Space target photometric data is provided for download in file format. One measurement produces one data file, which stores photometric variation values of the target at different times. The number of photometric values in each file varies depending on the measurement duration. Each 10 photometric values in a single file count as one billing unit (item). Download is billed by item. When selecting downloads, you can download measurement files that meet the required duration and number of photometric values. See the table below for detailed pricing rules.

Photometric data is priced based on the number of photometric values in the data file. Every 10 photometric values count as 1 data item, with a unit price of 100 yuan per item. See the pricing rules table below for details. Enterprise and bulk purchase users please contact our business personnel through service consultation for bulk purchases.

The table below shows the pricing relationship for the number of photometric values in a photometric data file.