netcdf frf/oceanography/currents/awac-4.5m/awac-4.5m.ncml { dimensions: station_name_length = 22; depth = 15; time = 30356; variables: double latitude; :long_name = "Latitude"; :standard_name = "latitude"; :_FillValue = -999.0; // double :units = "degrees_north"; :short_name = "lat"; double longitude; :_FillValue = -999.0; // double :units = "degrees_east"; :short_name = "lon"; :long_name = "Longitude"; :standard_name = "longitude"; double depth(depth=15); :_FillValue = -999.0; // double :units = "m"; :short_name = "Cell Depths"; :long_name = "Cell Depths (NAVD88)"; :description = "Elevation of bin in NAVD88. Depth is to center of cell and is calculated by: depth = -xducerD + blank + (numBin * binSize)"; :_ChunkSizes = 15U; // uint double time(time=30356); :_FillValue = -999.0; // double :units = "seconds since 1970-01-01 00:00:00"; :short_name = "time"; :long_name = "UTC Sample Time"; :standard_name = "time"; :calendar = "gregorian"; :_ChunkSizes = 1000U; // uint double cellSize(time=30356); :_FillValue = -999.0; // double :units = "m"; :short_name = "Bin size"; :long_name = "Bin Cell Size"; :coordinates = "time"; :_ChunkSizes = 354U; // uint double blankDist(time=30356); :_FillValue = -999.0; // double :units = "m"; :short_name = "Blanking Distance"; :long_name = "Blanking Distance from Gauge"; :coordinates = "time"; :_ChunkSizes = 354U; // uint double maxCell(time=30356); :_FillValue = -999.0; // double :units = "index"; :short_name = "Last Valid Bin"; :long_name = "Index of Last Valid Bin"; :coordinates = "time"; :note = "Bins greater than this value are likely out of water as determined by automated surface finding algorithm"; :_ChunkSizes = 354U; // uint double aveTime(time=30356); :_FillValue = -999.0; // double :units = "index"; :short_name = "Averaging Time"; :long_name = "Averaging Time in Seconds"; :coordinates = "time"; :_ChunkSizes = 354U; // uint double meanPressure(time=30356); :_FillValue = -999.0; // double :units = "dbar"; :short_name = "Pressure"; :long_name = "Mean Sea Water Pressure"; :standard_name = "sea_water_pressure"; :coordinates = "time"; :_ChunkSizes = 354U; // uint double aveE(time=30356); :_FillValue = -999.0; // double :units = "m s-1"; :short_name = "Eastward Current"; :long_name = "Vertically Averaged Eastward Sea Water Current"; :coordinates = "time"; :note = "These values were computed using only in water data, identified as bins 1:maxBin"; :_ChunkSizes = 354U; // uint double aveN(time=30356); :_FillValue = -999.0; // double :units = "m s-1"; :short_name = "Northward Current"; :long_name = "Vertically Averaged Northward Sea Water Current"; :coordinates = "time"; :note = "These values were computed using only in water data, identified as bins 1:maxBin"; :_ChunkSizes = 354U; // uint double currentSpeed(time=30356); :_FillValue = -999.0; // double :units = "m s-1"; :short_name = "Current Speed"; :long_name = "Vertically Averaged Current Speed"; :standard_name = "sea_water_speed"; :coordinates = "time"; :note = "These values were computed using only in water data, identified as bins 1:maxBin"; :_ChunkSizes = 354U; // uint double currentDirection(time=30356); :_FillValue = -999.0; // double :units = "degree"; :short_name = "Current Direction"; :long_name = "Vertically Averaged Current Direction"; :standard_name = "sea_water_from_direction"; :coordinates = "time"; :note = "These values were computed using only in water data, identified as bins 1:maxBin"; :_ChunkSizes = 354U; // uint double currentEast(time=30356, depth=15); :_FillValue = -999.0; // double :units = "m s-1"; :short_name = "Eastward Current Profile"; :long_name = "Eastward Current Profile"; :standard_name = "eastward_sea_water_velocity"; :description = "Eastward current profile. Direction is towards true-E"; :coordinates = "time, depth"; :note = "These values may include some out of water data. maxBin can be used to identify estimated sea surface and eliminate out of water data"; :_ChunkSizes = 354U, 15U; // uint double currentNorth(time=30356, depth=15); :_FillValue = -999.0; // double :units = "m s-1"; :short_name = "Northward Current Profile"; :long_name = "Northward Current Profile"; :standard_name = "northward_sea_water_velocity"; :description = "Northward current profile. Direction is towards true-N"; :coordinates = "time, depth"; :note = "These values may include some out of water data. maxBin can be used to identify estimated sea surface and eliminate out of water data"; :_ChunkSizes = 354U, 15U; // uint double currentUp(time=30356, depth=15); :_FillValue = -999.0; // double :units = "m s-1"; :short_name = "Upward Current Profile"; :long_name = "Upward Current Profile"; :standard_name = "upward_sea_water_velocity"; :positive = "upward"; :coordinates = "time, depth"; :note = "These values may include some out of water data. maxBin can be used to identify estimated sea surface and eliminate out of water data"; :_ChunkSizes = 354U, 15U; // uint double meanAmplitude(time=30356, depth=15); :_FillValue = -999.0; // double :units = "index"; :short_name = "Mean Amplitude"; :long_name = "Profile of mean amplitude (0-255) from all beams"; :coordinates = "time, depth"; :note = "These values were computed using only in water data, identified as bins 1:maxBin"; :_ChunkSizes = 354U, 15U; // uint double qcFlag(time=30356); :_FillValue = -999.0; // double :units = "index"; :long_name = "qcFlag"; :coordinates = "time"; :comment = "1=passed, 2=not checked, 3=questionable, 4=failed"; :short_name = "qcFlag"; :_ChunkSizes = 354U; // uint // global attributes: :featureType = "timeSeries"; :title = "FRF 4.5m AWAC Currents"; :station_name = "4.5m-AWAC"; :summary = "USACE/COAB data collected by a bottom mounted (looking up) Nortek AWAC, approximately 400m offshore of Duck (FRF), NC \n at a nominal depth of -4.5m NAVD 88. Directional current profiles were interpolated to 0.5m intervals relative to \n NAVD88, and depth integrated currents are computed. Data values start closest to the gauge and go upwards.\n This instrument is hard-wired to a shore-based data acquisition system and analyzed on one or two hour intervals. \n Directions are flowing towards clockwise fron true north (0 degrees is flowing towards true north, 90 degrees to the east). \n These data have been processed and QC checked with an automated analysis progran and should be considered preliminary.\n"; :history = "2016-01-05:data set created"; :source = "In situ observations from FRF-ocean_currents_awac4.5m_YYYYMM.mat"; :sourceUrl = "(local files)"; :standard_name_vocabulary = "CFv25"; :Metadata_Conventions = "Unidata Dataset Discovery v1.0, CF-1.6"; :metadata_link = "N/A"; :Conventions = "CF-1.6"; :creator_name = "USACE/CHL/COAB"; :creator_url = "http://frf.usace.army.mil"; :creator_email = "frfwebmaster@usace.army.mil"; :license = "These data may be redistributed and used without restriction. Data are intended for scholarly use by the research community, with the express agreement that users will properly acknowledge the USACE Field Research Facility and the supporting investigator(s). Use or reproduction of these data for commercial purposes is prohibited without prior written permission."; :keywords_vocabulary = "FGlobal Change Master Directory (GCMD) Earth Science Keywords; CF Standard Name Table (v23, 23 March 2013)"; :keywords = "Oceans > Ocean Circulation > Ocean Currents, Oceans > Ocean Pressure > Water Pressure, DOD > DOD/USARMY/USACE/CHL/FRF > Field Research Facility, Coastal And Hydraulics Laboratory, U. S. Army Corps Of Engineers, U.S. Army, U. S. Department Of Defense, sea_water_pressure, eastward_sea_water_velocity, northward_sea_water_velocity, upward_sea_water_velocity\n"; :processing = "realtime"; :organization = "USACE/CHL/COAB"; :publisher_url = "http://frf.usace.army.mil"; :infoUrl = "http://frf.usace.army.mil"; :publisher_email = "frfwebmaster@usace.army.mil"; :publisher_name = "USACE/CHL/COAB"; :format_version = "v1.0"; :institution = "USACE/CHL/COAB"; :contact = "USACE/CHL/COAB"; :contact_info = "USACE/CHL/COAB"; :contact_role = "Owner"; :contributor_name = "USACE/CHL/COAB"; :contributor_role = "USACE/CHL/COAB"; :naming_authority = "FRF"; :origin = "USACE/CHL/COAB"; :date_created = "2024-09-30"; :date_issued = "2024-09-30"; :acknowledgement = "Data are provided by the Field Research Facility; Coastal Observations & Analysis Branch; US Army Corps of Engineers, Duck, North Carolina."; :project = "USACE/COAB observations"; :id = "FRF-ocean_waves_awac4.5m"; :processing_level = "L1"; :geospatial_vertical_units = "m"; :geospatial_vertical_resolution = 0.0; // double :geospatial_vertical_min = 0.0; // double :geospatial_vertical_max = 0.0; // double :geospatial_vertical_origin = "NAVD88"; :geospatial_lat_min = 36.18677; // double :geospatial_lat_max = 36.18677; // double :geospatial_lat_units = "degrees_north"; :geospatial_lon_min = -75.748714; // double :geospatial_lon_max = -75.748714; // double :geospatial_lon_units = "degrees_east"; :geospatial_vertical_positive = "up"; :xducerDepth = -3.68; // double :nomDepth = 4.44; // double :time_coverage_start = "2024-09-01T00:45:00"; :time_coverage_end = "2024-09-30T22:45:00"; :deployment_start = "2016-01-05T00:00:00Z"; :platform = "Nortek AWAC"; :instrument = "Nortek AWAC"; :cross_shore_angle_units = "degrees"; :cross_shore_angle_description = "cross shore angle at the USACE FRF site in DUCK, NC, clockwise from true north"; :cross_shore_angle = 71.8; // double :file = "RealTime: awacRtCurrent2Mat"; :magCor = 0.0; // double }