Sunlight reflecting plate

Object of the present invention is to provide a maintaining excellent reflectance of the reflective layer, resistance and weather resistance sandy sunlight reflecting sheet excellent. Solar reflective plate of the present invention having the protective layer of the substrate, a reflective layer, and disposed on the substrate on the reflective layer, wherein the protective layer contains silicon and organic compounds, in terms of SiO2, 10 to 60 mass% of silicon, the number of silicon-oxygen chemically bonded on average from 1.5 to 3.2.