Snow surface time-lapse SfM photogrammetry DEMs data

The following DEMs data were derived from time-lapse SfM photogrammetry. The DEMs data were collected next to the August-one ice cap in Qilian Mountains of China. The data were spans from 24 August 2019 to 7 September 2020. The name of each Tif data include month_day_photograph time. For example, Canon_8_24_1.tif means photographed on 24 August at morning of around 8:00. Canon_8_24_2.tif means photographed on 24 August at around 11:00.