Huygens, Christiaan
,
Christiani Hugenii opera varia; Bd. 2: Opera geometrica. Opera astronomica. Varia de optica
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SYSTEMATIS SATURNII.
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mihi phænomenon illud confictum credatur, idem & </
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glia pridem obſervari cœpiſſe ſciendum eſt; </
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ris Viri Clar. </
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<
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<
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xml:space
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">Monebam etiam eiſdem
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literis (nempe datis 29 Maji, 1656) de Saturni faſcia
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quam jam ante obſervaverat D. </
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<
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tu eandem conſpexeras, &</
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1656 ad 2 Jul. </
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apparuit, medium Planetæ diſcum ſecare D. </
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<
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vit, ut in ſchemate ad me miſſo expreſſa eſt. </
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hi quoque fuerat eo tempore obſervata, ut cernitur pag. </
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ſyſtematis Saturnii, quam figuram hîc repeto. </
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fig. 4.</
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tamen renatis Saturni anſis cum difficillimè conſpici eadem
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faſcia cœpiſſet, minus rectè quoque à D. </
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ſitum attinet, depicta eſt. </
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adverſariis, die 26 Nov. </
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lineam obſcuram fuiſſe evidentiſſimam, eo nempe poſitu qui
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pag. </
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neglexiſſem, obſervationes eas recenſens, ſi quicquam profu-
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turum putaſſem apud illos qui me data opera lectores fallere
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voluiſſe ſuſpicarentur. </
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hic obſcurus deinceps cerni cœpit, imo vix jam amplius a-
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nimadverti poteſt; </
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quippe magnâ jam annuli Saturnii inclinatione; </
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accedit, quod & </
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diorem Saturnum efficiens, oculorum aciem nunc magis im-
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pedit.</
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<
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">Qualia igitur ſint Diviniana teleſcopia cum noſtris collata,
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ex his quæ dicta ſunt, cuilibet manifeſtum opinor. </
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verò & </
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dam, quo minus dubitetur phænomena ea vera eſſe, quæ
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pariter cum Anglis ego obſervavi. </
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ſatas Saturni phaſes attinent, teſtimonio illorum confirma-
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turus ſum. </
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mique ingenii, qui Romæ teleſcopia apud artificem iſtum vi-
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derat, hoc ipſo anno 1660, ſuper iis hæc ad me ſcribit. </
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