netcdf ocean-time-series/Stellwagen/GRANDBAY/10781Aaqd-a.nc {
dimensions:
depth = 20;
time = UNLIMITED; // (7310 currently)
lat = 1;
lon = 1;
variables:
double depth(depth=20);
:units = "m";
:long_name = "mean water depth";
:initial_instrument_height = 0.15; // double
:nominal_instrument_depth = 2.15; // double
:epic_code = 3L; // long
int time_cf(time=7310);
:standard_name = "time";
:axis = "T";
:units = "minutes since 2016-08-04 16:16:00";
:calendar = "proleptic_gregorian";
:_ChunkSizes = 1024U; // uint
float Bat_106(time=7310);
:_FillValue = 1.0E35f; // float
:units = "V";
:long_name = "Battery voltage";
:epic_code = 106L; // long
:serial_number = "AQD11507";
:initial_instrument_height = 0.15; // double
:nominal_instrument_depth = 2.15; // double
:height_depth_units = "m";
:sensor_type = "Nortek Aquadopp Profiler";
:minimum = 10.7; // double
:maximum = 11.0; // double
:coordinates = "time_cf time2";
:_ChunkSizes = 914U; // uint
float Hdg_1215(time=7310, lat=1, lon=1);
:_FillValue = 1.0E35f; // float
:units = "degrees";
:name = "Hdg";
:long_name = "Instrument Heading";
:generic_name = "hdg";
:epic_code = 1215L; // long
:note = "Heading is degrees true. Converted from magnetic with magnetic variation of -1.880000.";
:serial_number = "AQD11507";
:initial_instrument_height = 0.15; // double
:nominal_instrument_depth = 2.15; // double
:height_depth_units = "m";
:sensor_type = "Nortek Aquadopp Profiler";
:minimum = 10.719999999999999; // double
:maximum = 12.719999999999999; // double
:coordinates = "time_cf time2";
:_ChunkSizes = 1U, 1U, 1U; // uint
float Ptch_1216(time=7310, lat=1, lon=1);
:_FillValue = 1.0E35f; // float
:units = "degrees";
:long_name = "Instrument Pitch";
:name = "Ptch";
:generic_name = "ptch";
:epic_code = 1216L; // long
:serial_number = "AQD11507";
:initial_instrument_height = 0.15; // double
:nominal_instrument_depth = 2.15; // double
:height_depth_units = "m";
:sensor_type = "Nortek Aquadopp Profiler";
:minimum = 0.4; // double
:maximum = 1.6; // double
:coordinates = "time_cf time2";
:_ChunkSizes = 1U, 1U, 1U; // uint
float Roll_1217(time=7310, lat=1, lon=1);
:_FillValue = 1.0E35f; // float
:units = "degrees";
:long_name = "Instrument Roll";
:name = "Roll";
:generic_name = "roll";
:epic_code = 1217L; // long
:serial_number = "AQD11507";
:initial_instrument_height = 0.15; // double
:nominal_instrument_depth = 2.15; // double
:height_depth_units = "m";
:sensor_type = "Nortek Aquadopp Profiler";
:minimum = -0.5; // double
:maximum = 0.9; // double
:coordinates = "time_cf time2";
:_ChunkSizes = 1U, 1U, 1U; // uint
float P_1(time=7310, lat=1, lon=1);
:_FillValue = 1.0E35f; // float
:units = "dbar";
:long_name = "Pressure";
:generic_name = "depth";
:note = "Raw pressure from instrument, not corrected for changes in atmospheric pressure";
:name = "P";
:epic_code = 1L; // long
:serial_number = "AQD11507";
:initial_instrument_height = 0.15; // double
:nominal_instrument_depth = 2.15; // double
:height_depth_units = "m";
:sensor_type = "Nortek Aquadopp Profiler";
:minimum = 1.508; // double
:maximum = 2.444; // double
:coordinates = "time_cf time2";
