HDF5 file, superblock version 0
group /
	attribute Conventions = "CF-1.11 Copernicus-InSituTAC-FormatManual-2.0.0 Copernicus-InSituTAC-ParametersList-3.3.0 Copernicus-InSituTAC-AttributesList-1.0.0"
	attribute area = "Mediterranean Sea"
	attribute bottom_depth = (empty)
	attribute calibration_link = "Dylan Dumas, Charles-Antoine Guerin, Self-calibration and antenna grouping for bistatic oceanographic High-Frequency Radars,2020, https://arxiv.org/abs/2005.10528"
	attribute calibration_type = "POB: internal; PEY: internal"
	attribute cdm_data_type = "grid"
	attribute citation = "These data were collated within the Copernicus Marine Service (In Situ) and EMODnet collaboration framework. Data is made freely available by the Copernicus Marine Service and the programs that contribute to it."
	attribute comment = "Total velocities are derived using least square fit that maps radial velocities measured from individual sites onto a cartesian grid. The final product is a map of the horizontal components of the ocean currents on a regular grid in the area of overlap of two or more radar stationsradials data are processing with hybrid BD/DF method with ..."
	attribute creator_name = "MIO UMR7294 / OSU Pytheas"
	attribute creator_type = "institution"
	attribute data_mode = "R"
	attribute date_created = "2024-05-31T11:44:13Z"
	attribute date_modified = "2024-05-31T11:44:13Z"
	attribute doa_estimation_method = "Direction Finding"
	attribute doi = (empty)
	attribute format_version = "2.0"
	attribute geospatial_lat_max = "43.05"
	attribute geospatial_lat_min = "42.15"
	attribute geospatial_lat_units = "degree_N"
	attribute geospatial_lon_max = "6.82"
	attribute geospatial_lon_min = "5.5"
	attribute geospatial_lon_units = "degree_E"
	attribute geospatial_vertical_max = "2"
	attribute geospatial_vertical_min = "0"
	attribute geospatial_vertical_positive = "down"
	attribute geospatial_vertical_units = "EPSG:4326"
	attribute history = "2019-07-09T03:00:00Z data collected. 2024-05-31T11:44:13Z netCDF file created and sent to OSU Pytheas datasets"
	attribute ices_platform_code = (empty)
	attribute id = "GL_TV_HF_HFR-MedTln-Total_20190709"
	attribute institution = "Mediterranean Institute of Oceanography, Marseille (MIO)"
	attribute institution_country = "France"
	attribute institution_edmo_code = "3078"
	attribute institution_references = "https://www.mio.osupytheas.fr/"
	attribute keywords = "Earth Science > Oceans > Ocean Circulation > Oceean currents,                                    Earth Science > Oceans > Ocean Circulation > Wind-driven circulation,                            In Situ Land-based Platforms > Observatories, In Situ Land-based Platforms > Radio transmitters, ocean > sea_surface_skin,                                                                        OCEAN > ATLANTIC OCEAN > NORTH ATLANTIC OCEAN > MEDITERRANEAN SEA,                               Earth Remote Sensing Instruments > Active Remote Sensing > Imaging Radars                        "
	attribute keywords_vocabulary = "GCMD Science Keywords"
	attribute last_calibration_date = "2019-07-09T03:00:00Z"
	attribute license = "https://marine.copernicus.eu/user-corner/service-commitments-and-licence"
	attribute naming_authority = "Copernicus Marine In Situ"
	attribute netcdf_version = "netCDF-4 classic model"
	attribute platform_code = "HFR-MedTln-Total"
	attribute platform_name = "HFR-MedTln-Total"
	attribute processing_level = "3A"
	attribute project = "SINAPSI (13668), SICOMAR PLUS(12402), IMPACT(12271), MOOSE(11574), and JERICO NEXT(12227)"
	attribute publisher_email = "cmems-service@ifremer.fr"
	attribute publisher_institution = "European HFR Node"
	attribute publisher_name = "Copernicus Marine Service"
	attribute publisher_url = "https://dataset.osupytheas.fr/"
	attribute references = "http://marine.copernicus.eu http://www.marineinsitu.eu http://www.marineinsitu.eu/wp-content/uploads/2018/02/HFR_Data_Model_Reference_Card_v1.pdf"
	attribute site_code = "HFR-MedTln"
	attribute source = "coastal structure"
	attribute source_platform_category_code = "17"
	attribute summary = "Sea surface currents recorded by High Frequency (HF) radar in the north-western Mediterranean Sea. The network has been in situ on the French Riviera since 2012 and is operated by MIO - the Mediterranean Institute of Oceanography (UMR Aix Marseille Universite, CNRS, IRD, Universite de Toulon)."
