GPS Data collected in November 2018 near the grounding zone of Priestley Glacier, Antarctica. The related paper with more information is Drews et al., 2021. - Daily Raw Data files are provided as a zip archive in RawRinexFiles.zip- The processed data are based on Precise Point Positioning- Timing is provided in modified Julian day (MJD_epoch='Nov 17, 1858,00:00') and YYYY-MM-DD T hh:mm:ss (Time Zone UTC)- longitude (dd) latitude (dd) elevation (m, WGS84) MJD (modified Julian Day) YYYY-MM-DD T hh:mm:ss