:_ChunkSizes = 1U, 1U, 1U; // uint
float Tx_1211(time=7310, lat=1, lon=1);
:_FillValue = 1.0E35f; // float
:units = "C";
:long_name = "Instrument Transducer Temperature";
:generic_name = "temp";
:name = "Tx";
:epic_code = 1211L; // long
:serial_number = "AQD11507";
:initial_instrument_height = 0.15; // double
:nominal_instrument_depth = 2.15; // double
:height_depth_units = "m";
:sensor_type = "Nortek Aquadopp Profiler";
:minimum = 22.08; // double
:maximum = 32.83; // double
:coordinates = "time_cf time2";
:_ChunkSizes = 1U, 1U, 1U; // uint
int time(time=7310);
:units = "True Julian Day";
:type = "EVEN";
:epic_code = 624L; // long
:_ChunkSizes = 914U; // uint
int time2(time=7310);
:units = "msec since 0:00 GMT";
:type = "EVEN";
:epic_code = 624L; // long
:_ChunkSizes = 914U; // uint
double lat(lat=1);
:units = "degree_north";
:long_name = "Latitude";
:epic_code = 500L; // long
double lon(lon=1);
:long_name = "Longitude";
:epic_code = 502L; // long
:units = "degree_east";
float P_1ac(time=7310, lat=1, lon=1);
:_FillValue = 1.0E35f; // float
:units = "dbar";
:name = "Pac";
:long_name = "Corrected pressure";
:note = "Corrected for variations in atmospheric pressure using Grand Bay NERR met station (GNDCRMET).";
:serial_number = "AQD11507";
:initial_instrument_height = 0.15; // double
:nominal_instrument_depth = 2.15; // double
:height_depth_units = "m";
:sensor_type = "Nortek Aquadopp Profiler";
:minimum = 1.517999999999999; // double
:maximum = 2.4539999999999997; // double
:coordinates = "time_cf time2";
:_ChunkSizes = 1U, 1U, 1U; // uint
float u_1205(time=7310, depth=20, lat=1, lon=1);
:_FillValue = 1.0E35f; // float
:name = "u";
:long_name = "Eastward Velocity";
:generic_name = "u";
:epic_code = 1205L; // long
:serial_number = "AQD11507";
:initial_instrument_height = 0.15; // double
:nominal_instrument_depth = 2.15; // double
:height_depth_units = "m";
:sensor_type = "Nortek Aquadopp Profiler";
:units = "cm/s";
:data_cmnt = "Velocity in shallowest bin is often suspect and should be used with caution";
:note = "Velocity bins trimmed if out of water or if side lobes intersect sea surface";
:minimum = -88.05261761586873; // double
:maximum = 44.82783543562294; // double
:coordinates = "time_cf time2";
:_ChunkSizes = 1U, 20U, 1U, 1U; // uint
float v_1206(time=7310, depth=20, lat=1, lon=1);
:_FillValue = 1.0E35f; // float
:name = "v";
:long_name = "Northward Velocity";
:generic_name = "v";
:epic_code = 1206L; // long
:serial_number = "AQD11507";
:initial_instrument_height = 0.15; // double
:nominal_instrument_depth = 2.15; // double
:height_depth_units = "m";
:sensor_type = "Nortek Aquadopp Profiler";
:units = "cm/s";
:data_cmnt = "Velocity in shallowest bin is often suspect and should be used with caution";
:note = "Velocity bins trimmed if out of water or if side lobes intersect sea surface";
:minimum = -33.78400371706053; // double
:maximum = 78.06087896327871; // double
:coordinates = "time_cf time2";
:_ChunkSizes = 1U, 20U, 1U, 1U; // uint
float w_1204(time=7310, depth=20, lat=1, lon=1);
:_FillValue = 1.0E35f; // float
:name = "w";
:long_name = "Vertical Velocity";
