Blancanus, Josephus, Sphaera mvndi, sev cosmographia demonstratiua , ac facile methodo tradita : in qua totius Mundi fabrica, vna cum nouis, Tychonis, Kepleri, Galilaei, aliorumq' ; Astronomorum adinuentis continentur ; Accessere I. Breuis introductio ad geographiam. II. Apparatus ad mathematicarum studium. III. Echometria, idest Geometrica tractatio de Echo. IV. Nouum instrumentum ad Horologia

Table of Notes

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        <div xml:id="echoid-div207" type="section" level="1" n="134">
          <p>
            <s xml:id="echoid-s10084" xml:space="preserve">
              <pb o="101" file="0121" n="125" rhead="Liber Decimus."/>
            do interſit, vt etiam initio innuimus, & </s>
            <s xml:id="echoid-s10085" xml:space="preserve">infra demonſtrabimus Venus & </s>
            <s xml:id="echoid-s10086" xml:space="preserve">Mercurius directà infra Solem ali
              <lb/>
            quando deſcendunt; </s>
            <s xml:id="echoid-s10087" xml:space="preserve">Mars etiam infra Solis regionem quandoq; </s>
            <s xml:id="echoid-s10088" xml:space="preserve">defertur.</s>
            <s xml:id="echoid-s10089" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div210" type="section" level="1" n="135">
          <head xml:id="echoid-head147" style="it" xml:space="preserve">De Solis Figura. Cap. II.</head>
          <p>
            <s xml:id="echoid-s10090" xml:space="preserve">SOlem eſſe ſphæricumomnes tum Philoſophi@, tum Mathematici conſentiunt, hiſce rationibus perſuaſi
              <lb/>
            Prima, quia hæc figura ſola videtur aptiſſima lumini ad omnes partes æquè diffundendo; </s>
            <s xml:id="echoid-s10091" xml:space="preserve">quod maximè
              <lb/>
            Soli, quod totius mundi luminare maius eſt, competit. </s>
            <s xml:id="echoid-s10092" xml:space="preserve">Secunda, cum Terra, Aqua, Luna, Venus etiam vt
              <lb/>
            oftendemus, ſint ſphærica, multo magis eadem Soli figura attribuenda erit. </s>
            <s xml:id="echoid-s10093" xml:space="preserve">Tertia inidem conſentiunt So-
              <lb/>
            lis illuminationes quæ omnes, per quoduis foramen quantumuis irregulare illapſæ, ad perfectam tamen ro-
              <lb/>
            @unditatem poſt iuſtum interuallum tandem perueniunt, vt poſtea oſtendemus: </s>
            <s xml:id="echoid-s10094" xml:space="preserve">quæ ſaltem eius circularem
              <lb/>
              <figure xlink:label="fig-0121-01" xlink:href="fig-0121-01a" number="79">
                <image file="0121-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0121-01"/>
              </figure>
            rotunditatem conuincunt. </s>
            <s xml:id="echoid-s10095" xml:space="preserve">Quarta, eaque noua ratio deſumitur à corporibus il-
              <lb/>
            lis, quæ circa Solem tarde, per Teleſcopium moueri depræhenſa ſunt, quæq; </s>
            <s xml:id="echoid-s10096" xml:space="preserve">ob
              <lb/>
            ſimilitudinem, Solis maculæ denominatæ ſunt. </s>
            <s xml:id="echoid-s10097" xml:space="preserve">ea enim ita circa Solem moueri
              <lb/>
            apparent, ac ſi circa corpus globoſum mouerentur, ſit namq; </s>
            <s xml:id="echoid-s10098" xml:space="preserve">Sol circa centrum
              <lb/>
            B. </s>
            <s xml:id="echoid-s10099" xml:space="preserve">oculus vero noſter in A. </s>
            <s xml:id="echoid-s10100" xml:space="preserve">macula quæpiam incipiat apparere in extremitate
              <lb/>
            Solis vt in C. </s>
            <s xml:id="echoid-s10101" xml:space="preserve">vbi quia oculo A. </s>
            <s xml:id="echoid-s10102" xml:space="preserve">obliquè obijcitur, videtur contractior, & </s>
            <s xml:id="echoid-s10103" xml:space="preserve">minor,
              <lb/>
            quam in alijs locis, per quæ mouetur ad D. </s>
            <s xml:id="echoid-s10104" xml:space="preserve">in qu@bus ſen ſim ſem per augeri vide-
              <lb/>
            tur, donec ſit in D. </s>
