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Name Template: PUB/MISSION/level1a/podCrx/YYYY.DDD/podCrx_YYYY.DDD.LLL.NN.TT_crx.gz

DDDDay of year
LLLLEO id (1-999)
MISSIONMission ID (eight characters or less--champ, champrt, sacc, sacctst, etc)
NNdump number (1-99)
PUBBase directory for the pub hierarchy
TTAntenna ID
YYYYYear

Low rate GPS data (10 sec for CHAMP; 1 sec for COSMIC) in RINEX 2.20 format with Hatanaka compression. These data replace the podGps BINEX files and coresponding podObs RINEX file. See http://www.aiub.unibe.ch/download/rinex/rnx_leo.txt for details on RINEX 2.20 format. See http://sopac.ucsd.edu/dataArchive/hatanaka.html for details on Hatanaka RINEX compression.