Tho loked I down up-on the est orisonte, and fond there the 20
degree of Geminis assending; which that I tok for myn assendent.
25
And in this wyse hadde I the experience for ever-mo in which
maner I sholde knowe the tyd of the day, and eek myn [assendent].
Tho wolde I wite the same night folwing the hour of the
night, and wroughte in this wyse. Among an heep of sterris fixe,
it lyked me for to take the altitude of the feire white sterre that is
30
cleped [Alhabor]; and fond hir sitting on the west side of the lyne