            <s xml:id="echoid-s10105" xml:space="preserve">vbi maxima ſpectatur, quoniam oculo rectè, ac ſecundum to-
              <lb/>
            tam ſui longitudinem obijcitur; </s>
            <s xml:id="echoid-s10106" xml:space="preserve">ac propterea latior, & </s>
            <s xml:id="echoid-s10107" xml:space="preserve">maior cernitur. </s>
            <s xml:id="echoid-s10108" xml:space="preserve">vnde di-
              <lb/>
            ſcedens iterum minor, ac minor videtur donec promota ſit ad alterum extremũ
              <lb/>
            E. </s>
            <s xml:id="echoid-s10109" xml:space="preserve">vbi iterum minima ſicuti etiam apud C. </s>
            <s xml:id="echoid-s10110" xml:space="preserve">ob ſui obliquitate m conſpicitur. </s>
            <s xml:id="echoid-s10111" xml:space="preserve">quæ
              <lb/>
            apparentia ſatis conuincit Solis ſphæricitatem. </s>
            <s xml:id="echoid-s10112" xml:space="preserve">Porrò omnes hæ rationes oſten-
              <lb/>
            dunt Solem eſſe quidem rotũdum, non autem eſſe integram ſphæram, ſed ſolum
              <lb/>
            hemiſphærium; </s>
            <s xml:id="echoid-s10113" xml:space="preserve">poſito enim Sole hemiſphærico ſaluantur p hænomena, ſicuti
              <lb/>
            etiam in Luna monuimus. </s>
            <s xml:id="echoid-s10114" xml:space="preserve">pariter ex ijs rationibus non aſſeritur perfecta ac geo-
              <lb/>
            metrica Solis ſphæricitas, in qua nullæ ſint aſperitates; </s>
            <s xml:id="echoid-s10115" xml:space="preserve">ſed ſicuti in Luna accidit,
              <lb/>
            quam prius omnes perfectè ſphæricam, ac perpolitam arbitrabantur, ita in Sole
              <lb/>
            accidere poſſe non omnino abſurdum eſt opinari.</s>
            <s xml:id="echoid-s10116" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div212" type="section" level="1" n="136">
          <head xml:id="echoid-head148" style="it" xml:space="preserve">Corollarium de Sole Elliptico.</head>
          <p>
            <s xml:id="echoid-s10117" xml:space="preserve">QVamuis Sol ſit ſphæricus, diligenti tamen inſpectione per Teleſcopium facta, Sole prope horizontem
              <lb/>
            exiſtente: </s>
            <s xml:id="echoid-s10118" xml:space="preserve">apparebit non rotundus, ſed ellipticus, ſeu oualis; </s>
            <s xml:id="echoid-s10119" xml:space="preserve">ita vt altera eius diameter, quæ horizontis
              <lb/>
            æquidiſtat longior ſit altera, quæ horizonti perpendicularis eſt. </s>
            <s xml:id="echoid-s10120" xml:space="preserve">quarum exceſſus varius eſt, ſecu ndũ
              <lb/>
            variam horizonti propinquitatem, & </s>
            <s xml:id="echoid-s10121" xml:space="preserve">aeris eonſtitutionem. </s>
            <s xml:id="echoid-s10122" xml:space="preserve">aliquando tamen quinta ſui parte illa hanc ex-
              <lb/>
            cedit. </s>
            <s xml:id="echoid-s10123" xml:space="preserve">cauſa huius deceptionis eſt, quia tunc Sol per refractionem (vt optici loquuntur) ſpectatur, quam effi-
              <lb/>
            cit aer craſſus, & </s>
            <s xml:id="echoid-s10124" xml:space="preserve">impurus, circa terram conſiſtens, hac de re in dioptrica fusè ab opticis tractatur. </s>
            <s xml:id="echoid-s10125" xml:space="preserve">hanc Solis
              <lb/>
            elliptici obſeruationem primus noſtra tempeſtate habuit P. </s>
            <s xml:id="echoid-s10126" xml:space="preserve">Chriſtophorus Scheiner noſtræ Soc. </s>
            <s xml:id="echoid-s10127" xml:space="preserve">ac Mathe-
              <lb/>
            ſeos profeſſoris; </s>
            <s xml:id="echoid-s10128" xml:space="preserve">libellumque pulcherrimum de ea ed@dit, quem Solem ellipticum nun cupauit. </s>
            <s xml:id="echoid-s10129" xml:space="preserve">eum tu con-
              <lb/>
            ſule ſi plura de hac re ſcitu iucunda, ac digna ſcire deſideras. </s>
            <s xml:id="echoid-s10130" xml:space="preserve">Ego quidem mane aliquando abſque Teleſco-
