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Name Template: PUB/MISSION/level1a/podObs/podObs_YYYY.DDD.LLL.NN.TT_rnx

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

Low rate GPS data (10 sec for CHAMP; 1 sec for COSMIC) in RINEX 2.20 format. These data reflect the coresponding podGps BINEX files. See for details on RINEX 2.20 format.