Clavius, Christoph, In Sphaeram Ioannis de Sacro Bosco commentarius

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          <p>
            <s xml:id="echoid-s3068" xml:space="preserve">
              <pb o="61" file="097" n="98" rhead="Ioan. de Sacro Boſco."/>
            grad. </s>
            <s xml:id="echoid-s3069" xml:space="preserve">quaſi 16. </s>
            <s xml:id="echoid-s3070" xml:space="preserve">Conſtat igitur huius ſtellæ declinationem ſeptentrionalẽ ſem
              <lb/>
            per incrementum ſuſcepiſſe, quoniam nimrum exiſtit in medietate ſphæræ,
              <lb/>
            quæ a principio ♑, per ♈, ad principium ♋, porrigitur. </s>
            <s xml:id="echoid-s3071" xml:space="preserve">Similiter Alhabor,
              <lb/>
            quæ ſtella dicit̃ canis maior, (eſt enim hæc ſtella in ore canis maioris, & </s>
            <s xml:id="echoid-s3072" xml:space="preserve">tem
              <lb/>
            pore antiquorum exiſtebat in eadem ſphæræ medietate) tẽpore Timocharis
              <lb/>
            habuit declinationem auſtralem ſiue meridionalem grad. </s>
            <s xml:id="echoid-s3073" xml:space="preserve">16. </s>
            <s xml:id="echoid-s3074" xml:space="preserve">min. </s>
            <s xml:id="echoid-s3075" xml:space="preserve">20. </s>
            <s xml:id="echoid-s3076" xml:space="preserve">Tempo
              <lb/>
            re deinde Abrachis ſiue Hipparchi grad. </s>
            <s xml:id="echoid-s3077" xml:space="preserve">16. </s>
            <s xml:id="echoid-s3078" xml:space="preserve">duntaxat: </s>
            <s xml:id="echoid-s3079" xml:space="preserve">Tempore deniq; </s>
            <s xml:id="echoid-s3080" xml:space="preserve">Pto-
              <lb/>
            lemæi grad. </s>
            <s xml:id="echoid-s3081" xml:space="preserve">15. </s>
            <s xml:id="echoid-s3082" xml:space="preserve">min. </s>
            <s xml:id="echoid-s3083" xml:space="preserve">35. </s>
            <s xml:id="echoid-s3084" xml:space="preserve">Vbi etiam perſpicuum eſt, ſemper decreuiſſe declina
              <lb/>
            tionem auſtralem: </s>
            <s xml:id="echoid-s3085" xml:space="preserve">At vero hac noſtra tempeſtate, quoniã eadem ſtella repe-
              <lb/>
            ritur in altera ſphæræ medietate, habet iterũ deelinationem auſtralẽ grad.
              <lb/>
            </s>
            <s xml:id="echoid-s3086" xml:space="preserve">16. </s>
            <s xml:id="echoid-s3087" xml:space="preserve">fere. </s>
            <s xml:id="echoid-s3088" xml:space="preserve">Vbi manifeſte perſpicitur, eandem declinationem auſtralem iam ite-
              <lb/>
            rum creſcere. </s>
            <s xml:id="echoid-s3089" xml:space="preserve">Poſtremo (plura enim huiuſmodi exempla inuenies apud Pto-
              <lb/>
            lemæũ, & </s>
            <s xml:id="echoid-s3090" xml:space="preserve">Ioan. </s>
            <s xml:id="echoid-s3091" xml:space="preserve">de Regiom.) </s>
            <s xml:id="echoid-s3092" xml:space="preserve">Azimech, quæ ſtella appellatur ſpica ♍, habuit
              <lb/>
            apud Timocharẽ declinationẽ ſeptẽtrionalẽ. </s>
            <s xml:id="echoid-s3093" xml:space="preserve">gra. </s>
            <s xml:id="echoid-s3094" xml:space="preserve">1. </s>
            <s xml:id="echoid-s3095" xml:space="preserve">mi. </s>
            <s xml:id="echoid-s3096" xml:space="preserve">24. </s>
            <s xml:id="echoid-s3097" xml:space="preserve">Apud Abrachim,
              <lb/>
            ſiue Hipparchum, ſolum min. </s>
            <s xml:id="echoid-s3098" xml:space="preserve">36. </s>
            <s xml:id="echoid-s3099" xml:space="preserve">Apud Ptol. </s>
            <s xml:id="echoid-s3100" xml:space="preserve">vero habuit declinationem au-
              <lb/>
            ſtralem min. </s>
            <s xml:id="echoid-s3101" xml:space="preserve">40. </s>
            <s xml:id="echoid-s3102" xml:space="preserve">Nunc autem reperitur habere declinationem auſtralem gra. </s>
            <s xml:id="echoid-s3103" xml:space="preserve">
              <lb/>
            8. </s>
            <s xml:id="echoid-s3104" xml:space="preserve">min. </s>
            <s xml:id="echoid-s3105" xml:space="preserve">20. </s>
            <s xml:id="echoid-s3106" xml:space="preserve">fere; </s>
            <s xml:id="echoid-s3107" xml:space="preserve">Ex quo exemplo liquido conſtat, huius ſtellæ declinationem
              <lb/>
            ſeptentrionalem (quoniam nimirum exiſtit in ea ſphæræ medietate, quæ cõ
              <lb/>
            prehenditur inter ♋, & </s>
            <s xml:id="echoid-s3108" xml:space="preserve">♑, per ♎, procedendo) ſemper decreuiſſe, meridio-
              <lb/>
            nalem uero auctam fuiſſe. </s>
            <s xml:id="echoid-s3109" xml:space="preserve">In his omnibus porro exemplis perſpicue intueri
              <lb/>
            licet, maiorem uarietatem declinationum accidiſſe prope æquinoctialem cir
              <lb/>
            culum, quam apud tropicos. </s>
            <s xml:id="echoid-s3110" xml:space="preserve">Firmiſſima ergo demonſtratione collegerunt
              <lb/>
            Aſtronomi, ſtellas fixas proprio motu ab occidente in orientem ferri, non
              <lb/>
            quidem ſuper polos mundi, ſed ſuper alios diſtinctos polos; </s>
            <s xml:id="echoid-s3111" xml:space="preserve">aliàs enim habe-
              <lb/>
            rent ſemper eandem & </s>
            <s xml:id="echoid-s3112" xml:space="preserve">inuariabilem ab æquinoctiali circulo declinationẽ,
              <lb/>
            quod cum obſeruationibus Aſtronomorum pugnat.</s>
            <s xml:id="echoid-s3113" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s3114" xml:space="preserve">
              <emph style="sc">Et</emph>
            quoniam cognouerunt ſtellas fixas, licet varient, ut dictum eſt, decli-
              <lb/>
            nationes ab æquinoctiali circulo, eandẽ tamen ſemper obtinere latitudinẽ,
              <lb/>
            hoc eſt, eandem diſtantiã ab ecliptica linea, quæ per medium Zodiacum tran
              <lb/>
            ſit, ut ex eorundem Aſtronomorũ obſeruationibus cõſtat. </s>
            <s xml:id="echoid-s3115" xml:space="preserve">Semper enim v.</s>
            <s xml:id="echoid-s3116" xml:space="preserve">g.
