Robert Kraft | |
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| Born | (1927-06-16)June 16, 1927 Seattle, Washington, U.S. |
| Died | May 26, 2015(2015-05-26) (aged 87) |
| Alma mater | University of Washington,University of California at Berkeley |
| Known for | Kraft break |
| Scientific career | |
| Doctoral advisor | George Herbig |
Robert Paul Kraft (June 16, 1927 – May 26, 2015) was an Americanastronomer.[1] He performed pioneering work onCepheid variables,stellar rotation,novae, and thechemical evolution of theMilky Way. His name is also associated with theKraft break: the abrupt change in the average rotation rate of main sequence stars around spectral type F8.[2]
Kraft served as director of theLick Observatory (1981–1991), president of theAmerican Astronomical Society (1974–1976), and president of theInternational Astronomical Union (1997–2000).[3]
He received his B.S. at theUniversity of Washington in 1947, M.S. in mathematics at theUniversity of Washington in 1949, and PhD from theUniversity of California, Berkeley.[4] He died in 2015.[5]
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