Here begynneth the compost of Ptholomeus, prynce of astronomye: translated oute of Frenche in to Englysshe, for them that wolde haue knowlege of the compost.
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Title
Here begynneth the compost of Ptholomeus, prynce of astronomye: translated oute of Frenche in to Englysshe, for them that wolde haue knowlege of the compost.
Publication
[[London] :: Imprynted by me Robert Wyer, dwellynge at the sygne of seynt Iohn Euangelyste, in seynt Martyns Parysshe in the Felde, in the bysshop of Norwytche rentes, besyde Charyng crosse,
[1530?]]
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Subject terms
Astronomy, Greek -- Early works to 1800.
Astrology -- Early works to 1800.
Cite this Item
"Here begynneth the compost of Ptholomeus, prynce of astronomye: translated oute of Frenche in to Englysshe, for them that wolde haue knowlege of the compost." In the digital collection Early English Books Online 2. https://name.umdl.umich.edu/A10201.0001.001. University of Michigan Library Digital Collections. Accessed May 20, 2024.
Pages
¶ The great and meruaylous consyderacy∣ons & great vnderstandynge of the Astro∣nomyers / & Astrologyens. Cap̄
.xxiiii.
AFter the lengthe of the cly∣mates / so if case were one myghte go aboute the erth from oryent to occydent to his firste place: some Astro¦nomyers say that this com¦passe may almoste be made. Sayinge that if a man wente this compasse in .xii. naturall dayes goynge regulerly to warde occydent / & began nowe at mydday / he shuld passe euery¦daye naturall the .xii. parte of the cyrcuyte of the erthe / and ben
.xxx. degrees / wherof beho¦ueth that the sonne make a course aboute the erth & .xxx. degrees ferther / or he be retourned on the morowe at the merydyen of the sayde man / and so the sayd man shuld haue his day
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and nyght of .xxvi. houres / and shuld be fer∣ther by the .xii. parte of a naturall day than if he rested hym / wherfore it foloweth of neces∣syte that in .xii. naturall dayes / the sayd man shuld onely haue but a .xi. dayes / and a .xi. ny¦ghtes / and somwhat lesse / and that the son̄e shuld lyght hym but a .xi. tymes: and resconse a .xi. tymes / for a .xi. dayes / and a .xi. nyghtes euery daye & nyghte of .xxvi. houres maketh .xii. naturall dayes / euery daye of
.xxiiii. hou∣res. By semblable cōsideracion behoueth that another man that shuld make this course go∣ynge towarde oryent haue his daye & nyghte shorter than a naturall daye by two houres / than his daye and nyght shulde be but of .xii. houres. Than if he made this course in lyke space / that is to saye in .xii. dayes & somwhat more. Thus if Iohan made course towarde occydent / and Peter towarde oryent / & that Robert abode them in the place from whense they departed the one as soone as the other / & that they mette at Robert bothe togyther. Pe∣ter wolde saye that he hadde
.ii. dayes / and .ii. nyghtes more than Iohan / and Robert that hath rested a daye lesse than Peter / and a day more than Iohan / howe well that they haue made this course in .xii. naturall dayes or an .C. or in .x. yere / all is one. This is a pleasaūt
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consyderacion amonge Astronomyers howe Iohan & Peter cometh in one selfe daye / put case it were on a sondaye. Iohan wolde say it is saterday. Peter wolde say it is monday / and Robert wolde say it is sonday.
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