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-s5410" xml:space="preserve">
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            intuemur major adhuc error contingit. </s>
            <s xml:id="echoid-s5411" xml:space="preserve">nam cum, exempli
              <lb/>
            gratia, vel triplo latior ſecundum diametrum appareat Jupi-
              <lb/>
            ter, oculo altero per teleſcopium noſtrum ſpectatus, quam
              <lb/>
            Luna oculo altero vacuo, atque adeo utrâque hac ſpecie, in
              <lb/>
            unum convenire juſsâ, latè à JoveLuna contegatur; </s>
            <s xml:id="echoid-s5412" xml:space="preserve">nihilo-
              <lb/>
            minus cum ſeorſim Jupiter inſpicitur, trium circiter digito-
              <lb/>
            rum latitudinem pleriſque ſpectatoribus æquare tantummodo
              <lb/>
            exiſtimatur. </s>
            <s xml:id="echoid-s5413" xml:space="preserve">quanquam aliquos repererim qui diſco Lunari æ-
              <lb/>
            qualem faciebant, atque ita tertiam partem ſaltem tribuebant
              <lb/>
            ejus quæ reipſa apparet amplitudinis. </s>
            <s xml:id="echoid-s5414" xml:space="preserve">Quamobrem de mul-
              <lb/>
            tiplicatione teleſcopii malè hoc modo inquiri certum eſt. </s>
            <s xml:id="echoid-s5415" xml:space="preserve">Fiet
              <lb/>
            autem rectè Galilei methodo, quam in Sidereo nuntio tradi-
              <lb/>
            dit; </s>
            <s xml:id="echoid-s5416" xml:space="preserve">vel, quia hæc in prægrandibus teleſcopiis difficultatem
              <lb/>
            habet, inquirendo foci diſtantias in ſingulis vitris, eaſque in-
              <lb/>
            ter ſe comparando. </s>
            <s xml:id="echoid-s5417" xml:space="preserve">Qua ratione diximus centuplum fere au-
              <lb/>
            gmentum tuborum noſtrorum reperiri.</s>
            <s xml:id="echoid-s5418" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5419" xml:space="preserve">Cæterùm libenter intellecturos credo qui hæc legent, qua-
              <lb/>
              <note position="right" xlink:label="note-0267-01" xlink:href="note-0267-01a" xml:space="preserve">Quæna@
                <lb/>
              circa plan@-
                <lb/>
              tas cæteros &
                <lb/>
              fixas obſer-
                <lb/>
              vata.</note>
            lia etiam eorum ope de reliquis præter Saturnum planetis fi-
              <lb/>
            xiſque ſtellis obſervaverimus: </s>
            <s xml:id="echoid-s5420" xml:space="preserve">de quibus breviter ergo hæc
              <lb/>
            habeant. </s>
            <s xml:id="echoid-s5421" xml:space="preserve">In primis ſæpe illud quæſivimus, num aliqui etiam
              <lb/>
            apud Venerem, Martem aut Mercurium comites circumfer-
              <lb/>
            rentur, ubi tamen nullos unquam reperimus. </s>
            <s xml:id="echoid-s5422" xml:space="preserve">Apud Jovem
              <lb/>
            autem quatuor neque amplius. </s>
            <s xml:id="echoid-s5423" xml:space="preserve">Qui quidem ſemper ac facilè
              <lb/>
            teleſcopio noſtro patent, niſi cum diſco ſuo aut umbra Jupi-
              <lb/>
            ter aliquem abſcondit. </s>
            <s xml:id="echoid-s5424" xml:space="preserve">Inde verò quamprimum rurſus emer-
              <lb/>
            gere incipiunt fiunt conſpicui, imò priuſquam toti exierint,
              <lb/>
            ut non ſemel me vidiſſe memini. </s>
            <s xml:id="echoid-s5425" xml:space="preserve">Porrò quæ in Jove zonæ
              <lb/>
              <note position="right" xlink:label="note-0267-02" xlink:href="note-0267-02a" xml:space="preserve">In Jovis
                <lb/>
              diſco zonæ
                <lb/>
              candicantes.</note>
            ſeu faſciæ quibuſdam animadverſæ ſunt, non ſemper eâdem
              <lb/>
            formâ præditæ; </s>
            <s xml:id="echoid-s5426" xml:space="preserve">has ego & </s>
            <s xml:id="echoid-s5427" xml:space="preserve">qui mecum obſervarunt perſpi-
              <lb/>
            cuè ſæpe animadvertimus reliquo Jovis corpore magis luci-
              <lb/>
            das, cum tamen alii obſcuriores aſſerant; </s>
            <s xml:id="echoid-s5428" xml:space="preserve">quibus forſitan in-
              <lb/>
            terjectum ſpatium inter binas zonas lucidiores pro una ob-
              <lb/>
            ſcuriore fuerit. </s>
            <s xml:id="echoid-s5429" xml:space="preserve">Atque anno quidem 1656, multo majori in-
              <lb/>
              <note position="right" xlink:label="note-0267-03" xlink:href="note-0267-03a" xml:space="preserve">TAB.
                <lb/>
              XLVII.
                <lb/>
              Fig. 1. 2.</note>
            tervallo, quam ſequentibus tribus, illas à ſe mutuo diſtare
              <lb/>
            comperimus, ſicut in adjunctis delineationibus videre eſt.
              <lb/>
            </s>
            <s xml:id="echoid-s5430" xml:space="preserve">Qua ex inſtabilitate non malè forſan colligemus, ad </s>
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