Clavius, Christoph, In Sphaeram Ioannis de Sacro Bosco commentarius

Table of figures

< >
< >
page |< < (446) of 525 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div892" type="section" level="1" n="358">
          <p>
            <s xml:id="echoid-s16783" xml:space="preserve">
              <pb o="446" file="482" n="483" rhead="Comment. in IIII. Cap. Sphæræ"/>
            propinquior fuerit terræ, eo maiorem pertranſire umbram, eo autem minorẽ,
              <lb/>
            quo longius à terra receſſerit; </s>
            <s xml:id="echoid-s16784" xml:space="preserve">atq; </s>
            <s xml:id="echoid-s16785" xml:space="preserve">adeo eclipſes fieri inæquales, quoad magni
              <lb/>
            tudinem, ac durationem. </s>
            <s xml:id="echoid-s16786" xml:space="preserve">Verum hæc minor, maiorve diſtantia Lunæ à terra
              <lb/>
            in eclipſi Lunari tribui nullo modo poteſt eius Eccentrico. </s>
            <s xml:id="echoid-s16787" xml:space="preserve">Ratione enim Ec-
              <lb/>
            centrici Luna in omni eclipſi tam Solari, quàm Lunari eandem habet à terra
              <lb/>
            diſtantiã; </s>
            <s xml:id="echoid-s16788" xml:space="preserve">propterea quò
              <unsure/>
            d Luna (ut in eius Theorica declarabitur) tam in con-
              <lb/>
            iunctionibus eius cum Sole, quàm in oppoſitionibus (Fit autẽ omnis eclipſis
              <lb/>
            Solis in aliqua coniunctione, & </s>
            <s xml:id="echoid-s16789" xml:space="preserve">eclipſis Lunæ in oppoſitione aliqua) ſemper
              <lb/>
            in Auge ſui Eccentrici exiſtit. </s>
            <s xml:id="echoid-s16790" xml:space="preserve">Confugiendum igitur eſt ad Epicyclũ. </s>
            <s xml:id="echoid-s16791" xml:space="preserve">Sic enim
              <lb/>
            ſine magno labore tuebimur hanc inæqualitatem eclipſiũ Lunariũ, licet lumi
              <lb/>
            naria ambo eundẽ ſitũ habeant, quoad caput, & </s>
            <s xml:id="echoid-s16792" xml:space="preserve">caudã Draconis, æqualiterq́@
              <lb/>
            ſemper Solà terra diſtet, & </s>
            <s xml:id="echoid-s16793" xml:space="preserve">Luna in Auge ſui Eccentrici exiſtat. </s>
            <s xml:id="echoid-s16794" xml:space="preserve">Nam in una
              <lb/>
            eclipſium poteſt Luna eſſe in puncto Epicycli terræ proximo, in alia uero in
              <lb/>
            puncto remotiſſimo à terra. </s>
            <s xml:id="echoid-s16795" xml:space="preserve">Vnde maior erit prior eclipſis, longioriq; </s>
            <s xml:id="echoid-s16796" xml:space="preserve">tẽpore
              <lb/>
            durabit, quàm poſterior: </s>
            <s xml:id="echoid-s16797" xml:space="preserve">quia in illa pertrãſit Luna maiorẽ umbram terræ, in
              <lb/>
            hac autem minorem. </s>
            <s xml:id="echoid-s16798" xml:space="preserve">Exemplum habes in propoſita hac figura, in qua ABCD@
              <lb/>
              <figure xlink:label="fig-482-01" xlink:href="fig-482-01a" number="101">
                <image file="482-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/482-01"/>
              </figure>
            refert Eccentricum Solis; </s>
            <s xml:id="echoid-s16799" xml:space="preserve">FIGL, Eccentricum, qui centrum Epicycli Lunæ de
              <lb/>
            fert: </s>
            <s xml:id="echoid-s16800" xml:space="preserve">FHGK, Eclipticam, quæ Eccentricũ Lunæ ſecat in punctis F, & </s>
            <s xml:id="echoid-s16801" xml:space="preserve">G, quorũ
              <lb/>
            F. </s>
            <s xml:id="echoid-s16802" xml:space="preserve">v. </s>
            <s xml:id="echoid-s16803" xml:space="preserve">g. </s>
            <s xml:id="echoid-s16804" xml:space="preserve">caput Draconis, at G, cauda Draconis nominatur: </s>
            <s xml:id="echoid-s16805" xml:space="preserve">A, eſt Sol in capite
              <lb/>
            Draconis exiſtẽs; </s>
            <s xml:id="echoid-s16806" xml:space="preserve">E, terra, & </s>
            <s xml:id="echoid-s16807" xml:space="preserve">G, centrum Epicycli in cauda Draconis exiſtens,
              <lb/>
            &</s>
            <s xml:id="echoid-s16808" xml:space="preserve">c. </s>
            <s xml:id="echoid-s16809" xml:space="preserve">Quod ſi quis dicat, hinc ſequi, nõ recte nos ſupra ex Eclipſibus collegiſſe,
              <lb/>
            dari Eccentricum Solis, quandoquidẽ, vt hic diximus, maior & </s>
            <s xml:id="echoid-s16810" xml:space="preserve">minor eclipſis
              <lb/>
            per Epicyclum fieri pot@ſt: </s>
            <s xml:id="echoid-s16811" xml:space="preserve">occurrendum eſt, Epicyclum Lunæ ſatis non eſſe.</s>
            <s xml:id="echoid-s16812" xml:space="preserve"/>
          </p>
        </div>
      </text>
    </echo>
Impressum