Clavius, Christoph, In Sphaeram Ioannis de Sacro Bosco commentarius

Table of figures

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            <s xml:id="echoid-s16812" xml:space="preserve">
              <pb o="447" file="483" n="484" rhead="Ioan. de Sacro Boſco."/>
            Nam deprehenſæ ſuntduę eclipſes Lunares inter ſe inæquales, exiſtentious lu
              <lb/>
            minaribus in eodem, ut diximus, ſitu, quoad caput, & </s>
            <s xml:id="echoid-s16813" xml:space="preserve">caudam Draconis, & </s>
            <s xml:id="echoid-s16814" xml:space="preserve">ma-
              <lb/>
            nente Luna in eadẽ parte Epicycli, puta uel in ſuperiori, uel inſeriori. </s>
            <s xml:id="echoid-s16815" xml:space="preserve">Non po
              <lb/>
            teſt autem huius inęqualitatis cauſa aſſrgnari, niſi dicamus, luminaria in una
              <lb/>
            eclipſi minorem inter ſe habuiſſe diſtantiam, uel certe alterum planetarum ma
              <lb/>
            gis ad terram acceſſiſſe, uel magis ab ea receſſiſſe, quàm in altera. </s>
            <s xml:id="echoid-s16816" xml:space="preserve">Cum ergo
              <lb/>
            minor hæc, aut maior diſtantia in Epicyclum Lunę non poſſit referri, quod Lu
              <lb/>
            na in eadem ſemper parte Epicycli ponatur extitiſſe in utraque eclipſi, neceſſa
              <lb/>
            rio dandus erit etiam Eccentricus.</s>
            <s xml:id="echoid-s16817" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s16818" xml:space="preserve">IIII. </s>
            <s xml:id="echoid-s16819" xml:space="preserve">
              <emph style="sc">Observatvm</emph>
            eſt, Lunam in eodem puncto ſui Eccentrici exi-
              <lb/>
            ſtentem, in Auge v.</s>
            <s xml:id="echoid-s16820" xml:space="preserve">g. </s>
            <s xml:id="echoid-s16821" xml:space="preserve">vel oppoſito Augis, non ſemper eandem aſpectus diuer-
              <lb/>
              <note position="right" xlink:label="note-483-01" xlink:href="note-483-01a" xml:space="preserve">IIII.
                <lb/>
              Apparentia
                <lb/>
              probãs darĩ
                <unsure/>
                <lb/>
              Epicyclos.</note>
            ſitatem habere, ſed modo maiorem, modo minorem. </s>
            <s xml:id="echoid-s16822" xml:space="preserve">Quod nulla ratione fieri
              <lb/>
            poteſt, niſi in eodem puncto Eccentrici modo magis accedat ad terram, & </s>
            <s xml:id="echoid-s16823" xml:space="preserve">mo-
              <lb/>
            do magis ab eadem diſtet. </s>
            <s xml:id="echoid-s16824" xml:space="preserve">Quocirca in Luna concedendus etiam eſt Epicy-
              <lb/>
            clus. </s>
            <s xml:id="echoid-s16825" xml:space="preserve">Hoc enim poſito, dicta apparentia nullam prorſus habebit difficultatem.
              <lb/>
            </s>
            <s xml:id="echoid-s16826" xml:space="preserve">
              <figure xlink:label="fig-483-01" xlink:href="fig-483-01a" number="102">
                <image file="483-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/483-01"/>
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            Vt in propoſita figura manifeſtum
              <lb/>
            eſſe poteſt, in qua ad ſiniſtram ſum-
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            pta ſunt duo puncta oppoſita in Epi
              <lb/>
            cyclo uiſa, nimirum per rectam li-
              <lb/>
            neam ab oculo per centrum Epicy-
              <lb/>
            cli eductam: </s>
            <s xml:id="echoid-s16827" xml:space="preserve">ad dextram uero acce-
              <lb/>
            pta ſunt duo puncta oppoſita in Epi
              <lb/>
            cyclo uera, hoc eſt, per lineam rectã
              <lb/>
            è
              <unsure/>
            centro terræ per centrum Epicy-
              <lb/>
            cli porrectam. </s>
            <s xml:id="echoid-s16828" xml:space="preserve">In quibus quidem
              <lb/>
            punctis ſidus Lunare collocatur. </s>
            <s xml:id="echoid-s16829" xml:space="preserve">Cæ
              <lb/>
            tera ex ipſa figura ſunt perſpicua.</s>
            <s xml:id="echoid-s16830" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s16831" xml:space="preserve">
              <emph style="sc">His</emph>
