Development of Optimal Tilt Angle Models of a Photovoltaic Module for Maximum Power Production: Ethiopia

Table 2

Geographical coordinates and monthly average daily global horizontal radiation data of Bahir Dar city.

Latitude (^o)	Longitude (^o)	Month	Global horizontal radiation, H (kWh/m^2/day)
11.5742	37.3614	January	6.131
		February	6.585
		March	6.797
		April	6.860
		May	6.186
		June	5.846
		July	5.021
		August	4.998
		September	5.833
		October	6.186
		November	5.922
		December	5.975