27.02.2018, 09:55
There are several types of sunrise/sunset, rscalc gives values when sun is at 0°.
Why do you think there should be a sign in coordinates for a location in Poland? It is above equator and east of Greenwich, so both latitude and longitude are positive numbers.
Why do you think there should be a sign in coordinates for a location in Poland? It is above equator and east of Greenwich, so both latitude and longitude are positive numbers.