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Show 1 r 4 De M unJi F ahrica, rns relinquitur K X, ~9. min.h 'nc Ptolem~us e~ ~o~rina ch?rdarum,."~l finutim, propoficfi alfequurus efl:., nos aucem fa~tlltatJ~ caufa td:~ prachte 6c~btihebimus. primo defcnb1tur cccentr tcus vt m pr~c~d~ti fig~rl, ex cecro F,ductifq; diamer.ris Q_!;J, X R, ad angulos rectosldmtfus er1t in quacuor quadrances. deinde fumacur arcus NT, gr.~. t?',arcu_s veroXK, m.19'',& per punct.t T,K,duca~~ur dua= AT G, ~ K D,?ta . ne~ns c=ccentri- _ ei paralleJ:r·acque ex ean:m cot puncto E;defcnb4tur c:clyptlca A B G D. t1ndem pe/vcrumque centrum E, F, ~~cacur lineaE~ H~ qu~ eric ~po .. ·gzi linea, cranfibic c:nim per e·ccentnci Apog~um I, m~tcabttque tn e .. clyptica eius Iocun1 in H .hu figura fie confirua:a habe~Jt veras propo~ti~ nes, atque e3.fdem quas haberec magna figura quam xn mundo conct-. pimus. diuifa. itaque e~ceocricifemidiam. F I, in p.1rtes 6o, ~qual~s_,apparebk auxiliocircini eccentricitatem E F,~onfta~e. ex dua_bus ex tlJJs f~~ ,.agefimis ac me~iet:ate fen!.,q~ar~.prop?rt~o. fem1dta_mecn ad e~centn .. cicatem eft ficutt :z 4,ad t, fer e. hmthter cn·cmi beneficto cognofcemus ar. cum,A H, effe gr. 6 5 +,ideft, A pog~um elfe in gra. r +' Gc:minorum)Pe-: rig:rum au tern tn oppo!ico loco. Acque Q<rC perlcrutand:t erJnt. Simili methodo dem Apog~um, noflro ;euo, ftacuerunt in 6. Caned ifad. Eccentncicacem vero partium 2., 9', qualium femid1amecer efi 6o. Porro fciendum eft eccentricicacem e«e dirnidium craffiriei c~h folis, quod patebic defcripcis ex centro mundi, E, duo bus circu!is, vno per A .. pog.rLUn, alcero per Peryg~um tranleunte, inter eos enim cJaudetur cxH craffities,quam duplam etfe eccentricicatis circmo comperies. cum igitur nos fup~tiui tbcuerimus crafficiem ill am effe femidiamecros t:errcr 8i. eric eius fe'miffis 40 .2..., eccentric:icas,idefi, tan cum difiabic a terra: centro • • J. eccentrlct centrum. His igitur fie confHcutis, rurfus ad folarem motum redeamlfs. ptimo-· que illuct annotandum, dillanciam Iinez medjj motu£ in zodiaco ab Apo .. g~o 9ici Ano~aliam folis medtam, vc in priori figura pag.1 I r. arcus .zodiact ~X, enc a~ornaha media. Sol aurem ab Apog~o in confequentta_, r~cedtt anr..uo r_emp~re paulo minus, quam ab zquinoctio, quia il_lud mo.: b~Je efc pancer m confrquencia ; qu~re tanto minus fol annuatJm rtce· ~1cab ~o , quan~~s cft -ipfius Apogcri motus, nempe 4 5"· Difcancia vero mter bneam med11, & veri mocus, dicicur zq111atio, quali~ efc in eadenu figura arc~s X Z, de qua poftel fufius. Pofcremo illud quoque anirn~duerfione drg~um eft, <JUod fi lol , hoc folo proprio motu in eccentrtco ~oueretur, Jd~ft,fi motu diurno, feu primj mobilis ad occafum non repe· rtcur' fore vt m Occidenre oriretur, tendenfque ad Oriencem, fpacio fex . menfi~m, fupr~. nofrrwm Horizon tern moraretur, dortcc eadem in Orien. r7occJ.der~t ~ IJ tame_n qui fub polis eclypticre degunt,·eum perpecuoho~ ruo~tis futlJmburt;J ~Jrcuire circumfpicerenc. . H.1s de ?loru.Solls m eccentrico explicatis, rcftat ad pJanam mocuurn c1us mtelllgenttam, vc huoc cum alijs motibus implicemus, vt ex eo~nu m1x· Par.r Ter1ia. 2. ·• J mixtione, vitim~s ipfius mocus rcfultet. debemus jgirur nobis ob ocufos fphcr~acn,.m~cen~Je~ a[cronomice coliocatam fcacuere, eccenrricumque przdJctu"! JmagrnarJ fub eclyptica ficum, Apog~o fub gr. 6. Cancrilup. polico. de10de affumendus ell foJ material is, qut circulo fecundorum mob~ lium a~xu.s eft '. ~c9u~ in ~o di~eae /~b eclypcjca mouecu,r. Sol igitf.Jr h1c m_acenalJs ~ux1h~ tllms Circuli tJ.rde promoueatur in confequenti~, (lc emm reprefencab1t motum folis in eccentrico: dum au rem hoc modo. ~arde mouetur, interim ei fupe~ueniac m~tus primi mobilis, qui.tota~ tllam fphzrz parrem, quam pnmum mob1Ie appellauimus, vna cum fole materi~l~ fe.c~m a? orcu in occafum velociter, {patio 14. horarum·,reuol~ u.ar, ~1m1me mtertm ce~an~e foJe.fi!ateriali ~ pr?pri? mot~ in confequen~ Ja; !rd. vr pro,fing~lls prm:u rnob1h~ re~olutwn1b~s mce.gns, gra. vnum.._, 1lle e contra pr.oficur m confequentta.tdque contmenter fiat , donee fol ille ~otum z~odtacum gr~duatim. pera~raueric. ex his.duabi mocionibus, tertu & vltJma necellano orietur, quz fpiralis crit, fol enim hac ratione de_fcribet, p~erg~nd? pt!r zodiacum ab vno tropico ad alterum, Iineam._, f~1r~IenJ ': hc~u ertam.luna, qua! fpira confiabit ex 18·J. quafi glomera· c~ombus..dt~rn_ts: H~c aute_m fpira la~io~ eri~ ad Apog~um~ quam ad Pe· ngcrum, quta _1b1 foJ remor~or, qu;e htc ctrcunferatur. porro ex huius fpira: confideratJone apparebtt cur foJ accedat, & recedac a vertice ·cur invarijs horizo~tis punttis oriatur ~ & occidat; q.ua. ratione quac~or anni tempora nobJ"s attemperet', cur d1es, ac nottes alcernatim crefcaot & de-- cre/canr: vnde zquinot.'tia , ac folfiicia oriancur,& alia p!ura. ' , Tandem:~ hac ~onte~pfatione percipies cur dicatur fol moueri duobusconrranJs ~n~tJbus,Jde~,vno fpirali, qui conBacur ex duobus, fcilicet ex mot.u propri~ m ec~entnco,& diurno primi mobilis; fern per ramen fot oce,afut fie prop10r, q~ua motus primimobilis altero velocior eft. [oroltarium ... Q. V Q~ milliaria diurn~ motu folconfiCit ? R<:fpond. folem in di;:.. fi~ n~1aol terra medJ~cn, q!lam ftatu1mus _femid. terra: 1 14 • , per-· agere mllhana 1,0l7,_8oo .' nam_ run: h;rc dlflantta contineat femidiame-t:~ s terr~ l I ;J-~, conrmeb1t_panr~t: 1lle [olis. circuicus. terr:r circunferent~ am. 114-:, VlCJbus, n.am. Vtt e~ d~am~ter ad diametrum, ita circunferen .. tJ~~,a~circunferen~Jam,cum 1gf!ur m ter.refiri peripheria contineanrur· mJihana Al!ro~omt~a. ~ r 6oo,, !~~~~ m~J tiplicentur per 114>, , prodibit. l.4,~67, 2 o_o, ~· fl?tlhanorum foJans cucutcus , qui diuifus pel' 14 , horas , . f'hJbet ~~~b~rra. r ,o ~ 7<8oo,quz fingu lis boris fol per currie. v trum fol 39 , una fa:p1us. d1ur~o motu. reuoluacur ?.-Hatten us de [olis motibus ... |
