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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)
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ldc
ASTRONOMTA.
a Sole longius, quam ipsius exicyclus pariatur; acque ob hot
semper manear Solis assecta, a quo vix ultra selquilignul
discedat; e cum Superiores in perigeo Epicyeli sint S0
oppotici, ex in aposeo eidem conjuncti; haectam in aposct
quam in perigeo epicycli Soli conjunsatur.
4. Ouanquam proxrer exierelorum omnium minorus
Planerarum in ealdem parres cendenrium accidir, uE Omnes
sinc rerrogeadi in perigéo epieveli, quod morui sui cent
contranititur; celerrimi aurem eradant in apogéo epierelli
quod cum luo centro in ealdem parresterrur, eoque motu
Planerx accelerat. Scationarii aurem sune, quando verlas
cur nonnihil intra continsentem lineam a Tellure ad pert
pheriam exicveli eductam, ubi Planeta in circumferent
exicreli tancundem rerrocedir, quancum à cencro ejusdet
promoretur. Laceo majores Cemper apparere in perigedi
quam in aposeo exiereli, praeserrim li centrum exieveli una
verletur in perigéo eccentrici.
5. Revolvitur aurem Venus ab aposéo epicveli ad idem
mensibus Fere r9, ita ur 9 = menlibus rendat ab apogéo
Periseum, sirque illo rempore respertina; at reliquis 9
mensibus, dum a periséo alcendir ad aposeum exicveli, Ma
tucina ante Solem exoriatur.
ib.
X.
De Theoria Mercurii.
Ic Planeta in omnibus congruir cum Venere, except
Amou eccentrici, ex linearum ac moruum quancitale
diversa. Ouod aurem ad mocum eccentrici atrinet:
S1
Figura XILV, T Terra; B centrum aequantis; 1, 2, 3,4
5, 6, ipse aequans; C centrum circelli in cujus circumte
rencia circumic centrum eccemrici secundum seriem puncto
rum s, h, i, B, k. l. Circuli punetis distincti reterunt ec
CentriCUM
XI
la2