Vitruvius, De architectura libri decem, 1567

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            <pb o="292" file="514.01.324" n="324" rhead="LIBER"/>
            <p style="it">
              <s xml:id="echoid-s22106" xml:space="preserve">qui ſunt, qui fulſiones huiuſmodi, ortus, uel occaſus matutinos, uel ueſpertinos uocant, non ideo quia ſtella, uel
                <lb/>
              ſydus oriatur, & </s>
              <s xml:id="echoid-s22107" xml:space="preserve">ſupra horizonta conſurgat, quoniam uiſio Veſpertina in occiduo borizonte ſpectatur, ſed
                <lb/>
              propterea quod emergit e radijs Solis, aut in Solis fulgore ſubintrat. </s>
              <s xml:id="echoid-s22108" xml:space="preserve">Nunc dicam quibus ſtellis huiuſ modi
                <lb/>
              fulſiones eueniant, nam ſecus accidunt his, quæ tardiores ſunt Sole, aliter his quæ celeriores. </s>
              <s xml:id="echoid-s22109" xml:space="preserve">s̃tellæ igitur fi-
                <lb/>
              xœ; </s>
              <s xml:id="echoid-s22110" xml:space="preserve">& </s>
              <s xml:id="echoid-s22111" xml:space="preserve">tria errantia ſuperiora Sole (quoniam tardius mouentur) paulo ante occaſum ueſpertinum uerum
                <lb/>
              poſt Solem occidunt, & </s>
              <s xml:id="echoid-s22112" xml:space="preserve">uideri poſſunt. </s>
              <s xml:id="echoid-s22113" xml:space="preserve">Sed poſtea ad ea Sol accedens orientem uerſus, quoniam illis celerius
                <lb/>
              fertur, in oriente occiduo ultimam fulſionem ueſpertinam efficiunt, aut occultantur, donec poſt uerum ortum
                <lb/>
              matutinum ab Sole orientem uerſus abſcedentia in horizonte orientis primam efficiant fulſionem matutinam.
                <lb/>
              </s>
              <s xml:id="echoid-s22114" xml:space="preserve">Verum Luna paulò ante ortum matutinum cerni poteſtante ſolis ortum. </s>
              <s xml:id="echoid-s22115" xml:space="preserve">Sed cum uerſus orientem ad Solem
                <lb/>
                <note position="left" xlink:label="note-514.01.324-01" xlink:href="note-514.01.324-01a" xml:space="preserve">10</note>
              proprius accedat, cum ipſa celeriori motu feratur, facit postremam fulſionem matutinam in oriente, & </s>
              <s xml:id="echoid-s22116" xml:space="preserve">noſtro
                <lb/>
              ſubtrabitur aſpectui, donec poſt uerum occaſum veſpertinum ab Sole abſcedens efficiat in occaſu primam ful-
                <lb/>
              ſionem veſpertinam. </s>
              <s xml:id="echoid-s22117" xml:space="preserve">Sed Venus, & </s>
              <s xml:id="echoid-s22118" xml:space="preserve">Mercurius, quoniam interim tardiori, interim celeriori motione Sole ip-
                <lb/>
              ſo feruntur, idem faciunt, quod tria ſuperiora ſydera, & </s>
              <s xml:id="echoid-s22119" xml:space="preserve">interdum Lunam imitantur. </s>
              <s xml:id="echoid-s22120" xml:space="preserve">Nam & </s>
              <s xml:id="echoid-s22121" xml:space="preserve">primam, & </s>
              <s xml:id="echoid-s22122" xml:space="preserve">
                <lb/>
              poſtremam fulſionem, tam matutinam, quàm ueſpertinam faciunt. </s>
              <s xml:id="echoid-s22123" xml:space="preserve">Sed tria ſuperiora poſtremam veſpertinam
                <lb/>
              faciunt, & </s>
              <s xml:id="echoid-s22124" xml:space="preserve">statim primam matutinam uerſus ſummum epicycli. </s>
              <s xml:id="echoid-s22125" xml:space="preserve">Venus autem, & </s>
              <s xml:id="echoid-s22126" xml:space="preserve">Mercurius eadem faciunt
                <lb/>
              in regreſſionibus, & </s>