:generic_name = "w";
:epic_code = 1204L; // long
:serial_number = "AQD11507";
:initial_instrument_height = 0.15; // double
:nominal_instrument_depth = 2.15; // double
:height_depth_units = "m";
:sensor_type = "Nortek Aquadopp Profiler";
:units = "cm/s";
:data_cmnt = "Velocity in shallowest bin is often suspect and should be used with caution";
:note = "Velocity bins trimmed if out of water or if side lobes intersect sea surface";
:minimum = -28.47300985451581; // double
:maximum = 6.599654573290185; // double
:coordinates = "time_cf time2";
:_ChunkSizes = 1U, 20U, 1U, 1U; // uint
float AGC_1202(time=7310, depth=20, lat=1, lon=1);
:_FillValue = 1.0E35f; // float
:units = "counts";
:name = "AGC";
:long_name = "Average Echo Intensity";
:generic_name = "AGC";
:epic_code = 1202L; // long
:serial_number = "AQD11507";
:initial_instrument_height = 0.15; // double
:nominal_instrument_depth = 2.15; // double
:height_depth_units = "m";
:sensor_type = "Nortek Aquadopp Profiler";
:minimum = 31.666666666666668; // double
:maximum = 135.0; // double
:coordinates = "time_cf time2";
:_ChunkSizes = 1U, 20U, 1U, 1U; // uint
float bin_depth(time=7310, depth=20, lat=1, lon=1);
:_FillValue = 1.0E35f; // float
:units = "m";
:name = "bin depth";
:note = "Actual depth time series of velocity bins. Calculated as corrected pressure (P_1ac) - bindist.";
:serial_number = "AQD11507";
:initial_instrument_height = 0.15; // double
:nominal_instrument_depth = 2.15; // double
:height_depth_units = "m";
:sensor_type = "Nortek Aquadopp Profiler";
:minimum = -0.6820000000000013; // double
:maximum = 2.154; // double
:coordinates = "time_cf time2";
:_ChunkSizes = 1U, 20U, 1U, 1U; // uint
float bindist(depth=20);
:_FillValue = 1.0E35f; // float
:units = "m";
:long_name = "distance from transducer head";
:blanking_distance = 0.2; // double
:note = "distance is along profile from instrument head to center of bin";
:serial_number = "AQD11507";
:initial_instrument_height = 0.15; // double
:nominal_instrument_depth = 2.15; // double
:height_depth_units = "m";
:sensor_type = "Nortek Aquadopp Profiler";
:minimum = 0.30000000000000004; // double
:maximum = 2.2; // double
// global attributes:
:SciPi = "N. Ganju";
:PROJECT = "USGS Coastal and Marine Geology Program";
:EXPERIMENT = "Grand Bay";
:DESCRIPTION = "Site GB3, Middle Bay";
:DATA_SUBTYPE = "MOORED";
:DATA_ORIGIN = "USGS WHCMSC Sed Trans Group";
:COORD_SYSTEM = "GEOGRAPHIC";
:Conventions = "PMEL/EPIC";
:MOORING = "1078";
:WATER_DEPTH = 2.3; // double
:WATER_DEPTH_NOTE = "(meters), nominal depth";
:latitude = 30.37498; // double
:longitude = -88.39581; // double
:magnetic_variation = -1.88; // double
:Deployment_date = "2016-08-04 16:10";
:Recovery_date = "2016-10-19 19:35";
:DATA_CMNT = "";
:platform_type = "FG Lander";
:DRIFTER = 0.0; // double
:POS_CONST = 0.0; // double
:DEPTH_CONST = 0.0; // double
:WATER_MASS = "Grand Bay, AL/MS";
:VAR_FILL = 1.0E35; // double
:institution = "United States Geological Survey, Woods Hole Coastal and Marine Science Center";
:institution_url = "https://woodshole.er.usgs.gov";
:basefile = "AQ107802";
:filename = "10781Aaqd";
