Davidis Gregorii ... Astronomiae, physicae & geometricae elementa, Volume 2

adeoque æqualis eſt angulo angulus Annuli apſide arcum arcus axis cæteris cafu caſu centripeta centro centrum circa Solem circuli circulus Cometæ Cometarum Corol cujus cùm dato defcribit Diametri differentia Diſci Diſtantia ducatur duplicata ratione Eclipfis Eclipticæ Eclipticam effe ejufdem ejuſque erit eſſe fatis ficut fimul fint five fuæ funt fupra hæc Horæ Horologii Horologium hujus igitur ipfius ipſa latus linea lineæ Logarithmus Luminarium Luna Lunæ Lunæ à Sole Lunam Lunaris major Mercurio motu motum motus nempe Nodi Nodorum Obfervatione oftenfum Orbis Orbitæ Parabolæ Parallaxis Penumbræ Perihelio Perihelium perpendicularis Planetæ Planetarum Plani plano planum Poli poſt præ præc præter Primarii proinde Prop PROPOSITIO puncto punctum quâ Quadraturis quæ radius recta rectæ reſpectu rurfus Satelles Satellitis Satellitum Saturni Saturnus ſit Solis ſuo ſuperficie Syzygiis Telluris Tempus Terra Terræ Trajectoriæ triangulo Umbræ velocitas verſus viſa Volvæ د د