Using this form you can calculate sunrise and sunset time for any point on the Earth, for any date
Enter North latitudes as positive, West longitudes as negative.
Souris (46.35/-62.25/3) Quebec (46.87/-71.17/4)
For the time zone, enter the number of hours west of Greenwich (e.g., 5 for EST, 4 for EDT, -1 for CET or MET)
Algorithm: Roger W. Sinnott