Apian, Petrus
,
Cosmographia
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Table of Notes
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PRIMA PARS COSMO.
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æſtimare licebit: </
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<
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">fiet´q; </
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<
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">operatio longè perfectior. </
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<
s
xml:id
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xml:space
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">Quòd ſi minutijs
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tantũ explicantur differentiæ, tum ſinguli gradus quadrati, ſingulis
<
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minutijs reſpõdebũt cõmodiſſimè. </
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>
<
s
xml:id
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echoid-s1521
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xml:space
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">Vice verſa quoq; </
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>
<
s
xml:id
="
echoid-s1522
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xml:space
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">inter nauigan-
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dum, ex differẽtia latitudinis cognita, & </
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<
s
xml:id
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">plaga mundi in quã tendit
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nauis, cognoſcetur longitudinis differẽtia peracta. </
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<
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="
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xml:space
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">Numeratur enim
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latitudo maior aut minor (vt antea dictũ eſt) à linea media: </
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<
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xml:space
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">& </
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<
s
xml:id
="
echoid-s1526
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xml:space
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">termi
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nis vtrinq; </
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<
s
xml:id
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xml:space
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">applicatur regula, notatur´q; </
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>
<
s
xml:id
="
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xml:space
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">contactus eius cum linea â
<
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/>
centro egreſſa, quæ plagam mundi refert in quã nauigatio facta eſt,
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atq; </
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>
<
s
xml:id
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">ibi punctus locatur. </
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>
<
s
xml:id
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xml:space
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">Deinde regula ducitur per gradus ſupremi
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ac infimi ordinis quadrati æquales numero, donec ipſa puncto iam
<
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facto applicetur, Tum enim regula differentiam longitud. </
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<
s
xml:id
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xml:space
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">quæſitam
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indicabit. </
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<
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xml:id
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xml:space
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">Quod ſanè pulcherrimum eſt cognitu. </
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<
s
xml:id
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xml:space
="
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">Nam magno qua-
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drante aliquo, quotidie latitudo addiſcitur ex Solis altitudine meri-
<
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diana aut ſtellarum ſumma altitudine, vt multis notiſſimum eſt.
<
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/>
</
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>
<
s
xml:id
="
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xml:space
="
preserve
">Plagę verò mũdi nautis notiſſimę ſunt, modò ſecũdo vti liceat vẽto. </
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<
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="
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<
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Vnde longitudines regionum probè corrigi poſſent. </
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>
<
s
xml:id
="
echoid-s1536
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xml:space
="
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">Hæc à nemine
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/>
vnquam tradita inueni, quamobrem non piguit huic Coſinographi
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co libro adiungere, vt omnib. </
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>
<
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">modis Reipub. </
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<
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">Chriſtianæ prodeſſem. </
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Verùm & </
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<
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">hoc obiter annotandum duxi: </
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<
s
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xml:space
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">haud parum differre itine
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ra pedeſtria, ab ijs quæ nauigijs fiunt. </
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>
<
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xml:space
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">Nam illa ſemper per circulos
<
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/>
magnos ſphæræ intelligũtur fieri, vt rectè VV ernerus demonſtrauit
<
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/>
commẽtarijs in Ptolomæũ æditis. </
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>
<
s
xml:id
="
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xml:space
="
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">Marinæ verò profectiones, maxi-
<
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/>
ma ex parte curuæ ſunt, quoniam rarò per circulos magnos ſphæræ
<
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/>
fiunt, ſed aliquando per Parallelos circulos æquatoris, vt dum ſem-
<
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/>
per nauis in ortum vel occaſum tendit. </
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>
<
s
xml:id
="
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xml:space
="
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">Aliquãdo verò per maximos
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in ſphæra circulos, vt quando ab auſtro in ſeptentrionem, aut econ
<
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tra nauigatur, tum ſub meridiano circulo nauigatur: </
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>
<
s
xml:id
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">item ſub æqua
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tore tantum in ortum occaſúmve nauigantib. </
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<
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xml:space
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">Alijs autem omnibus
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directis licet ſecundum Magnetis ductum nauigationibus, curua fi-
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unt itinera, quę circulis maximis non ſunt ſimiles, neque parallelis,
<
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ſed neq; </
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<
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xml:id
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xml:space
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">circuli ſunt, verùm lineæ curuæ tantùm, omnes tandem in
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polorum alterum concurrentes. </
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<
s
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xml:space
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">Quemadmodum in generali no-
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ſtra orbis deſcriptione iamdudum euulgata clarè ſatis apparet. </
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Quamobrem longè aliud intelligere oportet, cùm dicimus locum
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quempiam ab altero in ortum vergere in terra, vel etiam in mari, & </
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cùm in ortum tendendo eò nauigandum eſt. </
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<
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xml:space
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">Nam qui in ortum na
<
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uigat, parallelum circulum ęquatori deſcribit, quod ob Magnetis
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ductum euenit: </
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<
s
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xml:space
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">cuius lingula in nautico inſtrumento, ſemper in ta
<
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li profectione rectos angulos cum quocunq; </
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>
<
s
xml:id
="
echoid-s1553
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xml:space
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">effi cit meridiano. </
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<
s
xml:id
="
echoid-s1554
"
xml:space
="
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">Qui
<
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/>
vero in ortũ reſpicit Æquinoctialem, is ad punctũ aliquod in ęqua-
<
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tore notatum neceſſario dirigitur, fit´q; </
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<
s
xml:id
="
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xml:space
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">id per maximũ ſphęrę circu-
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lum. </
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<
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">Ideo´q; </
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<
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">nauigatiões nõ reſpondent veris mũdi plagis. </
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<
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">Quas nos
<
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@irculis magnis in ſphæræ ſuperficie diſtinguimus. </
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<
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">Verùm hoc ſo-
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lum habent, vt rectè indicẽt in quã cœli partẽ cõtinuè vergat nauis,
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ab eo loco in quo mométo quouis fertur ipſa nauis, non autẽ ab </
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