30. To knowe the Altitude of planetes fro the wey of the sonne, whether so they be north or sowth fro the forseide wey.
[Ad cognoscendum altitudinem planetarum a cursu solis, utrum sint in parte australi vel boreali a cursu supra dicto.]
¶ Lok whan þat a planete is in the lyne Meridional, yif þat hir altitude be of the same heyhte þat is the degree of the sonne for þat day, & than is the planete in the verrey wey of the sonne, ¶ & hath no latitude. ¶ & yif the altitude of the planete be heyere than the degree of the sonne, þan is the planete north fro the wey of the sonne swych a quantite of latitude as [shewith] by thyn Almykanteras. & ȝif the altitude of the planete be lasse than the degree of the sonne / thanne [folio 22] is the planete sowth fro the wey of the sonne swich a quantite of latitude as [shewith] by thin almykanteras ; ¶ This is to seyn, fro the wey wher as the sonne wente thilke day / but nat from the wey of the sonne in euery place of the zodiak. ¶ & for the more declaracioun, lo here the figure.