Clavius, Christoph, In Sphaeram Ioannis de Sacro Bosco commentarius

Table of contents

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[91.] THEOR. 14. PROPOS. 16.
Page: 137 (100)
[92.] THEOR. 15. PROPOS. 17.
Page: 139 (102)
[93.] THEOR. 16. PROPOS. 18.
Page: 139 (102)
[94.] COMMENTARIVS.
Page: 142 (105)
[95.] COMMENTARIVS.
Page: 143 (106)
[96.] COMMENTARIVS.
Page: 145 (108)
[97.] TERRAM, ET AQVAM ESSE ROTVNDAS.
Page: 147 (110)
[98.] COMMENTARIVS.
Page: 147 (110)
[99.] COMMENTARIVS.
Page: 150 (113)
[100.] COMMENTARIVS.
Page: 151 (114)
[101.] COMMENTARIVS.
Page: 152 (115)
[102.] COMMENTARIVS.
Page: 152 (115)
[103.] AN EX TERRA, ET AQVA VNVS FIAT GLO-bus, hoc eſt, an horum elementorum conuexæ ſuperficies idem habeant centrum.
Page: 154 (117)
[104.] TERRAM ESSE CENTRVM MVNDI.
Page: 172 (135)
[105.] COMMENTARIVS.
Page: 172 (135)
[106.] COMMENTARIVS.
Page: 173 (136)
[107.] COMMENTARIVS.
Page: 180 (143)
[108.] COMMENTARIVS.
Page: 181 (144)
[109.] COMMENTARIVS.
Page: 185 (148)
[110.] Omnes ſtellæ 4. magnit. Quartæ.
Page: 209 (172)
[111.] Omnes ſtellæ 12. Tertiæ magnit. 2. Quartæ 6. Quintæ 4.
Page: 211 (174)
[112.] IN PLAGA ERGO AVSTRALI STELLÆ omnes 316. Primæ magnitud. 7. Secundæ 18. Tertiæ 60. Quar-tæ 168. Quintæ 53. Sextæ 9. Neb. 1. IN TOTO AVTEM FIRMAMENTO STELLÆ omnes, præter tres in cincinno. 1022. vt ſupra dictum eſt.
Page: 218 (181)
[113.] VSVS PRÆCEDENTIS TABVLAE.
Page: 218 (181)
[114.] DE STELLARVM DECLINATIONIBVS inueſtigandis.
Page: 220 (183)
[115.] DE QVANTITATE STELLARVM.
Page: 222 (185)
[116.] Proportiones diametrorum ſtellarum omnium ad diametrum terræ.
Page: 223 (186)
[117.] Quoties diameter cuiuſuis ſtellæ diametrum terræ, uel diameter terræ diametrum ſtellæ in ſe contineat.
Page: 224 (187)
[118.] Proportiones magnitudinum ftellarum omnium ad magnitudinem terrę.
Page: 224 (187)
[119.] Quoties magnitudo cuiuſuis ſtellæ magnitudinem terræ, uel magnitu-do terrę magnitudinem ſtellæ in ſe contineat.
Page: 225 (188)
[120.] TERRAM ESSE IMMOBILEM.
Page: 232 (195)
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            <s xml:id="echoid-s1073" xml:space="preserve">
              <pb o="23" file="059" n="60" rhead="Ioan. de Sacro Boſco."/>
            trionem, altera ad auſtrũ. </s>
            <s xml:id="echoid-s1074" xml:space="preserve">Punctum autem medium vtriuſq. </s>
            <s xml:id="echoid-s1075" xml:space="preserve">medietatis recedat
              <lb/>
            ab Aequinoctiali tantum, quantum poli Zodiaci a polis mundi recedunt; </s>
            <s xml:id="echoid-s1076" xml:space="preserve">quę
              <lb/>
            quidem diſtantia continet grad. </s>
            <s xml:id="echoid-s1077" xml:space="preserve">23. </s>
            <s xml:id="echoid-s1078" xml:space="preserve">& </s>
            <s xml:id="echoid-s1079" xml:space="preserve">ſemis. </s>
            <s xml:id="echoid-s1080" xml:space="preserve">Appellamus gradum particulam
              <lb/>
            unam cuiuſuis circuli diuiſi in 360. </s>
            <s xml:id="echoid-s1081" xml:space="preserve">partes. </s>
            <s xml:id="echoid-s1082" xml:space="preserve">In tot enim partes quemlibet circu
              <lb/>
            lum partiuntur Aſtronomi. </s>
            <s xml:id="echoid-s1083" xml:space="preserve">Cęterum in Zodiaco conſiderantur quatuor pun
              <lb/>
            cta pręcipua, quorum duo dicuntur Aequinoctialia, duo uero Solſtitialia.
