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-s6028" xml:space="preserve">Harum tabularum auxilio primùm Epocham, quæ
              <lb/>
            præcederet omnes obſervationes noſtras, conſtitui diem
              <lb/>
            1 Jan. </s>
            <s xml:id="echoid-s6029" xml:space="preserve">meridie, anno 1653. </s>
            <s xml:id="echoid-s6030" xml:space="preserve">Nempe ex eo, quod 14
              <lb/>
            Martii, 1659, hora 8 pom. </s>
            <s xml:id="echoid-s6031" xml:space="preserve">in perigæo Saturni Luna
              <lb/>
            verſaretur, collegi retrorſum numerando, ad prædictam
              <lb/>
            diem 1 Jan. </s>
            <s xml:id="echoid-s6032" xml:space="preserve">1653, abfuiſſe illam ab apogæi loco gr.
              <lb/>
            </s>
            <s xml:id="echoid-s6033" xml:space="preserve">
              <note position="right" xlink:label="note-0285-01" xlink:href="note-0285-01a" xml:space="preserve">Locus Lun@
                <lb/>
              Saturniæ
                <lb/>
              quomod@
                <lb/>
              ſupputetur@.</note>
            274, 21′. </s>
            <s xml:id="echoid-s6034" xml:space="preserve">Jam vero ut ad quodlibet datum tempus, e-
              <lb/>
            pocha poſterius, inveniatur ejus ab apogæo diſtantia,
              <lb/>
            (namque hinc facile deinde perſpicere eſt quam pro-
              <lb/>
            pinqua Saturno apparitura ſit) addendus eſt ad mo-
              <lb/>
            tum Epochæ, motus comitis uſque ad tempus datum,
              <lb/>
            ex tabulis collectus; </s>
            <s xml:id="echoid-s6035" xml:space="preserve">hinc auferendus Saturni motus
              <lb/>
            apparens per idem temporis intervallum, qui ex Ephe-
              <lb/>
            meridibus cognoſcitur; </s>
            <s xml:id="echoid-s6036" xml:space="preserve">reliquum erit diſtantia comitis
              <lb/>
            ab apogæo quæſita. </s>
            <s xml:id="echoid-s6037" xml:space="preserve">Ut ſi datum fuerit tempus dies
              <lb/>
            25 Martii, anno 1655, hora 8 pom. </s>
            <s xml:id="echoid-s6038" xml:space="preserve">quæ prima no-
              <lb/>
            ſtra fuit obſervatio: </s>
            <s xml:id="echoid-s6039" xml:space="preserve">Motus Epochæ, ſive diſtantia Lu-
              <lb/>
            næ Saturniæ ab apogæo tempore Epochæ, quæ eſt
              <lb/>
            gr. </s>
            <s xml:id="echoid-s6040" xml:space="preserve">274, 21′, addita ad motum ejuſdem Lunæ inde ab
              <lb/>
            Epocha ad tempus datum, colligit gr. </s>
            <s xml:id="echoid-s6041" xml:space="preserve">278, 31′; </s>
            <s xml:id="echoid-s6042" xml:space="preserve">Hinc
              <lb/>
            ablato Saturni motu apparente per idem tempus, qui
              <lb/>
            invenitur gr. </s>
            <s xml:id="echoid-s6043" xml:space="preserve">22, 58′, relinquuntur gr. </s>
            <s xml:id="echoid-s6044" xml:space="preserve">255, 33′, diſtan-
              <lb/>
            tia Lunæ Saturni ab apogæo, quæ invenienda erat.
              <lb/>
            </s>
            <s xml:id="echoid-s6045" xml:space="preserve">Unde apparet in circulo (Tab. </s>
            <s xml:id="echoid-s6046" xml:space="preserve">LI. </s>
            <s xml:id="echoid-s6047" xml:space="preserve">fig. </s>
            <s xml:id="echoid-s6048" xml:space="preserve">3.)</s>
            <s xml:id="echoid-s6049" xml:space="preserve">, ubi A apogæi
              <lb/>
            locum referebat, fere ad numerum 12 illam conſtitiſſe,
              <lb/>
            eoque in maxima propemodum diſtantia viſam, uti re-
              <lb/>
            vera contigit. </s>
            <s xml:id="echoid-s6050" xml:space="preserve">Calculum autem ſubjicimus qui ſic or-
              <lb/>
            dinatur.</s>
            <s xml:id="echoid-s6051" xml:space="preserve"/>
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