	attribute time_coverage_end = "2019-07-09T04:00:00Z"
	attribute time_coverage_start = "2019-07-09T03:00:00Z"
	attribute title = "Global Ocean - near-surface zonal and meridional raw velocities measured by High Frequency radars"
	attribute update_interval = "void"
	attribute wmo_platform_code = (empty)
dataset /CSPD_QC: int8, shape (1, 1, 107, 91)
	attribute _FillValue = -127
	attribute add_offset = 0
	attribute comment = "OceanSITES quality flagging for Velocity threshold QC test. Threshold set to 1.5 m/s."
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed value_below_detection nominal_value interpolated_value missing_value"
	attribute flag_values = 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
	attribute long_name = "Velocity threshold quality flag"
	attribute scale_factor = 1
	attribute units = "1"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /DDNS_QC: int8, shape (1, 1, 107, 91)
	attribute _FillValue = -127
	attribute add_offset = 0
	attribute comment = "OceanSITES quality flagging for Data density threshold QC test. Threshold set to 2 radials."
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed value_below_detection nominal_value interpolated_value missing_value"
	attribute flag_values = 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
	attribute long_name = "Data density threshold quality flag"
	attribute scale_factor = 1
	attribute units = "1"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /DEPH: float32, shape (1)
	attribute _FillValue = 9.96920997e+36
	attribute ancillary_variables = "DEPH_QC"
	attribute axis = "Z"
	attribute data_mode = "R"
	attribute long_name = "Depth"
	attribute positive = "down"
	attribute reference = "sea_level"
	attribute sdn_parameter_name = "Depth below surface of the water body"
	attribute sdn_parameter_urn = "SDN:P01::ADEPZZ01"
	attribute sdn_uom_name = "Metres"
	attribute sdn_uom_urn = "SDN:P06::ULAA"
	attribute standard_name = "depth"
	attribute uncertainty = " "
	attribute units = "m"
	attribute valid_max = 12000.0
	attribute valid_min = -12000.0
dataset /DEPH_QC: int8, shape (1)
	attribute _FillValue = -127
	attribute add_offset = 0
	attribute comment = "OceanSITES quality flagging for depth coordinate."
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed value_below_detection nominal_value interpolated_value missing_value"
	attribute flag_values = 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
	attribute long_name = "Depth quality flag"
	attribute scale_factor = 1
	attribute units = "1"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /DEPTH: float32, shape (1)
dataset /EWCT: int16, shape (1, 1, 107, 91)
	attribute _FillValue = -32767
	attribute add_offset = 0.0
	attribute ancillary_variables = "QCflag VART_QC CSPD_QC DDNS_QC GDOP_QC"
	attribute coordinates = "TIME DEPH LATITUDE LONGITUDE"
	attribute data_mode = "R"
	attribute long_name = "West-east current component"
	attribute scale_factor = 0.001
	attribute sdn_parameter_name = "Eastward current velocity in the water body"
	attribute sdn_parameter_urn = "SDN:P01::LCEWZZ01"
	attribute sdn_uom_name = "Metres per second"
	attribute sdn_uom_urn = "SDN:P06::UVAA"
	attribute standard_name = "eastward_sea_water_velocity"
	attribute units = "m s-1"
	attribute valid_max = 10000
	attribute valid_min = -10000
dataset /GDOP: int16, shape (1, 1, 107, 91)
	attribute _FillValue = -32767
	attribute add_offset = 0.0
	attribute ancillary_variables = "QCflag GDOP_QC"
	attribute comment = "The Geometric Dilution of Precision (GDOP) is the coefficient of the uncertainty, which relates the uncertainties in radial and velocity vectors. The GDOP is a unit-less coefficient, which characterizes the effect that radar station geometry has on the measurement and position determination errors. A low GDOP corresponds to an optimal geometric configuration of radar stations, and results in accurate surface current data. Essentially, GDOP is a quantitative way to relate the radial and velocity vector uncertainties. Setting a threshold on GDOP for total combination avoids the combination of radials with an intersection angle below a certain value. GDOP is a useful metric for filtering errant velocities due to poor geometry."