            , & </s>
            <s xml:id="echoid-s16832" xml:space="preserve">multis alijs apparentijs, quas dedita opera hic omittimus, accedunt
              <lb/>
              <note position="right" xlink:label="note-483-02" xlink:href="note-483-02a" xml:space="preserve">Aliæ ratio-
                <lb/>
              nes confir-
                <lb/>
              mantes da
                <lb/>
              ri Eccentri-
                <lb/>
              cos & Epi-
                <lb/>
              cyclos.</note>
            tres rationes, quæ cõfirmare uidentur, dari in ſphæris cæleſtibus orbes Eccen-
              <lb/>
            tricos, & </s>
            <s xml:id="echoid-s16833" xml:space="preserve">Epicyclos: </s>
            <s xml:id="echoid-s16834" xml:space="preserve">quarum prima hæc ſit. </s>
            <s xml:id="echoid-s16835" xml:space="preserve">Ab omnibus Aſtronomis, ac philo-
              <lb/>
            ſophis tanquam euidens, & </s>
            <s xml:id="echoid-s16836" xml:space="preserve">per ſe notum recipitur, quemlibet orbem cęleſtem
              <lb/>
            ſuperiorem ſuo motu ſecum trahere inferiorem orbem ſibi contiguum, & </s>
            <s xml:id="echoid-s16837" xml:space="preserve">con
              <lb/>
            centricum. </s>
            <s xml:id="echoid-s16838" xml:space="preserve">Id quod experientia ipſa magiſtra ueriſſimum eſſe dedicimus. </s>
            <s xml:id="echoid-s16839" xml:space="preserve">Vi-
              <lb/>
              <note position="right" xlink:label="note-483-03" xlink:href="note-483-03a" xml:space="preserve">@. Ratio.</note>
            demus enim ſphæras omnium planetarum, ſimul cũ Firmamento, & </s>
            <s xml:id="echoid-s16840" xml:space="preserve">nono cœ
              <lb/>
            lo, ſpatio @4. </s>
            <s xml:id="echoid-s16841" xml:space="preserve">horarum ad motum diurnum primi mobilis rapi ab ortu in occa-
              <lb/>
            ſum. </s>
            <s xml:id="echoid-s16842" xml:space="preserve">Rurſus experimur, eaſdem ſphæras planetarum, unà cum Firmamento ad
              <lb/>
            motum nonę ſphæræ trahi ab occaſu in ortũ, licet tardiſſime, nempe in ſpatio
              <lb/>
            49000. </s>
            <s xml:id="echoid-s16843" xml:space="preserve">annorum ſecundum Alphonſum, uel ſecundum Ptolemæum in ſpatio
              <lb/>
            36000. </s>
            <s xml:id="echoid-s16844" xml:space="preserve">annorum. </s>
            <s xml:id="echoid-s16845" xml:space="preserve">Denique animaduerſum eſt, omnes cœlos planetarum paula
              <lb/>
            tim etiam moueri ad motũ trepidationis, ſeu acceſſus, & </s>
            <s xml:id="echoid-s16846" xml:space="preserve">receſſus octauæ ſphæ-
              <lb/>
            ræ. </s>
            <s xml:id="echoid-s16847" xml:space="preserve">Cuius rei ſignum eſt, quod maximæ Solis declinationes, & </s>
            <s xml:id="echoid-s16848" xml:space="preserve">aliorum plane-
              <lb/>
            tarum mutatæ ſunt. </s>
            <s xml:id="echoid-s16849" xml:space="preserve">Cum igitur maxima ſingularitas motuũ in planetis repe-
              <lb/>
            riatur, ita ut nullius motus proprius inferiori planetæ cõmunicetur, ut cuiuis
              <lb/>
            uel parum experto Aſtronomo, etiam aduerſarijs, notum eſſe poteſt, & </s>
            <s xml:id="echoid-s16850" xml:space="preserve">à nemi-
              <lb/>
            ne negatur, (Iuppiter enim nihil prorſus habet ex motu. </s>
            <s xml:id="echoid-s16851" xml:space="preserve">30. </s>
            <s xml:id="echoid-s16852" xml:space="preserve">annorum Saturni;
              <lb/>
            </s>
            <s xml:id="echoid-s16853" xml:space="preserve">Itemq. </s>
            <s xml:id="echoid-s16854" xml:space="preserve">Marti nihil communicatur ex motu 12. </s>
            <s xml:id="echoid-s16855" xml:space="preserve">annorum Iouis, & </s>
            <s xml:id="echoid-s16856" xml:space="preserve">ſic de cęte-
              <lb/>
            ris, ut omnes aſſirmant.) </s>
            <s xml:id="echoid-s16857" xml:space="preserve">perſpicuum eſſe uidetur, orbes planetarum uectores
              <lb/>
            non eſſe concentricos. </s>
            <s xml:id="echoid-s16858" xml:space="preserve">Alioquin motus cuiuslibet ſuperioris omnibus </s>
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