How much is the parking lot of Nanjing Purple Mountain Observatory?

8: 00 a.m. to 8: 00 p.m. 5 yuan 15 minutes for small cars and 2: 00 5 yuan 15 minutes for large cars. Official website of Purple Mountain Observatory of China Academy of Sciences shows that Nanjing Purple Mountain Observatory is located on Purple Mountain in Xuanwu District, Nanjing, Jiangsu Province. It is the first modern astronomical research institution established by China people themselves, and is known as "the cradle of modern astronomy in China". There is a parking lot for tourists at the foot of the mountain. The charging standard is 5 yuan 15 minutes for small cars and 2: 00 18 minutes for large cars in 5 yuan.