:LatLonDatum = "NAD83";
:ClockError = 0L; // long
:orientation = "UP";
:head_rotation = "horizontal";
:initial_instrument_height = 0.15; // double
:initial_instrument_height_note = "";
:zeroed_pressure = "Yes";
:cutoff_ampl = 0L; // long
:trim_method = "Water Level SL";
:P_1ac_note = "Corrected for variations in atmospheric pressure using Grand Bay NERR met station (GNDCRMET).";
:good_ens_wvs = 41L, 3695L; // long
:wh_min = 0.02; // double
:wh_max = 2L; // long
:wp_ratio = 2L; // long
:history = "Processed to EPIC using runaqdcdf2nc.py. Atmospheric pressure compensated. Trimmed velocity data using water level and sidelobes. Data clipped using Deployment_date of 2016-08-04 16:10 and Recovery_date of 2016-10-19 19:35. Processed using hdr2cdf.py with Python 3.6.3, xarray 0.10.8, NumPy 1.15.1, netCDF4 1.3.1. Processed using hdr2cdf.py with Python 3.6.3, xarray 0.10.8, NumPy 1.15.1, netCDF4 1.3.1. ";
:AQDProfileInterval = 900L; // long
:AQDNumberOfCells = 35L; // long
:AQDCellSize = 10L; // long
:AQDAverageInterval = 120L; // long
:AQDMeasurementLoad = 100L; // long
:AQDTransmitPulseLength = 0.1; // double
:AQDBlankingDistance = 0.2; // double
:AQDCompassUpdateRate = 900L; // long
:WaveMeasurements = "ENABLED";
:WavePower = "LOW";
:WaveInterval = 1800L; // long
:WaveNumberOfSamples = 1024L; // long
:WaveSampleRate = "2 Hz";
:WaveCellSize = 0.5; // double
:AQDAnalogInput1 = "NONE";
:AQDAnalogInput2 = "NONE";
:AQDAnalogPowerOutput = "12V";
:AQDPowerLevel = "LOW";
:AQDCoordinateSystem = "BEAM";
:AQDSoundSpeed = "MEASURED";
:AQDSalinity = "24.0 ppt";
:AQDNumberOfBeams = 3L; // long
:AQDNumberOfPingsPerBurst = 23L; // long
:AQDSoftwareVersion = "1.37.01";
:AQDDeploymentName = "AQ1078";
:AQDDeploymentTime = "8/3/2016 8:00:00 PM";
:AQDComments = "mooring 1078, GB3, Middle Bay";
:AQDSerial_Number = "AQD11507";
:AQDHardwareRevision = "4 (E)";
:AQDRecorderSize = "3886 MByte";
:AQDFirmwareVersion = "3.40";
:AQDVelocityRange = "HIGH";
:AQDSyncOutDelay = "0 sec";
:AQDSyncPowerDelay = "0 sec";
:AQDPressureSensor = "YES";
:AQDCompass = "YES";
:AQDTilt = "YES";
:AQDFrequency = 2000L; // long
:AQDHeadSerialNumber = "ASP 6159";
:AQDNumBeams = 3L; // long
:AQDCCD = 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8, 2.9, 3.0, 3.1, 3.2, 3.3, 3.4, 3.5, 3.6, 3.7; // double
:AQDBeamWidth = 1.7; // double
:AQDBeamPattern = "convex";
:AQDBeamAngle = 25L; // long
:nominal_sensor_depth_note = "WATER_DEPTH - initial_instrument_height";
:nominal_sensor_depth = 2.15; // double
:transducer_offset_from_bottom = 0.15; // double
:serial_number = "AQD11507";
:bin_count = 35L; // long
:bin_size = 0.1; // double
:blanking_distance = 0.2; // double
:center_first_bin = 0.30000000000000004; // double
:salinity_set_by_user = "24.0 ppt";
:salinity_set_by_user_units = "ppt";
:frequency = 2000L; // long
:beam_width = 1.7; // double
:beam_pattern = "convex";
:beam_angle = 25L; // long
:INST_TYPE = "Nortek Aquadopp Profiler";
:nominal_instrument_depth = 2.15; // double
:COMPOSITE = 0L; // long
:DELTA_T = 900L; // long
:start_time = "2016-08-04T16:16:00.000000000";
:stop_time = "2016-10-19T19:31:00.000000000";
}