Newton, Isaac, Philosophia naturalis principia mathematica, 1713

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                  <s>
                    <pb xlink:href="039/01/489.jpg" pagenum="461"/>
                  hora mat. </s>
                  <s>6 1/2
                    <emph type="italics"/>
                  Hookius
                    <emph.end type="italics"/>
                  noſter Cometam vidit in 3
                    <emph type="sup"/>
                  gr.
                    <emph.end type="sup"/>
                  30′ cir­
                    <lb/>
                    <arrow.to.target n="note490"/>
                  citer, idQ.E.I. linea recta quæ tranſit per Spicam Virginis &
                    <lb/>
                  Cor Leonis, non exacte quidem, ſed a linea illa paululum defle­
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                  ctentem ad boream.
                    <emph type="italics"/>
                  Montenarus
                    <emph.end type="italics"/>
                  itidem notavit quod linea a
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                  Cometa per Spicam ducta, hoc die & ſequentibus tranſibat per
                    <lb/>
                  auſtrale latus Cordis Leonis, interpoſito perparvo intervallo inter
                    <lb/>
                  Cor Leonis & hanc lineam. </s>
                  <s>Linea recta per Cor Leonis &
                    <lb/>
                  Spicam Virginis tranſiens, Eclipticam ſecuit in 3
                    <emph type="sup"/>
                  gr.
                    <emph.end type="sup"/>
                  46′, in an­
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                  gulo 2
                    <emph type="sup"/>
                  gr.
                    <emph.end type="sup"/>
                  51′. </s>
                  <s>Et ſi Cometa locatus fuiſſet in hac linea in 3
                    <emph type="sup"/>
                  gr.
                    <emph.end type="sup"/>
                  ,
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                  ejus latitudo fuiſſet 2
                    <emph type="sup"/>
                  gr
                    <emph.end type="sup"/>
                  26′. </s>
                  <s>Sed cum Cometa conſentientibus
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                    <emph type="italics"/>
                  Hookio
                    <emph.end type="italics"/>
                  &
                    <emph type="italics"/>
                  Montenaro,
                    <emph.end type="italics"/>
                  nonnihil diſtaret ab hac linea boream ver­
                    <lb/>
                  ſus, latitudo ejus fuit paulo minor. </s>
                  <s>Die 20. ex obſervatione
                    <emph type="italics"/>
                  Mon­
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                  tenari,
                    <emph.end type="italics"/>
                  latitudo ejus propemodum æquabat latitudinem Spicæ ,
                    <lb/>
                  eratque 1
                    <emph type="sup"/>
                  gr.
                    <emph.end type="sup"/>
                  30′ circiter, & conſentientibus
                    <emph type="italics"/>
                  Hookio, Montenaro
                    <emph.end type="italics"/>
                  &
                    <lb/>
                    <emph type="italics"/>
                  Angone
                    <emph.end type="italics"/>
                  perpetuo augebatur, ideoque jam ſenſibiliter major erat
                    <lb/>
                  quam 1
                    <emph type="sup"/>
                  gr.
                    <emph.end type="sup"/>
                  30′. </s>
                  <s>Inter limites autem jam conſtitutos 2
                    <emph type="sup"/>
                  gr.
                    <emph.end type="sup"/>
                  26′ &
                    <lb/>
                  1
                    <emph type="sup"/>
                  gr.
                    <emph.end type="sup"/>
                  30′, magnitudine mediocri latitudo erit 1
                    <emph type="sup"/>
                  gr.
                    <emph.end type="sup"/>
                  58′ circiter. </s>
                  <s>
                    <lb/>
                  Cauda Cometæ, conſentientibus
                    <emph type="italics"/>
                  Hookio
                    <emph.end type="italics"/>
                  &
                    <emph type="italics"/>
                  Montenaro,
                    <emph.end type="italics"/>
                  dirigebatur
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                  ad Spicam , declinans aliquantulum a Stella iſta, juxta
                    <emph type="italics"/>
                  Hookium
                    <emph.end type="italics"/>
                    <lb/>
                  in auſtrum, juxta
                    <emph type="italics"/>
                  Montenarum
                    <emph.end type="italics"/>
                  in boream; ideoQ.E.D.clinatio illa
                    <lb/>
                  vix fuit ſenſibilis, & Cauda Æquatori fere parallela exiſtens, ali­
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                  quantulum deflectebatur ab oppoſitione Solis boream verſus. </s>
                </p>
                <p type="margin">
                  <s>
                    <margin.target id="note490"/>
                  LIBER
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                  TERTIUS.</s>
                </p>
                <p type="main">
                  <s>
                    <emph type="italics"/>
                  Nov.
