Clavius, Christoph, In Sphaeram Ioannis de Sacro Bosco commentarius

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            <s xml:id="echoid-s12906" xml:space="preserve">
              <pb o="306" file="342" n="343" rhead="Comment in II. Cap. Sphæræ"/>
            lis declinationem, ſiue ad arcum eiuſdem Coluri, qui intercipitur inter cir-
              <lb/>
            culum Arcticum, & </s>
            <s xml:id="echoid-s12907" xml:space="preserve">polum mundi Arcticum, qui etiam arcus ęqualis eſt
              <lb/>
            maximę Solis declinationi. </s>
            <s xml:id="echoid-s12908" xml:space="preserve">Cum enim Colurus iſte, ſicut alij circuli in-
              <lb/>
            ſphęra, ſit 360. </s>
            <s xml:id="echoid-s12909" xml:space="preserve">grad. </s>
            <s xml:id="echoid-s12910" xml:space="preserve">quarta eius erit 90. </s>
            <s xml:id="echoid-s12911" xml:space="preserve">grad. </s>
            <s xml:id="echoid-s12912" xml:space="preserve">Cum igitur maxima So-
              <lb/>
            lis declinatio ſecundum Ptolemæum ſit 23. </s>
            <s xml:id="echoid-s12913" xml:space="preserve">grad. </s>
            <s xml:id="echoid-s12914" xml:space="preserve">& </s>
            <s xml:id="echoid-s12915" xml:space="preserve">51. </s>
            <s xml:id="echoid-s12916" xml:space="preserve">minutorum, & </s>
            <s xml:id="echoid-s12917" xml:space="preserve">
              <lb/>
            totidem graduum ſit arcus, qui eſt inter circulum Arcticum, & </s>
            <s xml:id="echoid-s12918" xml:space="preserve">polum
              <lb/>
            mundi Arcticum, ſi iſta duo ſimul iuncta, quæ fere faciunt 48. </s>
            <s xml:id="echoid-s12919" xml:space="preserve">gradus,
              <lb/>
            ſubtrahantur à 90. </s>
            <s xml:id="echoid-s12920" xml:space="preserve">reſiduum erunt 42. </s>
            <s xml:id="echoid-s12921" xml:space="preserve">gradus, quantus eſt arcus Coluri,
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            qui eſt inter primum punctum Cancri, & </s>
            <s xml:id="echoid-s12922" xml:space="preserve">circulum Arcticũ: </s>
            <s xml:id="echoid-s12923" xml:space="preserve">Et ſic patet,
              <lb/>
            quòd ille arcus fere duplus eſt ad maximam Solis declinationem.</s>
            <s xml:id="echoid-s12924" xml:space="preserve"/>
          </p>
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        <div xml:id="echoid-div668" type="section" level="1" n="227">
          <head xml:id="echoid-head238" xml:space="preserve">COMMENTARIVS.</head>
          <p>
            <s xml:id="echoid-s12925" xml:space="preserve">
              <emph style="sc">Colligit</emph>
            ex ijs, quæ dicta ſunt, arcum Coluri interceptum inter Tro-
              <lb/>
            picum ♋, & </s>
            <s xml:id="echoid-s12926" xml:space="preserve">circulum Arcticum, duplum fere eſſe maximæ declinationis
              <lb/>
            Solis, ſiue diſtantiæ poli zodiaci a polo mundi. </s>
            <s xml:id="echoid-s12927" xml:space="preserve">Cum enim, iuxta Ptolemæi
              <lb/>
            ſententiam, maxima Solis declinatio ſit grad. </s>
            <s xml:id="echoid-s12928" xml:space="preserve">23. </s>
            <s xml:id="echoid-s12929" xml:space="preserve">min. </s>
            <s xml:id="echoid-s12930" xml:space="preserve">51. </s>
            <s xml:id="echoid-s12931" xml:space="preserve">erit arcus ille ferme
              <lb/>
            grad. </s>
            <s xml:id="echoid-s12932" xml:space="preserve">42. </s>
            <s xml:id="echoid-s12933" xml:space="preserve">Iuxta tamen communem ſententiam hoc tempore maxima declina-
              <lb/>
            tio Solis eſt grad. </s>
            <s xml:id="echoid-s12934" xml:space="preserve">23. </s>
            <s xml:id="echoid-s12935" xml:space="preserve">min. </s>
            <s xml:id="echoid-s12936" xml:space="preserve">30. </s>
            <s xml:id="echoid-s12937" xml:space="preserve">Arcus autem dictus grad. </s>
            <s xml:id="echoid-s12938" xml:space="preserve">43.</s>
            <s xml:id="echoid-s12939" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div669" type="section" level="1" n="228">
          <head xml:id="echoid-head239" xml:space="preserve">DE CIRCVLO LACTEO.</head>
          <p>
            <s xml:id="echoid-s12940" xml:space="preserve">
              <emph style="sc">Porro</emph>
            quia præter hos decem ſphæræ circulos Proclus etiam agit de cir
              <lb/>
            culo lacteo, qui & </s>
            <s xml:id="echoid-s12941" xml:space="preserve">Galaxia dicitur, non abs re erit, paucis explicare hoc loco,
              <lb/>
            quidnam ſit circulus lacteus, & </s>
