The YES WorldWatch V7 keep times for sunrise, sunset, zenith and twilight for where you are. The calculations are based on astronomical algorithms using LAT/LON, time zone and relevant DST system. It is pre-programmed to 650 cities worldwide.
The YES WorldWatch V7 keep times for sunrise, sunset, zenith and twilight for where you are. The calculations are based on astronomical algorithms using LAT/LON, time zone and relevant DST system. It is pre-programmed to 650 cities worldwide.