Du Hamel, Jean-Baptiste, 1624-1706, Petit, Pierre, 1594-1677. Observationes aliquoteclipsium solis et lunae · Novimbergæ, : Sumptibus Johannis Ziegeri, Bibliopola, Litteris Christophori Gerhardi. · leaf 126
m A, major diametcr BC,minor D E hasc porro figura non u-.flicetnr^ nico centro inftar circuli, fed duobus F, & G, quae foci dicuntur,foiet delineari* Funicyji G D F, extrema duo in punflis F, Sc G aflS-xa conGipej& ita duo radii FD, & DG, ftylo,vel digito cireumdu-£ii eMipfim… … quousque ftylus ad B pervenerit: tum enim F B fit omnium radiom«iminiiTjus, & G B maximus, fam licet mentc concipere planetam nonin circuio excentrico ^ fed in ellipfi B C B, e^ lege dcferri, ut squabi-!li mutu circa focum F promoveatur; adeo ut nobis in focoG confti-tutis, inaequalis motus…
Pius XII Memorial Library · Philosophy · Science · Solar eclipses · Lunar eclipses
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![An illustration from Astronomia nova aitiologetos [romanized] sev, Physica coelestis : tradita commentariis de motibvs stellae Martis, ex observationibus G.V. Tychonis Brahe : jussu & sumptibus Rvdolphi II. romanorvm imperatoris &c. : plurium annorum pertinaci studio elaborata Pragae ... (1609)](https://img.insideoutlibrary.com/img/200/ia-astronomianovaai00kepl-147-0.webp)
