Starspots and relativity: Applied Dopple
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S.C. Marsden; S.V. Berdyugina; J.-F. Donati; J.A. Eaton; M.H. Williamson
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Article
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2007
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John Wiley and Sons
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English
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## Abstract We present Doppler images and surface differential rotation measurements for the primary of the RS CVn binary IM Pegasi, the guide star for the Gravity Probe B experiment. The data used is a subset of that taken during optical support of the mission and was obtained almost nightly over