hevedes, truste wel that thilke two degrees ben of y-lyke declinacioun,
be it southward or northward; and the dayes of hem
10
ben y-lyke of lengthe, and the nightes also; and the shadwes
y-lyke, and the altitudes y-lyke at midday for evere. And for
more declaracioun, lo here thy figure.
[17.] To knowe the verrey degree of any maner sterre straunge or unstraunge after his longitude, though he be indeterminat in thyn Astrolabie; sothly to the trowthe, thus he shal be knowe.
[Ad cognoscendum verum gradum alicuius stelle aliene secundum eius longitudinem, quamvis sit indeterminata in astrolabio; veraciter isto modo.]
Tak the altitude of this sterre whan he is on the est side of the
lyne meridional, as ney as thou mayst gesse; and tak an assendent