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# Title: Nicolai Mercatoris Holsati, è Soc. Reg. Institutionum Astronomicarum Libri Duo, De Motu Astrorum Communi & Proprio, Secundum Hypotheses Veterum & Recentiorum præcipuas; Deqve Hypotheseon ex observatis constructione (shelfmark Leibn. Marg. 63)
# Folio 130, page id 820424455:0152
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ASTRONOMIA.
eundem morum Planerarum, qui cerro quodam etamire circt
Solem tanquam cenrrum tuum agirantur. Corcitur éadet
immensa sphaera fixarum cingulum quoddam, quod Z odid
cum vocamus, extensis videlicet à Sole per Planeras circum
actos radiis, qui omnes in duodecim illos sphaerae sellasa
acterismos incidune, quos à similicudine animalium 20c)
vocant. In cujus cinguli medio cum semper retlus inceda
regia quidam via incer exorbirantes utrinque Planeras.
eatur ille circulus Ptolemao nuxnos Sia pscor Cadiur, id C
circulus per media ligna incedens, conrinuaro nimirum
circuli, quem tellus describit, ad sphaeram usque Axa
um
Ec area incer circumferencium in tirmamenco delincatam
ecnrrum solis undique exrensa, vocatur plarum eclipriea
Hluic plano perpendicularis ex centro erecta, cAt axis ecliprica
qui ad fxas ulque continuarus habet in exrremitate sua
dum eclireicae, arque hic polus, iridem ur ipsa celipeica,
semper eundem licum respectu tixarum obtiner. Deinde
a polo ccliplicae ad ipsum eclipricam exrenduncur circuli las
cudinum. Verum quemadmodum in elobo cerrestri nuls
meridianus altero prior est nacura, sed rancum int
hominum: ita circulorum lacirudinis nullus est primus
quem homines voluerunt. Copernicus primum circulum
cicudinis excendir per primam itellam arieris, acque ab ho
caererarum Eixarum lonsicudines supputar. Quod inde 
ctum, quia cirea illorum hominum aerarem, qui anriquils
mas nobis obserrationes reliquerunt, prima Aella Ariest
verlabatur proxe aequinoctium vernum. AC incunte an
2660 Colurus Solsticiorum dictabat à primo circulo lauil
dinis, per primam Rellam arieris acto, gradibus 61
12
5V. in consequencia. Porro a coluro Solcitiorum silla
alter colurus (Equinoctiorum) 900, ultro citroque in ec
liprica suppucandis. Verum hoc difterunt ab invicem duc
coluri, quod Solstirialis quidem cransir per polos ecliprica
ex aequaroris limul, ac xquinoctiorum colurus non per et
lipriex, sed tantum aequatoris polos incedit. Inveniuneul
aurem poli Eguaroristve modo, A polo eclipriex in colue
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