In this task, you are given a sentence or phrase in English. You must translate it to Xhosa in a way that is equivalent in terms of meaning and grammatically correct.

The quadrant was in use at sea well before 1450, although its first mention is at that date.
Isahlulo sesine sesangqa elwandle kakuhle phambi konyaka wekhulu leshumi elinesine lamawaka anamashumi mahlanu, nangona yachazwa kuqala ngala mhla.