                    <emph.end type="italics"/>
                  24. Ante ortum Solis Cometa viſus eſt a
                    <emph type="italics"/>
                  Montenaro
                    <emph.end type="italics"/>
                    <lb/>
                  in 12
                    <emph type="sup"/>
                  gr.
                    <emph.end type="sup"/>
                  52′, ad boreale latus rectæ quæ per Cor Leonis & Spicam
                    <lb/>
                  Virginis ducebatur, ideoque latitudinem habuit paulo minorem
                    <lb/>
                  quam 2
                    <emph type="sup"/>
                  gr.
                    <emph.end type="sup"/>
                  38′. </s>
                  <s>Hæc latitudo uti diximus, ex obſervationibus
                    <lb/>
                    <emph type="italics"/>
                  Montenari, Angonis
                    <emph.end type="italics"/>
                  &
                    <emph type="italics"/>
                  Hookii,
                    <emph.end type="italics"/>
                  perpetuo augebatur; ideoque jam
                    <lb/>
                  paulo major erat quam 1
                    <emph type="sup"/>
                  gr.
                    <emph.end type="sup"/>
                  58′; & magnitudine mediocri, abſque
                    <lb/>
                  notabili errore, ſtatui poteſt 2
                    <emph type="sup"/>
                  gr.
                    <emph.end type="sup"/>
                  18′. </s>
                  <s>Latitudinem
                    <emph type="italics"/>
                  Ponthæus
                    <emph.end type="italics"/>
                  &
                    <lb/>
                    <emph type="italics"/>
                  Galletius
                    <emph.end type="italics"/>
                  jam decreviſſe volunt, &
                    <emph type="italics"/>
                  Cellius
                    <emph.end type="italics"/>
                  & Obſervator in
                    <emph type="italics"/>
                  Nova­
                    <lb/>
                  Anglia
                    <emph.end type="italics"/>
                  eandem fere magnitudinem retinuiſſe, ſcilicet gradus unius
                    <lb/>
                  vel unius cum ſemiſſe. </s>
                  <s>Craſſiores ſunt obſervationes
                    <emph type="italics"/>
                  Ponthæi
                    <emph.end type="italics"/>
                  &
                    <lb/>
                    <emph type="italics"/>
                  Cellii,
                    <emph.end type="italics"/>
                  eæ præſertim quæ per Azimuthes & Altitudines capieban­
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                  tur, ut & eæ
                    <emph type="italics"/>
                  Galletii
                    <emph.end type="italics"/>
                  : meliores ſunt eæ quæ per poſitiones Co­
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                  metæ ad fixas a
                    <emph type="italics"/>
                  Montenaro, Hookio, Angone
                    <emph.end type="italics"/>
                  & Obſervatore in
                    <lb/>
                    <emph type="italics"/>
                  Nova-Anglia,
                    <emph.end type="italics"/>
                  & nonnunquam a
                    <emph type="italics"/>
                  Ponthæo
                    <emph.end type="italics"/>
                  &
                    <emph type="italics"/>
                  Cellio
                    <emph.end type="italics"/>
                  ſunt factæ. </s>
                </p>
                <p type="main">
                  <s>Jam collatis Obſervationibus inter ſe, colligere videor quod
                    <lb/>
                  Cometa hoc menſe circulum fere maximum deſcripſit, ſecantem
                    <lb/>
                  Eclipticam in 25. 12′, idQ.E.I. angulo 3
                    <emph type="sup"/>
                  gr.
                    <emph.end type="sup"/>
                  12′ quamproxime. </s>
                  <s>
                    <lb/>
                  Nam &
                    <emph type="italics"/>
                  Montenarus
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                  Orbitam ab Ecliptica in auſtrum, tribus ſal-</s>
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