              <s xml:id="echoid-s22127" xml:space="preserve">in parteiugi oppoſita, nam bœc duo ſydera poſtremam faciunt matutinam, & </s>
              <s xml:id="echoid-s22128" xml:space="preserve">paulò poſt
                <lb/>
              primam veſpertinam prope iugum epicycli, quod & </s>
              <s xml:id="echoid-s22129" xml:space="preserve">Luna facit, ſed in iugo ſui deferentis.</s>
              <s xml:id="echoid-s22130" xml:space="preserve"/>
            </p>
            <p>
              <s xml:id="echoid-s22131" xml:space="preserve">
                <emph style="sc">Id</emph>
              autem nonnullis ſic fieri placet. </s>
              <s xml:id="echoid-s22132" xml:space="preserve">Ideſt progreſſus, morœ, uiſiones, & </s>
              <s xml:id="echoid-s22133" xml:space="preserve">occultationes huiuſmodi cau-
                <lb/>
              ſas habent ſecundum nonnullorum ſententiam.</s>
              <s xml:id="echoid-s22134" xml:space="preserve"/>
            </p>
            <note position="left" xml:space="preserve">20</note>
            <p>
              <s xml:id="echoid-s22135" xml:space="preserve">
                <emph style="sc">Qvod</emph>
              aiunt Solem cum longius ab ſit abſtantia quadam, non lucidis itineribus errantia per ea ſy-
                <lb/>
              dera obſcuratis morationibus impediri.</s>
              <s xml:id="echoid-s22136" xml:space="preserve"/>
            </p>
            <p style="it">
              <s xml:id="echoid-s22137" xml:space="preserve">Volunt abſcedentiam Solis impedire, & </s>
              <s xml:id="echoid-s22138" xml:space="preserve">retinere ſydera, & </s>
              <s xml:id="echoid-s22139" xml:space="preserve">accedente Sole ſolui, & </s>
              <s xml:id="echoid-s22140" xml:space="preserve">liberari, quæ ratio per
                <lb/>
              ſe ruit, ſed Vitr. </s>
              <s xml:id="echoid-s22141" xml:space="preserve">illam deſtruit hoc modo.</s>
              <s xml:id="echoid-s22142" xml:space="preserve"/>
            </p>
            <p>
              <s xml:id="echoid-s22143" xml:space="preserve">Nobis uero id non uidetur. </s>
              <s xml:id="echoid-s22144" xml:space="preserve">Solis enim ſplendor perſpicibilis, & </s>
              <s xml:id="echoid-s22145" xml:space="preserve">patens ſine ullis obſcurationibus
                <lb/>
              eſt per omnem mundum, ut etiam nobis apparet, cum faciunt eæ ſtellæ regreſſus, & </s>
              <s xml:id="echoid-s22146" xml:space="preserve">morationes. </s>
              <s xml:id="echoid-s22147" xml:space="preserve">Ergo
                <lb/>
              ſi tantis interuallis noſtra ſpecies poteſt id animaduertere, quid ita diuinitatibus ſplend oribusq́; </s>
              <s xml:id="echoid-s22148" xml:space="preserve">aſtrorũ
                <lb/>
              iudicamus obſcuritates obijci poſſe?</s>
              <s xml:id="echoid-s22149" xml:space="preserve"/>
            </p>
            <p style="it">
              <s xml:id="echoid-s22150" xml:space="preserve">Hœc ſatis ualida ratio eſt circa ſtellarum uiſiones, ſed non ſatisfacit moræ, & </s>
              <s xml:id="echoid-s22151" xml:space="preserve">regreſſibus ſyderum, quem-
                <lb/>
              admodum ex antedictis apparet. </s>
              <s xml:id="echoid-s22152" xml:space="preserve">s nostras ſpeciesideſt acies. </s>
              <s xml:id="echoid-s22153" xml:space="preserve">s diuinitatibus, ſplendoribusq́; </s>
              <s xml:id="echoid-s22154" xml:space="preserve">astrorum s idest
                <lb/>
                <note position="left" xlink:label="note-514.01.324-03" xlink:href="note-514.01.324-03a" xml:space="preserve">30</note>
              aſtra cœlestia, & </s>
              <s xml:id="echoid-s22155" xml:space="preserve">diuina.</s>
              <s xml:id="echoid-s22156" xml:space="preserve"/>