              <lb/>
            </s>
            <s xml:id="echoid-s1084" xml:space="preserve">Æquinoctialia ſunt illa, quibus Zodiacus Æquinoctialem ſecat: </s>
            <s xml:id="echoid-s1085" xml:space="preserve">Solſtitialia. </s>
            <s xml:id="echoid-s1086" xml:space="preserve">
              <lb/>
              <note position="right" xlink:label="note-059-01" xlink:href="note-059-01a" xml:space="preserve">Pũcta æqu@
                <lb/>
              noctialia,
                <lb/>
              & ſolſtiti@-
                <lb/>
              lia.</note>
            vero duo illa, quæ maxime diximus ab Æquinoctiali remoueri. </s>
            <s xml:id="echoid-s1087" xml:space="preserve">Rurſus puncto-
              <lb/>
            rum ęquinoctialium illud, quod polo arctico eſt ad dexteram, (ſi nimirum me
              <lb/>
            dietas Zodiaci, quę in Septentrionem inclinat, in ſuperiori hemiſphęrio con-
              <lb/>
            ſtituatur) uel in occidenre ponitur, Vernum dicitur, eſtq́. </s>
            <s xml:id="echoid-s1088" xml:space="preserve">principium A@ietis:
              <lb/>
            </s>
            <s xml:id="echoid-s1089" xml:space="preserve">Alterum vero, quod eidem polo eſt ad ad ſiniſtram, (eũdem ſitum habente ſpę
              <lb/>
            ra) uel in oriente ponitur, Autumnale uocatur, eſtq́ue principium Librę. </s>
            <s xml:id="echoid-s1090" xml:space="preserve">Vel@
              <lb/>
            ſi mauis, punctum illud Zodiaci ſpectat ad Vernum ęquinoctium, quod prin-
              <lb/>
            cipium eſt ſemicirculi ad polum arcticum vergentis, procedendo ab occaſu in
              <lb/>
            ortum: </s>
            <s xml:id="echoid-s1091" xml:space="preserve">terminus uero eiuſdem ſemirculi, hoc eſt, punctum illud Zodiaci ad
              <lb/>
            ęquinoctium Autumnale pertinet, quod principium eſt ſemirculi alterius ad
              <lb/>
            antarcticum polum inclinantis, progrediendo etiam ab occaſu in ortum. </s>
            <s xml:id="echoid-s1092" xml:space="preserve">Solſti
              <lb/>
            tialium quoq. </s>
            <s xml:id="echoid-s1093" xml:space="preserve">punctorum illud, quod ab æquinoctiali in ſeptentrionem rece-
              <lb/>
            dit, ęſtiuum appellatur, eſtq́. </s>
            <s xml:id="echoid-s1094" xml:space="preserve">principium Cancri: </s>
            <s xml:id="echoid-s1095" xml:space="preserve">Reliquum uero, quod ad au-
              <lb/>
            ſtrum ſecedit, nuncupatur hybernum, eſtq́. </s>
            <s xml:id="echoid-s1096" xml:space="preserve">principium Capricorni. </s>
            <s xml:id="echoid-s1097" xml:space="preserve">Atque hęc
              <lb/>
            quatuor pũcta diligenter ſunt notãda, vt alij circuli ſphęræ intelligi poſſint.</s>
            <s xml:id="echoid-s1098" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1099" xml:space="preserve">
              <emph style="sc">Colvrvs</emph>
            Solſtitiorum eſt ille circulus, qui per polus mundi, polos Zo
              <lb/>
              <note position="right" xlink:label="note-059-02" xlink:href="note-059-02a" xml:space="preserve">Colu@ Sol-
                <lb/>
              ſtitiorum.</note>
            diaci, & </s>
            <s xml:id="echoid-s1100" xml:space="preserve">puncta Solſtitialia incedit.</s>
            <s xml:id="echoid-s1101" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1102" xml:space="preserve">
              <emph style="sc">Colvrvs</emph>
            Æquinoctiorum eſt circulus ille, qui per polos mundi, & </s>
            <s xml:id="echoid-s1103" xml:space="preserve">pun
              <lb/>
            cta ęquinoctialia ingreditur, non autem per polos Zodiaci.</s>
            <s xml:id="echoid-s1104" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1105" xml:space="preserve">
              <emph style="sc">Meridianvs</emph>
            circuius eſt ille, qui per mundi polos, & </s>
            <s xml:id="echoid-s1106" xml:space="preserve">uerticem loci
              <lb/>
              <note position="right" xlink:label="note-059-03" xlink:href="note-059-03a" xml:space="preserve">Colurùs æ-
                <lb/>
              quinoctio-
                <lb/>
              rum.</note>
            ducitur, ſupereminetq́ue alijs maioribus circulis in ſphęra materiali. </s>
