howmuchsun

Solar panel angles in Czechia

Optimal fixed-panel tilt and orientation for 4 cities in Czechia, computed from solar geometry.

CityLatitudeOptimal tiltFacingFlat roof keeps
Prague 50.09°N 41° south 80%
Brno 49.20°N 41° south 80%
Ostrava 49.83°N 41° south 80%
Liberec 50.77°N 42° south 79%

How these angles are calculated