Observatory Properties:
Longitude = -79° 30' 7.83" W = -79.5006061 W = 280.499394 E
Latitude =43° 46' 13.81" N
Altitude = 209m
Visibility chart usage: copy the coordinate set below and paste into the object visibility calculator.
Coordinate set for Object Visibility [LON(E) LAT (N) Alt (m) UT offset (h)]:
280.499394 43.770503 209 -5
*note UT offset may need to change with daylight savings, check the clock above.
Visibility Calculator: http://catserver.ing.iac.es/staralt/