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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 77, page id 820424455:0099
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Sect. L
A5TRONOMTA
morus solis, una cum medio loco solis proficiens quoridic
59. 8. _ secundam hanc inaequalitarem Lunae gubernans,
qua inxqualicas enstrua, si semel tancum restitueretur in
Qualiber Lunatione, nulla re difterret morus Ficcenrrici Lu-
naris a Solari, _ quemadmodum in Syzygiis (ita communi
vocabulo dicuntur eam Norilunia quam Plenilunia) centrum
Eccentrici est in linea medii moriis Solis T A, nimirum in
puncto I; ita perperuo in eadem linea medii mocus Solis
perlicterer, e Luna quoris itu ee redicu ad Solem semel
accederer ad Perixeum Eccenrrici, e semel ad Aposcum.
Ac nunc cum Lunarione qualiber bis incendatur de remirtatur
Luna mocus proprer secundam hanc inxqualitatem; OpOrtet
ucbis quoque verletur ipsa in Apoeco, e bis in PeriscoFC.
cencriei; in Apoeeo quidem in syzysia qualibet, in Periseo
vero in omni Ouadrarura.
Hoc igitur praectari porest, si eres lineas concipiumus HaS,
I. Mediimotuis Solis. 2. Apoecimenstrui Lunx. 3. Medii
MOTEIS Lunx, quae in omni Norilunio _ Plenilunio medio
Coaleseane in unam A Y E lineam; ac post Norilunium (vel
Plenilunium) sexarentur ica, uc linea medii motus Solis
A TF semper verletur in medio reliquarum duarum ae qua-
licer urrinque recedencium. Frenim linea Apogei menstrur
A F habens A punctum a cerra Tremorissimum, _ F proxi-
mum, concipiatur puncto quidem T Aixa, ac tora longieu-
eine reliqua T A _ TF mobilis, ita ut a sicu primo A F L
crensteratur ad alrerum B2C, inde ad cerrium C 30, hinc
2d quarrum D LH, denique ad quincum F. 5 L. Ira nimi
rum dum Apogeum Rccentrici perambulat puncta A, B, C,
O. E, Perigeum ex adverso perambular puncta F, C, C, LI, .
e medium inter APOdeum A _ Perigeum F punctum 
centrum scilicer Fccenrrici) eodem rempore perambulat
Duncta 1, 2, 3, 4, 5, Cimulque describie moru suo circelium
12345. Ouod li jam ceneris 1, 2, 3, 4, 5, e intervallo
A vel. E delcribanur circuli, reterene hi policum Eccen.
trici ad varia rempora inter Norilunium se Plenilunium inter-
cedenciso Pom alcera medieras, qua est à Plenilunio ad
110