# # 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 # 7.34637 36.80245 -121.78792 23.52 10 128 0 11.8 136 00 7.51374 36.80235 -121.78771 12.61 10 189 0 6.4 136 00 7.59664 36.80242 -121.78786 29.50 10 152 0 4.2 136 00 7.82580 36.80277 -121.78678 88.08 10 151 0 5.6 8 00 7.88852 36.80219 -121.78716 30.63 10 170 0 5.8 88 00