# Leibniz Legible — https://leibnizlegible.com
# Page: https://leibnizlegible.com/page/820424455:0041
# Permalink to this reading: https://leibnizlegible.com/page/820424455:0041?run=74
# 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 19, page id 820424455:0041
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=820424455&page=41
# Source image: https://digitale-sammlungen.gwlb.de/content/820424455/jpgs/default/00000041.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 43 lines, status machine
# Lines: 43 recognised, mean confidence 0.92
# Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German.
# Licence: CC BY 4.0, Leibniz Legible. Machine output: do not ingest it as verified text; keep this provenance with the text.
# Wording rule: say "the machine reads it as …", never "Leibniz wrote".
# After the first blank line: the recognised lines in reading order, one per line.

Cap. T.
ASTRONOMTA.
Zenich, Cve per polum Horizonris, adeoque Faciae cum
hocangulum rectum, simu’que polus P procumbac in ipsum
ITorizoncem in O punctum, _ oppolicus polus B elevetur
ad EI, ita ut neuter Polorum lupra IIOPiZONIEM eXTET.
Eic nimirum CITuS est Sphaerae
rectae, sic dietx, quod _c L.-
quator de omnes ejus paralleli
ad angulos rectos insictanEL1O-
rizonci, a quo bisecantur ni-
mirum Cinguli. Unde necesse
est, nulla hic sidera lacere per-
Peruo sub Hlorizonce, sed spario
24 dierum omnia ordine orixi
e occidere. SE cancundem
temporis consumere movencia
supra Horizonrem, quancura
intra; atque ob hoc perpe-
cuum hic durare xquinoctium.
Sed dx propter rectum Solis alcentum ac delcemum Chninoi,
ut breri tempore mulcum intra Horizoncem prolabatur.
unde crepuscula ibidem contractiora apparere necesse est.
Nostro vero Climare, ee limilibus, proprer inclinatum
Aquarorem e polum eleva-
cum, oblique ascendencia Cidera,
nec omnia quidem, positum
Sphaerae obliguum taciune, qua-
lem Figura C exhribet; ubi
Aquator bilecatur ab HIori-
zome, itidem ut in Sphaera
Recta, quaproprer Sol ictum
quidem circulum decurrens di-
em facit aequalem nocti; ac quo
magis ab eodem recedic versus
polum eleratum; eo porciones
parallelorum diurnorum Cupra
LIOFIZOBIEM extanLeS eradUnE
Sphaera Recta
10 l
Sphera Obliqua–
18.C
majores