            <s xml:id="echoid-s12942" xml:space="preserve">per quas conſtellationes in cœlo incedat. </s>
            <s xml:id="echoid-s12943" xml:space="preserve">Cir-
              <lb/>
              <note position="left" xlink:label="note-342-01" xlink:href="note-342-01a" xml:space="preserve">E
                <unsure/>
              acteus cir
                <lb/>
              culus.</note>
            culus igitur lacteus eſt maximus in cœlo latitudinem, & </s>
            <s xml:id="echoid-s12944" xml:space="preserve">ſplendõ
              <unsure/>
            rem habens
              <lb/>
            varium, ita ut in una parte maiorem habeat latitudinem, quã in alia; </s>
            <s xml:id="echoid-s12945" xml:space="preserve">Itẽ ma-
              <lb/>
            iorem candorem in una parte, quàm in alia, incedens per Geminos, & </s>
            <s xml:id="echoid-s12946" xml:space="preserve">Sagitta
              <lb/>
              <note position="left" xlink:label="note-342-02" xlink:href="note-342-02a" xml:space="preserve">Vnde pro-
                <lb/>
              ueniat can-
                <lb/>
              dor in la-
                <lb/>
              cteo circu-
                <lb/>
              lo.</note>
            rium, ut copioſiſſime explicat Ptolemæus Dict. </s>
            <s xml:id="echoid-s12947" xml:space="preserve">8. </s>
            <s xml:id="echoid-s12948" xml:space="preserve">cap.</s>
            <s xml:id="echoid-s12949" xml:space="preserve">2. </s>
            <s xml:id="echoid-s12950" xml:space="preserve">Candor vero eius, a
              <lb/>
            quo lactei nomen habet, prouenit, ut nonnullis placet, ex multitudine nimia
              <lb/>
            ſtellarum exiguarum, quæ in ipſo continentur, & </s>
            <s xml:id="echoid-s12951" xml:space="preserve">ad noſtrũ uiſum diſtincte nõ
              <lb/>
            perueniunt, ſicut cæteræ ſtellæ. </s>
            <s xml:id="echoid-s12952" xml:space="preserve">Ego tamen cum alijs probabilius exiſtimo, La
              <lb/>
            cteum circulum eſſe partem Firmamenti continua, & </s>
            <s xml:id="echoid-s12953" xml:space="preserve">denſiorem alijs partibus
              <lb/>
            cœli, ita ut lumen Solis recipere poſſit, non tamen ſicut aliæ ſtellæ, quæ ſunt
              <lb/>
              <note position="left" xlink:label="note-342-03" xlink:href="note-342-03a" xml:space="preserve">Lacteũ cir-
                <lb/>
              culum exi-
                <lb/>
              ſtere in Fir
                <lb/>
              ma mento,
                <lb/>
              non aũt in
                <lb/>
              aere.</note>
            partes Firmamenti multo denſiores, & </s>
            <s xml:id="echoid-s12954" xml:space="preserve">inter ſe diſtantes; </s>
            <s xml:id="echoid-s12955" xml:space="preserve">quid quid fabulentur
              <lb/>
            Poetæ de lacte Iunonis, & </s>
            <s xml:id="echoid-s12956" xml:space="preserve">combuſtione, quam Sol effecit. </s>
            <s xml:id="echoid-s12957" xml:space="preserve">Itaque lacteus cir-
              <lb/>
            culus uere exiſtit in Firmamento, non autem in regione aeris, ut Ariſtoteles
              <lb/>
            uolebat. </s>
            <s xml:id="echoid-s12958" xml:space="preserve">Nã hac ratione nõ cerneretur in quacunq; </s>
            <s xml:id="echoid-s12959" xml:space="preserve">orbis terreni parte tran-
              <lb/>
            ſire præciſe per eaſdem ſtellas Firmamenti, quemadmodum neq; </s>
            <s xml:id="echoid-s12960" xml:space="preserve">Cometa, qui
              <lb/>
            in aere exiſtit, in omnibus regionibus ſub eadem ſtella fixa conſpicitur, quod
              <lb/>
            falſum eſt. </s>
            <s xml:id="echoid-s12961" xml:space="preserve">Incedit enim lacteus circulus perpetuo, ut uidere eſt apud Pt
              <unsure/>
            ole-
              <lb/>
              <note position="left" xlink:label="note-342-04" xlink:href="note-342-04a" xml:space="preserve">Per quas
                <lb/>
              cõſtellatio-
                <lb/>
              nes circulus
                <lb/>
              @cteus. in-
                <lb/>
              @edat.</note>
            mæum loco citato, & </s>
            <s xml:id="echoid-s12962" xml:space="preserve">experientia docet, per Caſſiopeiam, Cygnum, Aquilam
              <lb/>
            volantem, ſagittam Sagittarij, & </s>
            <s xml:id="echoid-s12963" xml:space="preserve">caudam Scorpij, Centaurum, Argonauem,
              <lb/>
            pedes Geminorum, Heniochum, ſiue Aurigam, & </s>
            <s xml:id="echoid-s12964" xml:space="preserve">Perſeum, ut clariſſime </s>
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