              <lb/>
            </s>
            <s xml:id="echoid-s3117" xml:space="preserve">ſtella, q̃ uocatur Atctophylax, ſeu Arcturus, deprehẽſa eſt deflectere ab ecli-
              <lb/>
            ptica uerſus ſeptentrionẽ grad. </s>
            <s xml:id="echoid-s3118" xml:space="preserve">31. </s>
            <s xml:id="echoid-s3119" xml:space="preserve">min. </s>
            <s xml:id="echoid-s3120" xml:space="preserve">30. </s>
            <s xml:id="echoid-s3121" xml:space="preserve">idemq́; </s>
            <s xml:id="echoid-s3122" xml:space="preserve">proportione quadam in
              <lb/>
            alijs ſtellis fixis omnibus obſeruatũ fuit: </s>
            <s xml:id="echoid-s3123" xml:space="preserve">Neceſſaria ratiocinatione concludi-
              <lb/>
            tur, eas moueri præciſe ſuper polos Zodiaci, & </s>
            <s xml:id="echoid-s3124" xml:space="preserve">ſecundum circulum Zodiacũ; </s>
            <s xml:id="echoid-s3125" xml:space="preserve">
              <lb/>
            hoc enim poſito, deſcribent omnes ſtellæ ad motum ab occaſu in ortum cir
              <lb/>
            culos parallelos ipſi Zodiaco, æqualiterq́ue ſemper ab eodem diſtabunt.</s>
            <s xml:id="echoid-s3126" xml:space="preserve"/>
          </p>
          <note position="right" xml:space="preserve">Duo argu-
            <lb/>
          menta ad-
            <lb/>
          uerſus mo
            <lb/>
          tum ſtella-
            <lb/>
          rum fixarũ
            <lb/>
          ab occaſu
            <lb/>
          in ortũ ſu-
            <lb/>
          per polos
            <lb/>
          Zodiaci, eo
            <lb/>
          ruinque ſo
            <lb/>
          lutio.</note>
          <p>
            <s xml:id="echoid-s3127" xml:space="preserve">
              <emph style="sc">Non</emph>
            poſſum hoc loco ſilentio præterire duo argumenta eruditiſſimi cu
              <lb/>
            iuſdam uiri, ac nobiliſſimi, qui nõ multis ab hinc annis floruit, quibus demõ-
              <lb/>
            ſtrare nititur in ſcriptis quibuſdã ad hanc rẽ confectis, quæ ego in cõgrega-
              <lb/>
            tione, quæ iuſſu ſummi Pontiſicis de Calẽdarij correctione Romæ nuper ha
              <lb/>
            bebatur, perlegi non indiligenter, fictitium omnino eſſe hunc motum ſtel-
              <lb/>
            larum fixarum ab occaſu in ortum ſuperpolos Zodiaci, ficta etiam eſſe om-
              <lb/>
            niailla phænomena, quibus Ptolemæus, alijq́ue Aſtronomi dictum motum
              <lb/>
            in ſcholas introducete conati ſunt. </s>
            <s xml:id="echoid-s3128" xml:space="preserve">Atgumenta enim hæc non parum nego
              <lb/>
            tij faceſſere poſſent cuiuis parum in ſtellarum cognitione uerſato, quæ ſunt
              <lb/>
            eiuſmodi. </s>
            <s xml:id="echoid-s3129" xml:space="preserve">Canopus, quæ ſtella lucidiſſima in temone argonauis exiſtit, in
              <lb/>
            Europa non cernitur, quòd ſit nimis auſtralis; </s>
            <s xml:id="echoid-s3130" xml:space="preserve">Alexandriæ autem, vt re-
              <lb/>
            fert Plinius lib. </s>
            <s xml:id="echoid-s3131" xml:space="preserve">primo Naturalis hiſtoriæ capit. </s>
            <s xml:id="echoid-s3132" xml:space="preserve">70. </s>
            <s xml:id="echoid-s3133" xml:space="preserve">quarta fere parte </s>
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