Characteristic Analysis of Photovoltaic On-Grid System In Tropical Region For Weather-Corrected Performance Ratio Calculation Method ImplementationErfan Syahputra, Rio Agustian Fajarin and Eko Adhi SetiawanE3S Web Conf., 67 (2018) 01025DOI: https://doi.org/10.1051/e3sconf/20186701025