Transits of Venus: A Popular Account of Past and Coming Transits from the First Observed by Horrocks A.D. 1639 to the Transit of A.D. 2012Longmans, Green, and Company, 1882 - Počet stran: 236 |
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accelerated ingress appear arcs Astronomer Royal black drop centre of Venus Chatham Island chord of transit circle v v conjunction conjunction-line consider corresponding Crozet Island Delisle's method Delislean poles diameter difference duration earth favourable Gassendi Greenwich Greenwich Mean Halley Halley's method Halleyan pole Halleyan stations Horrocks illustrated internal contact June Kerguelen Kerguelen Island latitude less limb longitude Mauritius mid-transit miles minutes motion of Venus nearly node northern Halleyan observing the transit obtained occupied orbit pair parallel passage passed path of Venus photographic planet Plate XVI position Possession Island region retarded ingress rotation seconds seen solar parallax southern station Stations for observing success SUN-VIEW sun's centre sun's disc sun's distance sun's face sun's parallax sunlit supposed telescope tion TRANSIT BEGINS transit chord transit of 1761 transit of 1874 transit of Mercury transit of Venus Venus's centre Venus's shadow-cone whole transit