Sydney Chapman (January 29, 1888 – June 16, 1970) was a British astronomer and geophysicist. He was born in Manchester and educated at the Royal Technical Institute, Salford (now the University of Salford), the universities of Manchester and Cambridge, where he read mathematics. January 29 is the 29th day of the year in the Gregorian Calendar. ... 1888 is a leap year starting on Sunday (click on link for calendar). ... June 16 is the 167th day of the year in the Gregorian calendar (168th in leap years), with 198 days remaining. ... 1970 was a common year starting on Thursday. ... An astronomer or astrophysicist is a scientist whose area of research is astronomy or astrophysics. ... Geophysics, the study of the earth by quantitative physical methods, especially by seismic reflection and refraction, gravity, magnetic, electrical, electromagnetic, and radioactivity methods. ... Location within the British Isles. ... This article is about the city of Salford in England. ... The University of Salford is a large university situated in the city of Salford in North-West England. ... The University of Manchester in Manchester, England is a university that was formed from the merger of the Victoria University of Manchester (commonly known as the University of Manchester before the merger) and UMIST (University of Manchester Institute of Science and Technology) on 1 October 2004. ... The University of Cambridge is the second-oldest university in the English-speaking world. ... Wikibooks Wikiversity has more about this subject: School of Mathematics Wikiquote has a collection of quotations by or about: Mathematics Look up Mathematics in Wiktionary, the free dictionary Wikimedia Commons has more media related to: Mathematics Bogomolny, Alexander: Interactive Mathematics Miscellany and Puzzles. ...

In his professional life he specialised in astronomy and geophysics. He suffered from depression but was still productive, becoming a fellow of Queen's College, Oxford. He won the Gold Medal of the Royal Astronomical Society in 1949 and the Copley Medal in 1964. Rather than wait to retire from his Oxford University post at 65, he resigned and began taking research and teaching placements all over the world, mostly in Alaska and Colorado, but as far afield as Istanbul, Cairo, Prague and Tokyo as well. He died in Boulder, Colorado. Astronomy is one of the few sciences where amateurs can still play an active role, especially in the discovery and monitoring of transient phenomena. ... Geophysics, the study of the earth by quantitative physical methods, especially by seismic reflection and refraction, gravity, magnetic, electrical, electromagnetic, and radioactivity methods. ... The word depression can mean: A decrease of functional activity in behavior patterns. ... The Queens College is one of the constituent colleges of the University of Oxford in the United Kingdom. ... The Gold Medal is the highest award of the Royal Astronomical Society. ... 1949 is a common year starting on Saturday. ... The Copley Medal is a scientific award for work in any field of science, the highest award granted by the Royal Society of London. ... 1964 was a leap year starting on Wednesday (link will take you to calendar). ... The University of Oxford, located in the city of Oxford in England, is the oldest university in the English-speaking world. ... State nickname: The Last Frontier, The Land of the Midnight Sun Other U.S. States Capital Juneau Largest city Anchorage Governor Frank Murkowski Official languages English Area 1,717,854 km² (1st)  - Land 1,481,347 km²  - Water 236,507 km² (13. ... This is the article on the state. ... This article is about the city. ... View of the modern citys skyline. ... Prague (Praha in Czech) is the capital and largest city of the Czech Republic. ... Long a symbol of Tokyo, the Nijubashi Bridge at the Imperial Palace. ... Pearl Street Mall in Downtown Boulder Boulder (40n01, 105w16 MST) is a city located in Boulder County, Colorado, USA. As of the 2000 census, the city had a total population of 94,673. ...

External link

• MacTutor biography (http://www-gap.dcs.st-and.ac.uk/~history/Mathematicians/Chapman.html)