            </p>
            <p>
              <s xml:id="echoid-s22157" xml:space="preserve">
                <emph style="sc">Ergo</emph>
              potius ea ratio nobis conſtabit, quod feruor quemadmodum omnes res euocat, & </s>
              <s xml:id="echoid-s22158" xml:space="preserve">ad le
                <lb/>
              ducit, ut etiam fructus ex terra ſurgentes in altitudinem per calorem uidemus, non minus æ que uapo-
                <lb/>
              res a fontibus ad nubes per arcus excitare, eadem ratione Solis impetus uehemens radijs trigoni for-
                <lb/>
              ma porrectis, inſequentes ſtellas ad ſe perducit, & </s>
              <s xml:id="echoid-s22159" xml:space="preserve">ante currentes ueluti refrenando, retinendoq́; </s>
              <s xml:id="echoid-s22160" xml:space="preserve">non
                <lb/>
              patitur progredi, ſed ad ſe cogit regredi, & </s>
              <s xml:id="echoid-s22161" xml:space="preserve">in alterius trigoni ſignum eſſe.</s>
              <s xml:id="echoid-s22162" xml:space="preserve"/>
            </p>
            <p style="it">
              <s xml:id="echoid-s22163" xml:space="preserve">Ratio hæc potius Arcbitecto, quam Philoſopho conuenit, quis enim dicat Solem remittere, aut continere
                <lb/>
              cœlorum motus? </s>
              <s xml:id="echoid-s22164" xml:space="preserve">& </s>
              <s xml:id="echoid-s22165" xml:space="preserve">tanquam freno radijs cobibere tantam orbium celeritatem? </s>
              <s xml:id="echoid-s22166" xml:space="preserve">quæ neceßitas ſoluet plane-
                <lb/>
              tas ab ea ui? </s>
              <s xml:id="echoid-s22167" xml:space="preserve">nam ſi hoc eſſet, cur non omnia ſydera, & </s>
              <s xml:id="echoid-s22168" xml:space="preserve">ſtellas omnes in unum coactas uidere poterimus?
                <lb/>
              </s>
              <s xml:id="echoid-s22169" xml:space="preserve">non conſentit rationi cœlestia & </s>
              <s xml:id="echoid-s22170" xml:space="preserve">diuina corpora his affectionibus ſubijci, quin magis abest a ratione hoc, quàm
                <lb/>
                <note position="left" xlink:label="note-514.01.324-04" xlink:href="note-514.01.324-04a" xml:space="preserve">40</note>
              ſupradicta illorum ratio, qui ſecreta, & </s>
              <s xml:id="echoid-s22171" xml:space="preserve">obſcura itinera Soli attribuunt. </s>
              <s xml:id="echoid-s22172" xml:space="preserve">R etentiones autem uocat recurren-
                <lb/>
              tem quendam, & </s>
              <s xml:id="echoid-s22173" xml:space="preserve">obuium impetum, uelut obiectum, & </s>
              <s xml:id="echoid-s22174" xml:space="preserve">obruentem quandam undam, quæ ſyderum curſus im-
                <lb/>
              pediat, quœ quanuis contra mundi conuerſionem nitantur, mundi tamen impetu ſuperatœ, quotidie occidant,
                <lb/>
              & </s>
              <s xml:id="echoid-s22175" xml:space="preserve">præcipites mergantur. </s>
              <s xml:id="echoid-s22176" xml:space="preserve">Sed nos ad Vitr. </s>
              <s xml:id="echoid-s22177" xml:space="preserve">qui a ratione reddita occaſionem dubitandi allatam, proponit, & </s>
              <s xml:id="echoid-s22178" xml:space="preserve">
                <lb/>
              ſoluit hoc modo.</s>
              <s xml:id="echoid-s22179" xml:space="preserve"/>
            </p>
            <p>
              <s xml:id="echoid-s22180" xml:space="preserve">Fortaſſe deſiderabitur, quid ita Sol quinto a ſe ſigno potius, quàm ſecundo, aut tertio quæ funt
                <lb/>
              propriora, faciat in his feruoribus retentiones. </s>
              <s xml:id="echoid-s22181" xml:space="preserve">Ego quemadmodum id fieri uideatur exponam.
