Solar panel angles in Sri Lanka
Optimal fixed-panel tilt and orientation for 3 cities in Sri Lanka, computed from solar geometry.
| City | Latitude | Optimal tilt | Facing | Flat roof keeps |
|---|---|---|---|---|
| Colombo | 6.94°N | 6° | south | 100% |
| Dehiwala-Mount Lavinia | 6.84°N | 6° | south | 100% |
| Maharagama | 6.85°N | 6° | south | 100% |
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