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# Title: Optica Promota, Seu Abdita radiorum reflexorum & refractorum Mysteria, Geometrice Enucleata (shelfmark Leibn. Marg. 94)
# Folio 117, page id 727094130:0129
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=727094130&page=129
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# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 27 lines, status machine
# Lines: 27 recognised, mean confidence 0.85
# Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German.
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# After the first blank line: the recognised lines in reading order, one per line.

Cx: In criangulo LS 2, daneur laceTZ YS, S2, _ anguluS FS23
e proince dancur anguliS x 2, 522, e lacus L 2. Cunque de-
tur N 2 S ex oblervatione, dabiur e angulus N 2 13 eodemqsC
modo dabicur N L2. Ec in criangulo N +2, edacis I2, N 12,
N2 T, invenicur 2N. Denique in criangulo N 25, Cdaris N 2,
25, N2S; inveniatur NS 2 Polirio nodi N, et S W diltancia Pl2
neca in nodo N a FolcS.
Scholium.
Ex Casibus bberaclonibus planecarum in nodis, colligitur mo-
dus cercissimus inveniendi mocus medios planecarum; quoniaM
nodi carciRIUM HAbEHEmOTuM.:
LOP. 80. LTob
Orbis planetarii cum ecliprica inclinationem invenire.
Ic orbita planerx NCE, cujus intersectio cum ecliprica, seu li-
Dea nodorum recta NIST. acerra in linea nodorum existenre I.
oblervecur planecas, in F, cujus lacicudo F: FD, angulus comprehentus
recta 5 P in plano orbicae planetaria, e recta TD, in plano eclip.
cicx. Planolacicudinis F. TD parallelum, ducacur aliud planum,
per centrum Coliss; cruntque ambo haec plana, plano eclipticE TF. 16
normalias _ rectae BS, CS parallelae, rectis D T, FT, _ ideo
BSN=DTS, ETD =-CSB: dANEUF aUTeM DTS, LTD ex obserVA-
cione; dancur igitur BSN, CSB. Deinde in criangulo sphaericoC
BN rectangulo ad B, ex daris laceribus CB, hoc est anguloCSB, ec
BWV hocCst onoulo BSN; inveniacur ansulusC _ B, inclinacio
guaelica,
0
eisetui.