                <lb/>
              </s>
              <s xml:id="echoid-s22182" xml:space="preserve">Eius radij in mundo, uti trigoni paribus lateribus forma lineationibus extenduntur, id autem nec plus
                <lb/>
              nec minus eſt ad quintum ab eo ſignum. </s>
              <s xml:id="echoid-s22183" xml:space="preserve">Igitur ſi radij per omnem mundum fuſi circinationibus ua-
                <lb/>
              garentur, neque extenſionibus porrecti ad trigoni formam linearentur, propiora flagrarent. </s>
              <s xml:id="echoid-s22184" xml:space="preserve">Id autẽ
                <lb/>
                <note position="left" xlink:label="note-514.01.324-05" xlink:href="note-514.01.324-05a" xml:space="preserve">50</note>
              etiam Euripides Græcorum Poeta animaduertiſſe uidetur. </s>
              <s xml:id="echoid-s22185" xml:space="preserve">ait enim, quæ longius a Sole eſſent, hæc
                <lb/>
              uehementius ardere. </s>
              <s xml:id="echoid-s22186" xml:space="preserve">propiora uero contemperata habere. </s>
              <s xml:id="echoid-s22187" xml:space="preserve">Itaque ſcribit in fabula Phaetonte ſic. </s>
              <s xml:id="echoid-s22188" xml:space="preserve">Vrit
                <lb/>
              longinqua, propinqua uero temperat. </s>
              <s xml:id="echoid-s22189" xml:space="preserve">Si ergo & </s>
              <s xml:id="echoid-s22190" xml:space="preserve">res, & </s>
              <s xml:id="echoid-s22191" xml:space="preserve">ratio, & </s>
              <s xml:id="echoid-s22192" xml:space="preserve">teſtimonium Poetæ ueteris id oſten-
                <lb/>
              dit, non puto aliter oportere iudicari, niſi quemadmodum de ea re ſcriptum habemus.</s>
              <s xml:id="echoid-s22193" xml:space="preserve"/>
            </p>
            <p style="it">
              <s xml:id="echoid-s22194" xml:space="preserve">Si Sol amplius feruet, cum radios in trigoni modum emittit, ratione colligitur (inquit Vitr.) </s>
              <s xml:id="echoid-s22195" xml:space="preserve">Solem ue-
                <lb/>
              bementius ad ſe stell ts trabere, & </s>
              <s xml:id="echoid-s22196" xml:space="preserve">eas a curſu retinere, ſed qua ratione id eueniat, ideſt cur potius hunc effe-
                <lb/>
              ctum Sol faciat quinto quoque ſigno, quod eſt ſpatium lateris trigoni, eſcluſo tamen quinto ſigno, quàm a ſe-
                <lb/>
              cundo, uel a tertio, quœ propriora ſunt, quœrit modo, & </s>
              <s xml:id="echoid-s22197" xml:space="preserve">ſibi quærenti reſpondet. </s>
              <s xml:id="echoid-s22198" xml:space="preserve">Argumentum ab effectu
                <lb/>
              ipſo, a ratione, & </s>
              <s xml:id="echoid-s22199" xml:space="preserve">a teſtimonio Euripidis Poetæ priſci, ſumitur. </s>
              <s xml:id="echoid-s22200" xml:space="preserve">Sed quoniam uniuerſum hoc negocium a Vitru-
                <lb/>
              uiana ratione collectum, maiorem expoſtulat perſpicuitatem, ideo dicam, quœ a Plinio in ſecundo babentur,
                <lb/>
                <note position="left" xlink:label="note-514.01.324-06" xlink:href="note-514.01.324-06a" xml:space="preserve">60</note>
              ubi Plin. </s>
              <s xml:id="echoid-s22201" xml:space="preserve">ſermonem habet de buiuſmodi diuerſitate, cuius rationem hoc loco Vitru. </s>
              <s xml:id="echoid-s22202" xml:space="preserve">quærit; </s>
              <s xml:id="echoid-s22203" xml:space="preserve">qtque ita dicit.</s>
              <s xml:id="echoid-s22204" xml:space="preserve"/>
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