Casati, Paolo, De igne dissertationes physicae, 1686

Table of figures

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            <s xml:id="echoid-s19500" xml:space="preserve">
              <pb o="173" file="0601" n="601" rhead="De Cometis."/>
            denda ſit primæ, an conſequentium etiam dierum, an verò
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            poſtremæ diei directio: </s>
            <s xml:id="echoid-s19501" xml:space="preserve">utraque autem, ſcilicet prima & </s>
            <s xml:id="echoid-s19502" xml:space="preserve">po-
              <lb/>
            ſtrema omninò incerta eſt, ut patet ex obſervationibus; </s>
            <s xml:id="echoid-s19503" xml:space="preserve">aliis
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            enim citiùs, aliis ſeriùs primùm apparuit, aut deſiit videri, vel
              <lb/>
            propter inæqualem aëris ſerenitatem, vel propter diſparem
              <lb/>
            intuentium oculorum aciem, vel etiam propter diverſam hori-
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            zontis poſitionem, aut obiectorum montium altitudinem,
              <lb/>
            adeò ut cum primùm obſervatur Cometa fortaſsè jam adultus
              <lb/>
            ſit, aut adhuc vigeat, etiamſi ſub aſpectum non cadat. </s>
            <s xml:id="echoid-s19504" xml:space="preserve">Sed
              <lb/>
            quid, ſi Cincinnatus fuerit Cometa? </s>
            <s xml:id="echoid-s19505" xml:space="preserve">an univerſo orbi calami-
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            tates portendet? </s>
            <s xml:id="echoid-s19506" xml:space="preserve">Equidem mihi delirus viderer, ſi iſta timerem.</s>
            <s xml:id="echoid-s19507" xml:space="preserve"/>
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          <p>
            <s xml:id="echoid-s19508" xml:space="preserve">Grad. </s>
            <s xml:id="echoid-s19509" xml:space="preserve">In explicandis hujuſmodi caudæ phænomenis operam
              <lb/>
            utiliùs poſuiſſent, quàm in futurorum malorum prædictioni-
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            bus, quæ probari non poſſunt, cum ad prædictionem cautio
              <lb/>
            adhiberi nequeat. </s>
            <s xml:id="echoid-s19510" xml:space="preserve">Illud enim quod in Cometâ maximè ſuſpi-
              <lb/>
            ciunt homines, non eſt caput ipſum ut plurimum rotundum,
              <lb/>
            ſed ſyrma illud, ex quo denominationem accipit ſive Criniti,
              <lb/>
            ſivè Barbati, ſive Caudati; </s>
            <s xml:id="echoid-s19511" xml:space="preserve">cujus ſyrmatis lux non eſt planè
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            continua & </s>
            <s xml:id="echoid-s19512" xml:space="preserve">æquabilis, ſed interrupta, quaſi ſcopæ. </s>
            <s xml:id="echoid-s19513" xml:space="preserve">Quod ſi
              <lb/>
            fuerit mera lux, aliquando ſpeciem exhibet Jaculi, ſeu Haſtę,
              <lb/>
            ſeu Lanceæ, ſeù Veru, aliquando Gladii, Pugionis, Romphęę.
              <lb/>
            </s>
            <s xml:id="echoid-s19514" xml:space="preserve">Sic apud Plinium lib. </s>
            <s xml:id="echoid-s19515" xml:space="preserve">2. </s>
            <s xml:id="echoid-s19516" xml:space="preserve">cap. </s>
            <s xml:id="echoid-s19517" xml:space="preserve">25. </s>
            <s xml:id="echoid-s19518" xml:space="preserve">Semel Tubæ effigies mutata in Ha-
              <lb/>
            ſtam eſt Olympiade 108. </s>
            <s xml:id="echoid-s19519" xml:space="preserve">Urbis anno 398.</s>
            <s xml:id="echoid-s19520" xml:space="preserve">, factâ ſcilicet luce conti-
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            nuâ. </s>
            <s xml:id="echoid-s19521" xml:space="preserve">Et quidem ſi Coma brevior fuerit, non admodum ſpe-
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            ctatorum oculos ad ſe allicit, cum videatur imitari Halones
              <lb/>
            circa Lunam aut Solem, quibus frequentia admirabilitatem
              <lb/>
            detraxit: </s>
            <s xml:id="echoid-s19522" xml:space="preserve">ſed mirantur homines, ſi Crinita fuerit ſtella, cujuſ-
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            modi quæ anno 1470. </s>
            <s xml:id="echoid-s19523" xml:space="preserve">Idibus Januari longiſſimis capillis decurrit,
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            ſi Bodino credamus lib. </s>
            <s xml:id="echoid-s19524" xml:space="preserve">2. </s>
            <s xml:id="echoid-s19525" xml:space="preserve">Theatri; </s>
            <s xml:id="echoid-s19526" xml:space="preserve">aut quæ anno 1264. </s>
            <s xml:id="echoid-s19527" xml:space="preserve">menſe
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            Auguſto in Orientis Cœli parte viſa eſt, & </s>
            <s xml:id="echoid-s19528" xml:space="preserve">ab Ortu ipſo ad
              <lb/>
            medium cœli crines diffundebat, teſte Pontano; </s>
            <s xml:id="echoid-s19529" xml:space="preserve">aut quę anno
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            1071. </s>
            <s xml:id="echoid-s19530" xml:space="preserve">apparuit longis ac flammeis crinibus: </s>
            <s xml:id="echoid-s19531" xml:space="preserve">tunc enim - verò
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            homines ad ſui contemplationem rapit. </s>
            <s xml:id="echoid-s19532" xml:space="preserve">Cometes autem anni
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            1585. </s>
            <s xml:id="echoid-s19533" xml:space="preserve">menſe Octobri obſervatus fuit abſque ullâ barbâ aut
              <lb/>
            Caudâ, circumquadque crinitus, ſed diebus 20. </s>
            <s xml:id="echoid-s19534" xml:space="preserve">& </s>
            <s xml:id="echoid-s19535" xml:space="preserve">22. </s>
            <s xml:id="echoid-s19536" xml:space="preserve">radium
              <lb/>
            ſpithamalem Orientem versùs projeciſſe viſus eſt Tychoni. </s>
            <s xml:id="echoid-s19537" xml:space="preserve">
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            Verùm longè major in aliis Cauda apparuit; </s>
            <s xml:id="echoid-s19538" xml:space="preserve">nam apud Ariſto-
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            telem lib. </s>
            <s xml:id="echoid-s19539" xml:space="preserve">1. </s>
            <s xml:id="echoid-s19540" xml:space="preserve">meteor. </s>
            <s xml:id="echoid-s19541" xml:space="preserve">cap. </s>
            <s xml:id="echoid-s19542" xml:space="preserve">7. </s>
            <s xml:id="echoid-s19543" xml:space="preserve">fit mentio magne ſtelle, quę etiam
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            vocata fuit Semita, quòd ejus Lumen ſe extendit uſque ad tertiam
              <lb/>
            partem Cœli, hoc eſt gr. </s>
            <s xml:id="echoid-s19544" xml:space="preserve">60. </s>
            <s xml:id="echoid-s19545" xml:space="preserve">Cometam anni 1618. </s>
            <s xml:id="echoid-s19546" xml:space="preserve">obſervavit
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            Longomontanus Haffnię 10. </s>
            <s xml:id="echoid-s19547" xml:space="preserve">Decembris manè ortum ferè </s>
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