<?xml version="1.0" encoding="UTF-8"?>
<netcdf xmlns="http://www.unidata.ucar.edu/namespaces/netcdf/ncml-2.2" location="Not provided because of security concerns.">
  <attribute name="title" value="Global Drifter Program drifting buoy collection" />
  <attribute name="id" value="Global Drifter Program ID 62423030" />
  <attribute name="wmo_platform_code" value="2300963" />
  <attribute name="ncei_template_version" value="NCEI_NetCDF_Trajectory_Template_v2" />
  <attribute name="cdm_data_type" value="Trajectory" />
  <attribute name="history" value="From buoydata_15001_sep20.dat with metadata from dirall.dat and deplog.dat" />
  <attribute name="featureType" value="trajectory" />
  <attribute name="Conventions" value="CF-1.6, ACDD-1.3" />
  <attribute name="time_coverage_start" value="2015-09-03T00:09:00Z" />
  <attribute name="time_coverage_end" value="2016-06-07T18:06:00Z" />
  <attribute name="geospatial_lat_min" value="12.152f" />
  <attribute name="geospatial_lat_max" value="20.533f" />
  <attribute name="geospatial_lat_units" value="degrees_north" />
  <attribute name="geospatial_lat_resolution" value="tbd" />
  <attribute name="geospatial_lon_min" value="86.269f" />
  <attribute name="geospatial_lon_max" value="91.556f" />
  <attribute name="geospatial_lon_units" value="degrees_east" />
  <attribute name="geospatial_lon_resolution" value="tbd" />
  <attribute name="geospatial_bounds" value="polygon (  180.000  12.152,  91.556  12.152,  91.556  20.533, 180.000  20.533, 180.000  12.152" />
  <attribute name="date_created" value="2021-02-18T01:02:21Z" />
  <attribute name="date_modified" value="2021-02-18T01:02:21Z" />
  <attribute name="date_issued" value="2021-02-18T01:02:21Z" />
  <attribute name="publisher_name" value="GDP Drifter DAC" />
  <attribute name="publisher_email" value="aoml.dftr@noaa.gov" />
  <attribute name="publisher_url" value="https://www.aoml.noaa.gov/phod/gdp" />
  <attribute name="licence" value="freely available" />
  <attribute name="processing_level" value="Level 2 QC by GDP drifter DAC" />
  <attribute name="metadata_link" value="https://www.aoml.noaa.gov/phod/dac/dirall.html" />
  <attribute name="source" value="source description" />
  <attribute name="uuid" value="n/a" />
  <attribute name="naming_authority" value="n/a" />
  <attribute name="contributor_name" value="NOAA Global Drifter Program" />
  <attribute name="contributor_role" value="Data Acquisition Center" />
  <attribute name="institution" value="NOAA Atlantic Oceanographic and Meteorological Laboratory" />
  <attribute name="creator_name" value="GDP drifter DAC" />
  <attribute name="creator_url" value="https://www.aoml.noaa.gov/phod/gdp" />
  <attribute name="creator_email" value="aoml.dftr@noaa.gov" />
  <attribute name="acknowledgement" value="Lumpkin, Rick; Centurioni, Luca (2019). Global Drifter Program quality-controlled 6-hour interpolated data from ocean surface drifting buoys. [indicate subset used].NOAA National Centers for Environmental Information. Dataset. https://doi.org/10.25921/7ntx-z961. Accessed [date]." />
  <attribute name="doi" value="10.25921/7ntx-z961" />
  <attribute name="summary" value="Global Drifter Program 6h data" />
  <attribute name="comment" value="Global Drifter Program 6h data" />
  <attribute name="standard_name_vocabulary" value="CF Standard Name Table v30" />
  <attribute name="instrument_vocabulary" value="n/a" />
  <attribute name="keywords_vocabulary" value="n/a" />
  <attribute name="keywords" value="drifter, surface current, sea surface temperature, interpolated" />
  <attribute name="DeployingShip" value="REVELLE" />
  <attribute name="DeploymentStatus" value="good" />
  <attribute name="BuoyTypeManufacturer" value="SIO" />
  <attribute name="BuoyTypeSensorArray" value="SVGSHI" />
  <attribute name="CurrentProgram" value="20912" />
  <attribute name="PurchaserFunding" value="NOAA" />
  <attribute name="SensorUpgrade" value="United States" />
  <attribute name="Transmissions" value="NOAA" />
  <attribute name="DeployingCountry" value="United States" />
  <attribute name="DeploymentComments" />
  <attribute name="ManufactureYear" value="2015" />
  <attribute name="ManufactureMonth" value="5" />
  <attribute name="ManufactureSensorType" value="SVGSHI" />
  <attribute name="ManufactureVoltage" value="56 volts" />
  <attribute name="FloatDiameter" value="45.7 cm" />
  <attribute name="SubsfcFloatPresence" value="0" />
  <attribute name="DrogueType" value="HOLY247" />
  <attribute name="DrogueLength" value="10.5 m" />
  <attribute name="DrogueBallast" value="1.8 kg" />
  <attribute name="DragAreaAboveDrogue" value="19.62 m^2" />
  <attribute name="DragAreaOfDrogue" value="901.01 m^2" />
  <attribute name="DragAreaRatio" value="45.923" />
  <attribute name="DrogueCenterDepth" value="15 m" />
  <attribute name="DrogueDetectSensor" value="tether strain" />
  <attribute name="_CoordSysBuilder" value="ucar.nc2.internal.dataset.conv.CF1Convention" />
  <dimension name="string_10" length="10" />
  <dimension name="traj" length="1" />
  <dimension name="obs" length="1116" />
  <group name="CFMetadata">
