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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 45, page id 820424455:0067
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2
e
C
Cap. A.
ASZRONOMFA.
venex 358.076, daF A.
centionem obliquam 359
726, derracta vero ex ea-
dem ascentione recta 358
076, dar Descensionem
obliquam 357.026, de
tracta itEM ex 90, daF ar.
cum sermidiurnum 88.95;
qui in horas convertus dac
dimidiaram Solis moram
supra Horizonrem s hOE.
55 48 cujus complemen-
tum ad 12 horas est dimidiata Solis mora intra Florizonrem
6hOr. 4 12. Duplicetur aurem illa superna mora, hec
Conpiiudo dici retior. 5i 36 echecintera, het Longi-
cudo noctis 12 hOr. 8 24 2. Or S Ampliiudo orrira
Solis T. 34M. 3. An9. S5T. 54, qui subrractus, quando hoc
loco sionum est ACcendens de, ex angulo Felipricae e Meri-
diani cupra invento 66.51, dac angulum Orientis puncti EC.
liptica 14:97.
Exemplum II. Derur Elevatio poli fP. 52, d Declinatio
Capiris Andromedae 27. 25. Invenitur Difterencia ascen(io-
nalis 40.40. Amplitudo orrira 47. 39 b. Ascensio obli-
qua 317. 38. Descensio obliqua 38. 18. Areus semidiur-
nus 130.40. Mora Rellae supra Horizontem 17 hor. 3L
22, _ intra Horizonrem 6 hor. 2848. l1
ii
CON VERS A.
lilE
Data Declinatione Solis es Concirudire dici; Elevationen
poli invenire.
In Friangulo R Or S, pro Declinatione Solis, boreo vel
meridionali (T. RS Occlinacio Solis.
danrir PrXIer )2. R Or Difterentia ascensionalis, quam ex-
rectum ad te)
hibetrempus, guo Longitudo diei duta 12
horis major vel minor est, dimidiacum ex
in gradus convertum.
Onae