Royal. He is remembered today largely for introducing the Greenwich time signal ("six pips") to BBC radio, and for the role he played in proving Einstein's theory of general relativity.