    <attribute name="geospatial_lon_min" value="86.269" type="float" />
    <attribute name="geospatial_lat_min" value="12.152" type="float" />
    <attribute name="geospatial_lon_max" value="91.556" type="float" />
    <attribute name="geospatial_lat_max" value="20.533" type="float" />
    <attribute name="geospatial_lon_units" value="degrees_east" />
    <attribute name="geospatial_lat_units" value="degrees_north" />
    <attribute name="geospatial_lon_resolution" value="0.00751659239354155" />
    <attribute name="geospatial_lat_resolution" value="0.00751659239354155" />
    <attribute name="time_coverage_start" value="2015-09-03T00:00:00Z" />
    <attribute name="time_coverage_end" value="2016-06-07T18:00:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="21600.0" />
    <attribute name="time_coverage_duration" value="P0Y0M278DT18H0M0.000S" />
  </group>
  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-03-16" />
    <attribute name="nciso_version" value="2.4.8" />
  </group>
  <variable name="ID" shape="traj string_10" type="char">
    <attribute name="long_name" value="Global Drifter Program Buoy ID" />
    <attribute name="cf_role" value="trajectory_id" />
    <attribute name="history" value="From buoydata_15001_sep20.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1 10" />
  </variable>
  <variable name="rowsize" shape="traj" type="int">
    <attribute name="long_name" value="number of obs for this trajectory" />
    <attribute name="sample_dimension" value="obs" />
    <attribute name="history" value="From buoydata_15001_sep20.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1" />
  </variable>
  <variable name="WMO" shape="traj" type="int">
    <attribute name="long_name" value="World Meteorological Organization buoy identification number" />
    <attribute name="missing_value" type="double" value="-999.0" />
    <attribute name="history" value="From dirall.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1" />
  </variable>
  <variable name="expno" shape="traj" type="int">
    <attribute name="long_name" value="Experiment number" />
    <attribute name="missing_value" type="double" value="-999.0" />
    <attribute name="history" value="From dirall.dat" />
    <attribute name="units" value="count" />
    <attribute name="_ChunkSizes" type="uint" value="1" />
  </variable>
  <variable name="deploy_date" shape="traj" type="float">
    <attribute name="long_name" value="Deployment date and time" />
    <attribute name="units" value="seconds since 1970-01-01 00:00:00 UTC" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From deplog.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1" />
  </variable>
  <variable name="deploy_lat" shape="traj" type="float">
    <attribute name="long_name" value="Deployment latitude" />
    <attribute name="units" value="degrees_north" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From deplog.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1" />
  </variable>
  <variable name="deploy_lon" shape="traj" type="float">
    <attribute name="long_name" value="Deployment longitude" />
    <attribute name="units" value="degrees_east" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From deplog.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1" />
  </variable>
  <variable name="end_date" shape="traj" type="float">
    <attribute name="long_name" value="End date and time" />
    <attribute name="units" value="seconds since 1970-01-01 00:00:00 UTC" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From dirall.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1" />
  </variable>
  <variable name="end_lat" shape="traj" type="float">
    <attribute name="long_name" value="End latitude" />
    <attribute name="units" value="degrees_north" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From dirall.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1" />
  </variable>
  <variable name="end_lon" shape="traj" type="float">
    <attribute name="long_name" value="End longitude" />
    <attribute name="units" value="degrees_east" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From dirall.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1" />
  </variable>
  <variable name="drogue_lost_date" shape="traj" type="float">
    <attribute name="long_name" value="Date of drogue loss (missing value=drogue still attached; 0=drogue status uncertain from beginning)" />
    <attribute name="units" value="seconds since 1970-01-01 00:00:00 UTC" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From dirall.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1" />
  </variable>
  <variable name="typedeath" shape="traj" type="int">
    <attribute name="long_name" value="Type of death (0=buoy still alive, 1=buoy ran aground, 2=picked up by vessel, 3=stop transmitting, 4=sporadic transmissions, 5=bad batteries, 6=inactive status)" />
    <attribute name="missing_value" value="-999" />
    <attribute name="history" value="From dirall.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1" />
  </variable>
  <variable name="typebuoy" shape="traj string_10" type="char">
