CRX is a Hatanaka compression for Rinex file used by many permanent networks. Y. Hatanaka of GSI wrote softwares for compress/uncompress, see https://terras.gsi.go.jp/ja/crx2rnx.html. To use the software (example of CRX compression to uncompressed RNX format): open a shell (e.g. Powershell) go to the folder containing the executable type “CRX2RNX.exe input.crx” you get as output a … Continue reading CRX to RNX