Huygens, Christiaan, Christiani Hugenii opera varia; Bd. 2: Opera geometrica. Opera astronomica. Varia de optica

Table of Notes

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            <s xml:id="echoid-s6365" xml:space="preserve">
              <pb o="570" file="0302" n="317" rhead="CHRIST. HUGENII"/>
            cum non procul ab oppoſito limite diſtaret. </s>
            <s xml:id="echoid-s6366" xml:space="preserve">Ergo quod & </s>
            <s xml:id="echoid-s6367" xml:space="preserve">
              <lb/>
            plurium autoritas & </s>
            <s xml:id="echoid-s6368" xml:space="preserve">propria experientia conſirmat, haud
              <lb/>
            cunctanter hac in re amplectemur: </s>
            <s xml:id="echoid-s6369" xml:space="preserve">Neque vero dubito, quum
              <lb/>
            certam ſemperque obviam obſervandi methodum tradiderim,
              <lb/>
            quin ea adhibita vir veri amantiſſimus priorem ſententiam
              <lb/>
            volens abdicaturus ſit. </s>
            <s xml:id="echoid-s6370" xml:space="preserve">Illud utique nobiſcum novit, fruſtra
              <lb/>
            ſive hunc ſive alium quemlibet obſervandi modum, ad diri-
              <lb/>
            mendam inter nos hanc litem, uſurpari, quando circa ſigna
              <lb/>
            Cancri vel Capricorni Saturnus commoratur, quoniam ibi
              <lb/>
            diſcerni nequit utrum æquatori an eclipticæ parallela ſit quæ
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            per anſas ducitur, eò quod in his locis parallelus æquatoris
              <lb/>
            eclipticam non interſecet ſed tangat. </s>
            <s xml:id="echoid-s6371" xml:space="preserve">Quamobrem miror
              <lb/>
              <note position="left" xlink:label="note-0302-01" xlink:href="note-0302-01a" xml:space="preserve">Ricciolus ſibi
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              contrarius.
                <lb/>
              lib. 7. Al-
                <lb/>
              mag. novi.</note>
            etiam quo pacto Ricciolus, obſervationem Grimaldi adfe-
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            rens anno 1650, 18 Martii habitam, quæ probat eo tempo-
              <lb/>
            re hanc anſarum lineam eclipticæ obliquam incidiſſe, non a-
              <lb/>
            nimadverterit contrarium ejus quod intenderat illa obſerva-
              <lb/>
            tione evinci: </s>
            <s xml:id="echoid-s6372" xml:space="preserve">ſi enim tunc, Saturno prope initium Cancri
              <lb/>
            agente, non erat eclipticæ parallela anſarum linea, ne qui-
              <lb/>
            dem æquatori parallela fuerit, ut conſtat ex modo dictis.
              <lb/>
            </s>
            <s xml:id="echoid-s6373" xml:space="preserve">Semper autem æquatori parallelam cerni, & </s>
            <s xml:id="echoid-s6374" xml:space="preserve">aliis multis ob-
              <lb/>
            ſervationibus docuit, & </s>
            <s xml:id="echoid-s6375" xml:space="preserve">hac ipſa oſtendere voluit. </s>
            <s xml:id="echoid-s6376" xml:space="preserve">Ergo & </s>
            <s xml:id="echoid-s6377" xml:space="preserve">
              <lb/>
            experientiæ propriæ & </s>
            <s xml:id="echoid-s6378" xml:space="preserve">ſententiæ ſuæ, quam veram eſſe de-
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            monſtravimus, planè hîc adverſatur. </s>
            <s xml:id="echoid-s6379" xml:space="preserve">Grimaldi autem ob-
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            ſervatio, quanquam alioqui in hoc negotio verſatiſſimi at-
              <lb/>
            que experientiſſimi, vitio aliquo laborare cenſenda eſt; </s>
            <s xml:id="echoid-s6380" xml:space="preserve">in
              <lb/>
            qua forſitan priore fixa à Saturno contecta, vel ob fulgorem
              <lb/>
            cerni prohibita, aliam deinde teleſcopio detexerit prius non
              <lb/>
            animadverſam, proque eadem illa habuerit. </s>
            <s xml:id="echoid-s6381" xml:space="preserve">Nos verò, cum
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            parallelam æquatori brachiorum lineam eſſe indubitatis ratio-
              <lb/>
            nibus ſatis jam adſtruxerimus, deinceps ad annuli noſtri hy-
              <lb/>
            potheſin hunc cjus ſitum applicemus, indeque phænomenôn
              <lb/>
            cauſas ſingulas derivari doceamus.</s>
            <s xml:id="echoid-s6382" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s6383" xml:space="preserve">Eſto itaque Saturni orbita, quam 30 circiter annis ille
              <lb/>
              <note position="left" xlink:label="note-0302-02" xlink:href="note-0302-02a" xml:space="preserve">Ulterior hy-
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              potheſeos no-
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              ſtræ expla-
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              natio.</note>
            emetitur, A B C D; </s>
            <s xml:id="echoid-s6384" xml:space="preserve">& </s>
            <s xml:id="echoid-s6385" xml:space="preserve">in eodem plano (nam exiguæ de-
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            clinationis gr. </s>
            <s xml:id="echoid-s6386" xml:space="preserve">2 {1/2} non hic rationem habebimus) circulus
              <lb/>
            F E, orbem magnum ſive telluris orbitam referens, quam
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              <note position="left" xlink:label="note-0302-03" xlink:href="note-0302-03a" xml:space="preserve">TAB. L.
                <lb/>
              fig. 2.</note>
            </s>
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