# # OASIS Data Header # # Instrument: Garmin 12 Channel GPS # Mooring: m46044 # Deployment Date: May 26, 2011 # # 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 # 256.86075 36.80224 -121.78704 19.97 9 62 0 1.8 16 3f 256.88111 36.80231 -121.78710 3.46 10 22 0 2.1 16 3f 256.90194 36.80231 -121.78714 20.95 10 22 0 3.1 16 3f 256.92296 36.80233 -121.78705 23.56 10 38 0 0.9 15 3f 256.94382 36.80239 -121.78718 36.39 10 37 0 1.1 14 3f 256.96444 36.80232 -121.78705 4.80 10 21 0 1.3 14 3f 256.98528 36.80222 -121.78705 16.61 10 22 0 1.4 13 3f