	attribute coordinates = "TIME DEPH LATITUDE LONGITUDE"
	attribute data_mode = "R"
	attribute long_name = "Geometrical dilution of precision"
	attribute scale_factor = 0.001
	attribute sdn_parameter_name = " "
	attribute sdn_parameter_urn = " "
	attribute sdn_uom_name = "Dimensionless"
	attribute sdn_uom_urn = "SDN:P06::UUUU"
	attribute standard_name = " "
	attribute units = "1"
	attribute valid_max = 20000
	attribute valid_min = -20000
dataset /GDOP_QC: int8, shape (1, 1, 107, 91)
	attribute _FillValue = -127
	attribute add_offset = 0
	attribute comment = "OceanSITES quality flagging for GDOP threshold QC test. Threshold set to 5."
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed value_below_detection nominal_value interpolated_value missing_value"
	attribute flag_values = 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
	attribute long_name = "GDOP threshold quality flag"
	attribute scale_factor = 1
	attribute units = "1"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /LATITUDE: float32, shape (107)
	attribute ancillary_variables = "POSITION_QC"
	attribute axis = "Y"
	attribute grid_mapping = "crs"
	attribute long_name = "Latitude of each location"
	attribute sdn_parameter_name = "Latitude north"
	attribute sdn_parameter_urn = "SDN:P01::ALATZZ01"
	attribute sdn_uom_name = "Degrees north"
	attribute sdn_uom_urn = "SDN:P06::DEGN"
	attribute standard_name = "latitude"
	attribute uncertainty = " "
	attribute units = "degree_north"
	attribute valid_max = 90.0
	attribute valid_min = -90.0
dataset /LONGITUDE: float32, shape (91)
	attribute ancillary_variables = "POSITION_QC"
	attribute axis = "X"
	attribute grid_mapping = "crs"
	attribute long_name = "Longitude of each location"
	attribute sdn_parameter_name = "Longitude east"
	attribute sdn_parameter_urn = "SDN:P01::ALONZZ01"
	attribute sdn_uom_name = "Degrees east"
	attribute sdn_uom_urn = "SDN:P06::DEGE"
	attribute standard_name = "longitude"
	attribute uncertainty = " "
	attribute units = "degree_east"
	attribute valid_max = 180.0
	attribute valid_min = -180.0
dataset /MAXINST: float32, shape (1)
dataset /MAXSITE: float32, shape (4)
dataset /NARX: int8, shape (1)
	attribute _FillValue = -127
	attribute add_offset = 0
	attribute data_mode = "R"
	attribute long_name = "Number of receive antennas"
	attribute scale_factor = 1
	attribute sdn_parameter_name = " "
	attribute sdn_parameter_urn = " "
	attribute sdn_uom_name = "Dimensionless"
	attribute sdn_uom_urn = "SDN:P06::UUUU"
	attribute standard_name = " "
	attribute units = "1"
	attribute valid_max = 127
	attribute valid_min = 0
dataset /NATX: int8, shape (1)
	attribute _FillValue = -127
	attribute add_offset = 0
	attribute data_mode = "R"
	attribute long_name = "Number of transmit antennas"
	attribute scale_factor = 1
	attribute sdn_parameter_name = " "
	attribute sdn_parameter_urn = " "
	attribute sdn_uom_name = "Dimensionless"
	attribute sdn_uom_urn = "SDN:P06::UUUU"
	attribute standard_name = " "
	attribute units = "1"
	attribute valid_max = 127
	attribute valid_min = 0
dataset /NSCT: int16, shape (1, 1, 107, 91)
	attribute _FillValue = -32767
	attribute add_offset = 0.0
	attribute ancillary_variables = "QCflag VART_QC CSPD_QC DDNS_QC GDOP_QC"
	attribute coordinates = "TIME DEPH LATITUDE LONGITUDE"
	attribute data_mode = "R"
	attribute long_name = "South-north current component"
	attribute scale_factor = 0.001
	attribute sdn_parameter_name = "Northward current velocity in the water body"
	attribute sdn_parameter_urn = "SDN:P01::LCNSZZ01"
	attribute sdn_uom_name = "Metres per second"
	attribute sdn_uom_urn = "SDN:P06::UVAA"
	attribute standard_name = "northward_sea_water_velocity"
	attribute units = "m s-1"
	attribute valid_max = 10000
	attribute valid_min = -10000
dataset /POSITION_QC: int8, shape (1, 1, 107, 91)
	attribute _FillValue = -127
	attribute add_offset = 0
	attribute comment = "OceanSITES quality flagging for position coordinates."
