# # OASIS Data Header # # Instrument: Garmin GPS # Mooring: m1 # Deployment Date: 24 July 2025 # # Data Fields: # Name Description Format # --------------------------------------------------------- # time GMT time (decimal julian day) ddd.fffff # latitude Latitude (deg north) floating point # longitude Longitude (deg west) floating point # std_dev Position Standard Deviation (m) floating point # samples Number of samples taken integer # time_on Power-On duration (s) integer # diffSamples Number Differential GPS Samples integer # hdop Horizontal Dilution of Precision # temp GPS Receiver Temp (deg C) floating point # status Garmin Status Byte hex (see note) # # Note: Status Byte Format # Bit Description Values # 0 ROM checksum test 1 = Pass 0 = Fail # 1 Receiver failure discrete 1 = Pass 0 = Fail # 2 Stored data lost 1 = Retained 0 = Lost # 3 Real time clock lost 1 = Retained 0 = Lost # 4 Oscillator drift discrete 1 = Pass 0 = Excessive Drift # 5 Board configuration data 1 = Retained 0 = Lost # 6,7 Unused # 64.65117 36.75069 -122.02132 8.89 9 42 0 0.7 0 00 64.67200 36.75084 -122.02059 4.58 10 43 0 0.8 0 00 64.85950 36.74903 -122.02241 5.48 10 42 0 0.9 0 00 64.88034 36.74900 -122.02216 7.68 10 41 0 0.8 0 00