    <attribute name="long_name" value="Buoy type (see https://www.aoml.noaa.gov/phod/dac/dirall.html)" />
    <attribute name="history" value="From dirall.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1 10" />
  </variable>
  <variable name="longitude" shape="traj obs" type="float">
    <attribute name="long_name" value="Longitude" />
    <attribute name="units" value="degrees_east" />
    <attribute name="axis" value="X" />
    <attribute name="valid_min" value="-180.f" />
    <attribute name="valid_max" value="180.f" />
    <attribute name="standard_name" value="longitude" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From buoydata_15001_sep20.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1 1116" />
  </variable>
  <variable name="latitude" shape="traj obs" type="float">
    <attribute name="long_name" value="Latitude" />
    <attribute name="units" value="degrees_north" />
    <attribute name="axis" value="Y" />
    <attribute name="valid_min" value="-90.f" />
    <attribute name="valid_max" value="90.f" />
    <attribute name="standard_name" value="latitude" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From buoydata_15001_sep20.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1 1116" />
  </variable>
  <variable name="lon360" shape="traj obs" type="float">
    <attribute name="long_name" value="Longitude" />
    <attribute name="units" value="degrees_east" />
    <attribute name="axis" value="X" />
    <attribute name="valid_min" value="0.f" />
    <attribute name="valid_max" value="360.f" />
    <attribute name="standard_name" value="longitude" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="Computed from buoydata_15001_sep20.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1 1116" />
  </variable>
  <variable name="temp" shape="traj obs" type="float">
    <attribute name="long_name" value="Sea Surface Bulk Temperature" />
    <attribute name="units" value="degree_Celcius" />
    <attribute name="valid_min" value="-15.f" />
    <attribute name="valid_max" value="40.f" />
    <attribute name="data_min" value="24.853" />
    <attribute name="data_max" value="31.944" />
    <attribute name="standard_name" value="sea_surface_subskin_temperature" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From buoydata_15001_sep20.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1 1116" />
  </variable>
  <variable name="ve" shape="traj obs" type="float">
    <attribute name="long_name" value="Eastward velocity (12 hr centered difference)" />
    <attribute name="units" value="m/s" />
    <attribute name="data_min" value="-0.5026" />
    <attribute name="data_max" value="0.65014" />
    <attribute name="standard_name" value="surface_eastward_sea_water_velocity" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From buoydata_15001_sep20.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1 1116" />
  </variable>
  <variable name="vn" shape="traj obs" type="float">
    <attribute name="long_name" value="Northward velocity (12 hr centered difference)" />
    <attribute name="units" value="m/s" />
    <attribute name="data_min" value="-0.94551" />
    <attribute name="data_max" value="0.71291" />
    <attribute name="standard_name" value="surface_northward_sea_water_velocity" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From buoydata_15001_sep20.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1 1116" />
  </variable>
  <variable name="err_temp" shape="traj obs" type="float">
    <attribute name="long_name" value="Standard error in temperature" />
    <attribute name="units" value="degree_Celcius" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From buoydata_15001_sep20.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1 1116" />
  </variable>
  <variable name="err_lat" shape="traj obs" type="float">
    <attribute name="long_name" value="Standard error in latitude" />
    <attribute name="units" value="degrees_north" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From buoydata_15001_sep20.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1 1116" />
  </variable>
  <variable name="err_lon" shape="traj obs" type="float">
    <attribute name="long_name" value="Standard error in longitude" />
    <attribute name="units" value="degrees_east" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From buoydata_15001_sep20.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1 1116" />
  </variable>
  <variable name="time" shape="traj obs" type="double">
    <attribute name="long_name" value="Time" />
    <attribute name="units" value="seconds since 1970-01-01 00:00:00 UTC" />
    <attribute name="axis" value="T" />
    <attribute name="valid_min" value="-90.f" />
    <attribute name="valid_max" value="90.f" />
    <attribute name="standard_name" value="time" />
    <attribute name="missing_value" value="-1.e+34f" />
    <attribute name="history" value="From buoydata_15001_sep20.dat" />
    <attribute name="_ChunkSizes" type="uint" value="1 1116" />
    <attribute name="_CoordinateAxisType" value="Time" />
    <attribute name="calendar" value="gregorian" />
  </variable>
</netcdf>