            <s xml:id="echoid-s1107" xml:space="preserve">Eſt autem
              <lb/>
            vertex loci, punctum in cęlo, quod directe ſuprapoſitum eſt illi loco, quale eſt
              <lb/>
              <note position="right" xlink:label="note-059-04" xlink:href="note-059-04a" xml:space="preserve">Meridia-
                <lb/>
              nus.</note>
            illud, quod oſtendit cacumen alicuius turris, ſi ad cęlum uſque extenderetur:
              <lb/>
            </s>
            <s xml:id="echoid-s1108" xml:space="preserve">Siue illud, quod uertici capitis cuiusuis hominis imminet. </s>
            <s xml:id="echoid-s1109" xml:space="preserve">Hoc autem pun-
              <lb/>
              <note position="right" xlink:label="note-059-05" xlink:href="note-059-05a" xml:space="preserve">Vertex lo-
                <lb/>
              ci, ſeu Ze-
                <lb/>
              nith.</note>
            ctum Arabes dicunt Zenith: </s>
            <s xml:id="echoid-s1110" xml:space="preserve">Oppoſitum uero punctum per diametrum, quod
              <lb/>
            eadem turris oſtendit, ſi in alteram cęli partem intelligatur excurrere, appel-
              <lb/>
            lant Nadir.</s>
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          </p>
          <p>
            <s xml:id="echoid-s1112" xml:space="preserve">
              <emph style="sc">Horizon</emph>
            , eſt circulus maior eſt uertice loci, tanquam polo, deſcriptus,
              <lb/>
              <note position="right" xlink:label="note-059-06" xlink:href="note-059-06a" xml:space="preserve">Nadir lo@
                <lb/>
              Horizon.</note>
            qui alijs etiam circulis in materiali ſphęra ſupereminet, diuiditq́ue Meridia-
              <lb/>
            num, ab eodemq́ue diuiditur ad angulos rectos ſphęrales: </s>
            <s xml:id="echoid-s1113" xml:space="preserve">ſeparatque hemi-
              <lb/>
            ſphærium viſum a non uiſo.</s>
            <s xml:id="echoid-s1114" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1115" xml:space="preserve">
              <emph style="sc">Tropicvs</emph>
            Cancri dicitur ille circulus minor, qui ex parte poli Arctici
              <lb/>
              <note position="right" xlink:label="note-059-07" xlink:href="note-059-07a" xml:space="preserve">Tropicus
                <lb/>
              Canc@i.</note>
            ęquidiſtat Æquinoctiali, tranſitq́ue per illud punctum Zodiaci maxime ab Æ-
              <lb/>
            quinoctiali remotum, quod principium Cancri ſupra diximus nominari.</s>
            <s xml:id="echoid-s1116" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1117" xml:space="preserve">
              <emph style="sc">Tropicvs</emph>
            Capricorni uocatur ille minor circulus, qui ex parte poli
              <lb/>
              <note position="right" xlink:label="note-059-08" xlink:href="note-059-08a" xml:space="preserve">Tropicus
                <lb/>
              Capricorni.</note>
            Antar ctici Æquinoctiali ęquidiſtat, tranſitq́ue per illud punctum Zodiaci,
              <lb/>
            quod ſupra monuimus appellari principium Capricorni.</s>
            <s xml:id="echoid-s1118" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1119" xml:space="preserve">
              <emph style="sc">Arcticvs</emph>
            circulus eſt minor, qui prope polum arcticum deſcriptus eſt
              <lb/>
            per polum Zodiaci parallelus exiſtens Aequinoctiali.</s>
            <s xml:id="echoid-s1120" xml:space="preserve"/>
          </p>
          <note position="right" xml:space="preserve">Circulus ac
            <lb/>
          cticus.</note>
          <p>
            <s xml:id="echoid-s1121" xml:space="preserve">
              <emph style="sc">Antarcticvs</emph>
            circulus eſt quoq. </s>
            <s xml:id="echoid-s1122" xml:space="preserve">minor, qui iuxta polum antarcti-
              <lb/>
              <note position="right" xlink:label="note-059-10" xlink:href="note-059-10a" xml:space="preserve">Circulus
                <lb/>
              antarcticus</note>
            cũ incedit per alterum Zodiaci polum, ęquidiſtãs etiam Æquinoctiali circulo.</s>
            <s xml:id="echoid-s1123" xml:space="preserve"/>
          </p>
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