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Show De Mundi F dbrica, ., CApparens duratio Cometarurrl.- M IN I M V M qaidam o~o dies aff.dgenc: a~ij fuas au gent crrates; vfqnc ad femefne fpatwm ; nam mag nus 1Ile N eronis cometa..., fcx cocis efft1lfic men lib us: ali us an no Chrifci I z "fO. qni crines in mediunt v.fque cxli lb horizonce eutbrabat, vix intra fex menfes , vt fcribic Da~ niel Santbecltius, excinttus eft. ' lt1ottH Cornetarum. Cap. I I.: D·v P L_~ C I mot~ ~erin_de ac veri, & perpetui planet~; comet~,qul fpunJ, _& cuanrdt pancer fur:c planeta:, aguntur: motu videlicet d1Jrno, quo ctrcJ mundt centrum lntl'gras quotidie conuerfiones abfo. Juunt, a_c proin~e non a liter, ac c~te ra fydera quotidie oriuntur, & occiM dunt, d~m~do tn ea cxli parte exifcanc, qu~ ortum & occafum patiatur," feu qu~ tn dt~rna conuerfione n_ofcrum h()rizontem pra:te rcanc. prreterea motu ~ropno meant, quo no111n eodem czli loco ha=rent, fed ab eo, in... quo przrn_um affulferunt, quotidie abeunt. qui motus antiquts eciam co· p~rcus fuJt ; nequa9uam enim eos inter errancia fyJera computalfent ,· n!fi.eos pla~etarum tnfcar, pecu i<~ri curlu in ca!lo errabuodos dfe cogno· luq-c:It · A~tfcotiles ape:~e de quodam ~agoo com:ta id alfcrit; qui cum pnm.um vtfus fit vel_pen tu occafu a:quwoct:iali, fole in principio Capri· c?rnl br~mam cffictent_e,ne~_elfe e_fc eum cxtitiffe prope ~quatorem.e re· gwn~ ~~r1m~ grad us SagrttlrJJ, vt m fph·:rra materiali videre efc, ea afrro· · nomt ce coll~cac~,po~icoque fole in ~rinc "pio Capricorni, co que .it1.!ll demerfo, fic em,m v1~eb1s gradum a:qu1noc:tialis occidentem, in quo cometa n~t' elfe e reg1?t1e prim~ grad us Sagittari j. poftea paulatim ad orie· ::m m ~onfequencta pe:rcxt~, vnde & a [ole remocio , & fupra horizon.~ . m al~!or e~ parte occtdentJS apparebat;donec ad Orion is zonam afcen• · dJt' ~bJ exuna:us e~t. Orion au tern tunc ~emporis erat circa finem figni Taur~, quare propno ~urfu ~d otien tern percgit ha:c ligna, Sagitta dum, iaprtcornum, ~quarmm, Ptfces~Arictem,& T:mr m. qui femicirculum, eu gra.9o1dficmnr. Seneca jpfc motum hunc non folum agnouit fed pr~· rerea. o blie :uaut-~ p_er h-ncam m- ccrlo rcttam fieri; feu vt aiunt Afir' onomzi , per Ctrc_uh maxl'mt porcioncm, cap. enim 8tajr:, Cometarum curfus Ienis, ~per dtem,ac nottem quantum tranfierit a bfcondir:.& paulo poftfubdit, omer:arum curfus compofitus, tx defcinatum iter C<lrpens, non confufc, nee tumuJcucfe eunc' ceu caufis turbulentis , & inconftantibus pellantur. c~~p~vero l9,fic,R,lrcr ill e co meta a Septenr:rione prim,Jm vifus non de .. bJt ~n rectum affique ce lfior fieri) donee exceffit: alter intra fex~1m men· fern .. .....,_ --.. "' _ Pars Tertia. ·2. 9 $ fem dimidiam e~ti partem tranfcurrit. Reeentiores vero idem exattius, exaccuraris obferuationib. comprobarunt. quorum prim us fuit cximiu~ ille Ioannes Regiomonranus, qui pofiea aureum Jibellum de cometis elu .. cubrauic. fuperiori vero ztatc Tycho , cum alijs pluribus Aaronomis, eundem maximum circulum exatiiffimc r~pius obferuanmt , idque hoc fere_modo; curfum, feu viam comera: propriam comparant ad viciniorcs Elellas fixas, fecus quas quocidie progrediunrur, norando fcilicet eius ab ~llis diftanti~s, ideH, ~ifianrias loco.r~~ cometx ab ill is) qure Joe a ponc-a Jna~roD?~tco globo m q~o fiell~ nre f1~t coll~cac~, depingunc; vndeJ wamfefie apparet ea omma loca m porttone ctrcuh maximi cxaae, dfe C9n£licuca. Difiantia: a~tem cometa: a vicinis fiellis accipi poffunt per Qofirum ~drantem, Ita fitum, vt fimul per cometam & Hellam, eius c;~rcqnfcrencia.tra_nficns, ~< ~i<?ptra nunc ftell~m , nunccomecam afpiaens, grad us 10 c1rcunfercntra JOt~r vtramque mfpeetionem inc ere eptos B14tlifeAte-t,;; , Czterum hxc Ioca comet:r quotidiafla, fie Gemma Frilius in afironornicoGI~ bo depingit: atf~mic quocidie fiellas quaruor comc:ca: circuu ... (bates, Ita vt comeca fit 1n concurfu dua~:um line arum, qua: oppoficas ftellas iungant: <)UOd per filum oculis pr~t '- I tenfum, acque alfumptis ficllls, & colller~ obieCtUii1 examin;u. v. g. or cometa A, in media quacuor fiellarum B,C,D, E, ita vc filum per duas E>C,& come ram fimul cr i. feat: fimi'liter filum tranfeat per duas B, J?'. atq~e iterum per cometam. in gk bo J I> Jgaur 1~1 quo hz quatuor ft ellCl fine fl11s lo· cts depuSre, cxtendantur duo fila per bi ... nas, ac binas fieJJas) & in communi fiiorum concur(u erit comera: locus: fie quotidie fiat, fiogulorumque dierum loca norc:ntur, atque hinc manifcfle eius via , feu cur{ us appatebit dfe recta, leu portio cit culi rna ximi, omnia enim ilia loca erunt in dircdum confiiruta • Porro hie proprius corum motus noa efi: idem in omnibus, fed varius; nam aJjj ab ?ccidenre in orientem tendunt; alij e contra. omnes diljgen. t~r obferuatt defletiunt ad boream, vel ad auflrum, idque varie. alij cdcnus, alij ~atdius l!loucntur. Svmma ~~l?c_itas obl~ruaca ex Rcgiomonta~ o vn_o ~~~perc~ It grad. Ai·O· _n~:mn_ullJ mttto veloc10rr.s, quam in tine. alii ~~ prmctpw, & m fine appant10ms tarde mouentur: Jmmedio vero veloCiffime perinde ac fi in aliquo epicyclo deuoluci prius dcfcendentes cardi dfent' poll:a circa epicycli perig~um veloces, tandem tpicyclum {candentes tard1 apparerent. · ~antitas ~utcm eorum cutfus, ~~u viz,varia etiam eft;qui maximam per~ge1 unt dt.fcurrenmr gr .18o, Vtl Jlle quem (upra ex ArifiotiJe memoraumn.:~ i& aln:s cle quo Regicmontanus,qui a Libra in Aritt<m contra_, P p figr.o. |