Christian Horrebow’s Sunspot Observations – I. Life and Published Writings
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DOI: 10.1007/s11207-019-1465-z
Abstract: Between 1761 and 1776, Christian Horrebow made regular observations of sunspots from Rundetårn in Copenhagen. Based on these observations he writes in 1775 that “it appears that after the course of a certain number of… read more here.
Keywords: observations life; horrebow; sunspot observations; horrebow sunspot ... See more keywords