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Ptolemaeus

Arabus et Latinus

Α Β Γ Δ Ε Ζ Η Θ Ι Κ Λ Μ Ν Ξ Ο Π Ρ Σ Τ Υ Φ Χ Ψ Ω α β γ δ ε ζ η θ ι κ λ μ ν ξ ο π ρ σ ς τ υ φ χ ψ ω
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Paris, Bibliothèque de la Sorbonne, 595

s. XIV1.

Or.:

Paris (?).

Parchment, 115 f., one or similar neat hands, reserved initials. One or several folia are missing after f. 63.

Computus, arithmetic and astronomy: astronomical calendar (1r-6v) and computus tables (7r-8v); Sacrobosco, Algorismus (9ra-16ra); Sacrobosco, De sphera (16rb-28va); Algorismus de fractionibus ‘Cum multos de numeris tractatus vidisses…’ (28va-30va); Sacrobosco, Computus (30va-55ra); Robertus Anglicus, Quadrans vetus (55ra-62ra); Ptolemaica (62ra-63vb); end of a text on the sundial ‘… et sic de aliis punctis proporcionaliter. Explicit’ (64ra-65ra); ‘Incipit canon in chilindrum, quod dicitur horologium viatorum…’ (65rb, no canon but drawing of the instrument); solar tables 1304-1307 for Paris (65v-67v); Pseudo-Messahallah, De compositione astrolabii (68ra-88ra); Theorica planetarum Gerardi (88ra-95vb); Pseudo-Thebit Bencora, De motu octave spere (95vb-99ra); Ptolemaica (99ra-102rb); Thebit Bencora, De recta imaginatione spere et circulorum eius diversorum (102rb-103vb); Thebit Bencora (?), De quantitate stellarum et planetarum et proportione terre (103vb-105va); two star tables (105va-105vb); Prophatius Judeus, Quadrans novus (106ra-113rb); astronomical diagrams (113v-114r); added table of contents, 15th c. (115v). Blank: 114v-115r.

Lit.

Catalogue général des manuscrits des bibliothèques publiques de France. Université de Paris et universités des départements, Paris, 1918, 147-148; H. Zepeda, The First Latin Treatise on Ptolemy’s Astronomy: The Almagesti minor (c. 1200), Turnhout, 2018, 71-72.

62ra‑63vb

‘Incipit opus armillarum Ptholomei. Queruntur primo due armille convenientis mensure — (63ra) vicinior vero est consideratio. Opus instrumenti declinationis Solis. Sume laterum ligneum vel lapideum — (63rb) si Solis umbram in omni meridie circa maxime solsticium observaberis vel observaveris. Instrumentum diversitatis aspectus Lune. Sumantur tres regule recte et planissime — tamdiu donec per utrumque foramen Luna compa…’

= Almagesti minor (C.1.3)

, excerpts on instruments from V.1, I.15 and V.11 (abrupt end due to missing folia). No glosses, but two drawings of instruments by the scribe f. 63r: ‘Instrumentum declinationis Solis’ and ‘Instrumentum latitudinis Lune’.

99ra‑102rb

‘Incipit liber Thebith de hiis que indigent expositione antequam legatur Almagesti. <E>quator diei est circulus maior qui describitur super duos polos orbis ― aut propinqui oppositioni erunt retrogradi. Expletus est liber Thebith filii Core de hiis que indigent expositione antequam legatur Almagesti.’