# # 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 # 49.92185 36.75843 -122.01855 8.83 9 40 0 0.9 232 00 49.94351 36.75812 -122.01855 3.46 10 47 0 0.8 112 00