This tool is used to calculate the sheet number of the known latitude and longitude points in the excel table. According to the input coordinates and latitude and longitude, it calculates the calculation function of the standard map sheet number of China's national basic scale. It can calculate the old and new sheet number functions, which is simple, convenient and practical.
Supported scales include:
1：5000；1：10000；1：25000；1：50000；1：5000；1：100000；1：250000；1：500000；1：1000000。
form interface
form interface
Calculate old and new frame numbers