              <lb/>
            pio certo hanc Solis ellipſim animaduerti.</s>
            <s xml:id="echoid-s10131" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div213" type="section" level="1" n="137">
          <head xml:id="echoid-head149" style="it" xml:space="preserve">De Solis Magnitudine. Cap. III.</head>
          <p>
            <s xml:id="echoid-s10132" xml:space="preserve">1 SOlem multo maiorem eſſe, quam vt pedalis ſit vti apparet, primi Aſtronomiæ cultores, hoc modo ru-
              <lb/>
            di Minerua demonſtrabant. </s>
            <s xml:id="echoid-s10133" xml:space="preserve">dum Sol incipit ex horizonte ſecundum limbum emicare, ſubito per am-
              <lb/>
            plam planitiem equus curſu citatiſſimo excurrere incipiat, emerſo autem toto Sole, ſtet equus; </s>
            <s xml:id="echoid-s10134" xml:space="preserve">hoc quamuis
              <lb/>
            breui temporis ſpatio, equum amplius quam milliare vnum emenſum eſſe neceſſe eſt, igitur neceſſe pariter
              <lb/>
            eſt Solis diametrum huic ſaltem decurſo ſpatio æqualem eſſe; </s>
            <s xml:id="echoid-s10135" xml:space="preserve">dum enim ſpatium illud equus decurrit, hori-
              <lb/>
            zon pariter totum Solem pertranſit. </s>
            <s xml:id="echoid-s10136" xml:space="preserve">Verum enim vero cum Sol ſit equo ſexcenties velocior, erit etiam Sol
              <lb/>
            prædicto ſpatio toties maior. </s>
            <s xml:id="echoid-s10137" xml:space="preserve">Eundem argumentali modum transfesre poſſumus ad auis perniciſſimæ vola-
              <lb/>
            @um, quo quidem velociorem eſſe Solem ex velociſſima eius circa totum vniuerſum vnius diei ſpatio reuo-
              <lb/>
            lutione conſtat. </s>
            <s xml:id="echoid-s10138" xml:space="preserve">vnde licebit inferre Solis molem ſuperare ſpatium ab aue tempore ſuæ emerſionis præter-
              <lb/>
            uolatum, quod ſpatium pluſquam milliaria 100. </s>
            <s xml:id="echoid-s10139" xml:space="preserve">continere quis non dixerit? </s>
            <s xml:id="echoid-s10140" xml:space="preserve">non igitur Sol pedalis erit, vti
              <lb/>
            ſpectantibus ſe offert.</s>
            <s xml:id="echoid-s10141" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s10142" xml:space="preserve">Alio item modo veteres Aegyptij Hydrologijs, ſic Solis magnitudinem captabant. </s>
            <s xml:id="echoid-s10143" xml:space="preserve">toto temporis inter-
              <lb/>
            @allo, quo Sol è finitore totus exilit, è cler ſydra fluat aqua, eaque menſuretur. </s>
            <s xml:id="echoid-s10144" xml:space="preserve">iterum per totum diem, ideſt,
              <lb/>
            tota Solis circulatione effluat aqua, qua pariter menſurata, atque cum priori comparata, repererunt primam
              <lb/>
            aquæ menſuram ad ſecundam eſſe ſicuti 1. </s>
            <s xml:id="echoid-s10145" xml:space="preserve">ad 750. </s>
            <s xml:id="echoid-s10146" xml:space="preserve">v.</s>
            <s xml:id="echoid-s10147" xml:space="preserve">g. </s>
            <s xml:id="echoid-s10148" xml:space="preserve">ſi prima erat cyathus, ſecunda cyathos 750. </s>
            <s xml:id="echoid-s10149" xml:space="preserve">efficiebat.
              <lb/>
            </s>
            <s xml:id="echoid-s10150" xml:space="preserve">vnde ſi Sol pedalis eſſet, ſequeretur neceſſario ſolaris cæli periphæriam, quam Sol quotidie percurrit conti-
              <lb/>
            nere tantummodo pedes 750. </s>
            <s xml:id="echoid-s10151" xml:space="preserve">quod ſane ridiculum eſt credere.</s>
            <s xml:id="echoid-s10152" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s10153" xml:space="preserve">Poſtremo in locis Zonæ torridę ſubiectis vnus eligatur locus, cui Sol directè ſupra verticem incumbat; </s>
            <s xml:id="echoid-s10154" xml:space="preserve"/>
          </p>
        </div>
      </text>
    </echo>
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