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed value_below_detection nominal_value interpolated_value missing_value"
	attribute flag_values = 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
	attribute long_name = "Position quality flag"
	attribute scale_factor = 1
	attribute units = "1"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /QCflag: int8, shape (1, 1, 107, 91)
	attribute _FillValue = -127
	attribute add_offset = 0
	attribute comment = "OceanSITES quality flagging for all QC tests."
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed value_below_detection nominal_value interpolated_value missing_value"
	attribute flag_values = 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
	attribute long_name = "Overall quality flag"
	attribute scale_factor = 1
	attribute units = "1"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /REFMAX: float32, shape (1)
dataset /SCDR: string(1), shape (1, 4, 15)
	attribute _FillValue = " "
	attribute data_mode = "R"
	attribute long_name = "Receive antenna codes"
	attribute sdn_parameter_name = " "
	attribute sdn_parameter_urn = " "
	attribute sdn_uom_name = "Dimensionless"
	attribute sdn_uom_urn = "SDN:P06::UUUU"
	attribute standard_name = " "
	attribute units = "1"
dataset /SCDT: string(1), shape (1, 4, 15)
	attribute _FillValue = " "
	attribute data_mode = "R"
	attribute long_name = "Transmit antenna codes"
	attribute sdn_parameter_name = " "
	attribute sdn_parameter_urn = " "
	attribute sdn_uom_name = "Dimensionless"
	attribute sdn_uom_urn = "SDN:P06::UUUU"
	attribute standard_name = " "
	attribute units = "1"
dataset /SDN_CRUISE: string(1), shape (1, 50)
	attribute long_name = "Grid grouping label"
dataset /SDN_EDMO_CODE: int16, shape (1, 1)
	attribute long_name = "European Directory of Marine Organisations code for the CDI partner"
	attribute units = "1"
dataset /SDN_LOCAL_CDI_ID: string(1), shape (1, 50)
	attribute cf_role = "grid_id"
	attribute long_name = "SeaDataNet CDI identifier"
dataset /SDN_REFERENCES: string(1), shape (1, 250)
	attribute long_name = "Usage metadata reference"
dataset /SDN_STATION: string(1), shape (1, 50)
	attribute long_name = "Grid label"
dataset /SDN_XLINK: string(1), shape (1, 1, 250)
	attribute long_name = "External resource linkages"
dataset /SLNR: int32, shape (1, 4)
	attribute _FillValue = -2147483647
	attribute add_offset = 0.0
	attribute coordinates = "TIME MAXSITE"
	attribute data_mode = "R"
	attribute long_name = "Receive antenna longitudes"
	attribute scale_factor = 0.00100000005
	attribute sdn_parameter_name = "Longitude east"
	attribute sdn_parameter_urn = "SDN:P01::ALONZZ01"
	attribute sdn_uom_name = "Degrees east"
	attribute sdn_uom_urn = "SDN:P06::DEGE"
	attribute standard_name = "longitude"
	attribute units = "degree_east"
	attribute valid_max = 180000
	attribute valid_min = -180000
dataset /SLNT: int32, shape (1, 4)
	attribute _FillValue = -2147483647
	attribute add_offset = 0.0
	attribute coordinates = "TIME MAXSITE"
	attribute data_mode = "R"
	attribute long_name = "Transmit antenna longitudes"
	attribute scale_factor = 0.00100000005
	attribute sdn_parameter_name = "Longitude east"
	attribute sdn_parameter_urn = "SDN:P01::ALONZZ01"
	attribute sdn_uom_name = "Degrees east"
	attribute sdn_uom_urn = "SDN:P06::DEGE"
	attribute standard_name = "longitude"
	attribute units = "degree_east"
	attribute valid_max = 180000
	attribute valid_min = -180000
dataset /SLTR: int32, shape (1, 4)
	attribute _FillValue = -2147483647
	attribute add_offset = 0.0
	attribute coordinates = "TIME MAXSITE"
	attribute data_mode = "R"
	attribute long_name = "Receive antenna latitudes"
	attribute scale_factor = 0.00100000005
	attribute sdn_parameter_name = "Latitude north"
	attribute sdn_parameter_urn = "SDN:P01::ALATZZ01"
	attribute sdn_uom_name = "Degrees north"
	attribute sdn_uom_urn = "SDN:P06::DEGN"
	attribute standard_name = "latitude"
	attribute units = "degree_north"
	attribute valid_max = 90000
	attribute valid_min = -90000
dataset /SLTT: int32, shape (1, 4)
	attribute _FillValue = -2147483647
	attribute add_offset = 0.0
	attribute coordinates = "TIME MAXSITE"
	attribute data_mode = "R"
	attribute long_name = "Transmit antenna latitudes"
	attribute scale_factor = 0.00100000005
	attribute sdn_parameter_name = "Latitude north"
	attribute sdn_parameter_urn = "SDN:P01::ALATZZ01"
	attribute sdn_uom_name = "Degrees north"
	attribute sdn_uom_urn = "SDN:P06::DEGN"
	attribute standard_name = "latitude"
	attribute units = "degree_north"
	attribute valid_max = 90000
	attribute valid_min = -90000
dataset /STRING15: float32, shape (15)
dataset /STRING200: float32, shape (250)
dataset /STRING50: float32, shape (50)
dataset /TIME: float64, shape (1)
	attribute ancillary_variables = "TIME_QC"
	attribute axis = "T"
	attribute calendar = "standard"
	attribute long_name = "Time"
	attribute sdn_parameter_name = "Elapsed time (since 1950-01-01T00:00:00Z)"
	attribute sdn_parameter_urn = "SDN:P01::ELTJLD01"
	attribute sdn_uom_name = "Days"
	attribute sdn_uom_urn = "SDN:P06::UTAA"
	attribute standard_name = "time"
	attribute uncertainty = " "
	attribute units = "days since 1950-01-01T00:00:00Z"
	attribute valid_max = 90000.0
	attribute valid_min = -90000.0
dataset /TIME_QC: int8, shape (1)
	attribute _FillValue = -127
	attribute add_offset = 0
	attribute comment = "OceanSITES quality flagging for temporal coordinate."
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed value_below_detection nominal_value interpolated_value missing_value"
	attribute flag_values = 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
	attribute long_name = "Time quality flag"
	attribute scale_factor = 1
	attribute units = "1"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /UACC: int16, shape (1, 1, 107, 91)
	attribute _FillValue = -32767
	attribute add_offset = 0.0
	attribute ancillary_variables = "QCflag VART_QC"
	attribute coordinates = "TIME DEPH LATITUDE LONGITUDE"
	attribute data_mode = "R"
	attribute long_name = "Accuracy of surface eastward sea water velocity"
	attribute scale_factor = 0.001
	attribute sdn_parameter_name = " "
	attribute sdn_parameter_urn = " "
	attribute sdn_uom_name = "Metres per second"
	attribute sdn_uom_urn = "SDN:P06::UVAA"
	attribute standard_name = " "
	attribute units = "m s-1"
	attribute valid_max = 10000
	attribute valid_min = -10000
dataset /VACC: int16, shape (1, 1, 107, 91)
	attribute _FillValue = -32767
	attribute add_offset = 0.0
	attribute ancillary_variables = "QCflag VART_QC"
	attribute coordinates = "TIME DEPH LATITUDE LONGITUDE"
	attribute data_mode = "R"
	attribute long_name = "Accuracy of surface northward sea water velocity"
	attribute scale_factor = 0.001
	attribute sdn_parameter_name = " "
	attribute sdn_parameter_urn = " "
	attribute sdn_uom_name = "Metres per second"
	attribute sdn_uom_urn = "SDN:P06::UVAA"
	attribute standard_name = " "
	attribute units = "m s-1"
	attribute valid_max = 10000
	attribute valid_min = -10000
dataset /VART_QC: int8, shape (1, 1, 107, 91)
	attribute _FillValue = -127
	attribute add_offset = 0
	attribute comment = "OceanSITES quality flagging for variance threshold QC test. Threshold set to 5 m2/s2. "
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed value_below_detection nominal_value interpolated_value missing_value"
	attribute flag_values = 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
	attribute long_name = "Variance threshold quality flag"
	attribute scale_factor = 1
	attribute units = "1"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /crs: int16, shape ()
	attribute epsg_code = "EPSG:4326"
	attribute grid_mapping_name = "latitude_longitude"
	attribute inverse_flattening = 298.257223563
	attribute semi_major_axis = 6378137.0