netcdf dep0001_drifter-svpb018_scb-svpb018_L1_2021-12-13 { dimensions: time = UNLIMITED ; // (1158 currently) name_strlen = 30 ; variables: char trajectory(name_strlen) ; trajectory:cf_role = "trajectory_id" ; double time(time) ; time:standard_name = "time" ; time:units = "seconds since 1970-01-01 00:00:00" ; time:axis = "T" ; time:calendar = "gregorian" ; double LAT(time) ; LAT:standard_name = "latitude" ; LAT:long_name = "Coordinate latitude" ; LAT:units = "degrees_north" ; LAT:valid_min = -90. ; LAT:valid_max = 90. ; LAT:ancillary_variables = "QC_LAT" ; LAT:axis = "Y" ; LAT:reference_datum = "geographical coordinates, WGS84 projection" ; byte QC_LAT(time) ; QC_LAT:standard_name = "latitude status_flag" ; QC_LAT:long_name = "Quality flag for latitude" ; QC_LAT:quality_control_convention = "SOCIB Quality control Data Protocol" ; QC_LAT:valid_min = 0 ; QC_LAT:valid_max = 9 ; QC_LAT:_FillValue = 10b ; QC_LAT:flag_values = 0b, 1b, 2b, 3b, 4b, 6b, 9b ; QC_LAT:flag_meanings = "no_qc_performed good_data probably_good_data probably_bad_data bad_data spike missing_value" ; double LON(time) ; LON:standard_name = "longitude" ; LON:long_name = "Coordinate longitude" ; LON:units = "degrees_east" ; LON:valid_min = -180. ; LON:valid_max = 180. ; LON:ancillary_variables = "QC_LON" ; LON:axis = "X" ; LON:reference_datum = "geographical coordinates, WGS84 projection" ; byte QC_LON(time) ; QC_LON:standard_name = "longitude status_flag" ; QC_LON:long_name = "Quality flag for longitude" ; QC_LON:quality_control_convention = "SOCIB Quality control Data Protocol" ; QC_LON:valid_min = 0 ; QC_LON:valid_max = 9 ; QC_LON:_FillValue = 10b ; QC_LON:flag_values = 0b, 1b, 2b, 3b, 4b, 6b, 9b ; QC_LON:flag_meanings = "no_qc_performed good_data probably_good_data probably_bad_data bad_data spike missing_value" ; double DEPTH ; DEPTH:standard_name = "depth" ; DEPTH:long_name = "Depth coordinate" ; DEPTH:units = "m" ; DEPTH:positive = "down" ; DEPTH:axis = "Z" ; DEPTH:reference_datum = "geographical coordinates, WGS84 projection" ; double PSPEED(time) ; PSPEED:standard_name = "platform_speed_wrt_ground" ; PSPEED:long_name = "Platform speed with respect to ground" ; PSPEED:units = "m s-1" ; PSPEED:ancillary_variables = "QC_PSPEED" ; PSPEED:coordinates = "time LAT LON DEPTH" ; PSPEED:original_units = "m s-1" ; PSPEED:observation_type = "derived" ; PSPEED:precision = "0.0001" ; byte QC_PSPEED(time) ; QC_PSPEED:standard_name = "platform_speed_wrt_ground status_flag" ; QC_PSPEED:long_name = "Quality flag for platform_speed_wrt_ground" ; QC_PSPEED:quality_control_convention = "SOCIB Quality control Data Protocol" ; QC_PSPEED:valid_min = 0 ; QC_PSPEED:valid_max = 9 ; QC_PSPEED:_FillValue = 10b ; QC_PSPEED:flag_values = 0b, 1b, 2b, 3b, 4b, 6b, 9b ; QC_PSPEED:flag_meanings = "no_qc_performed good_data probably_good_data probably_bad_data bad_data spike missing_value" ; double WTEM(time) ; WTEM:standard_name = "sea_water_temperature" ; WTEM:long_name = "Sea surface water temperature" ; WTEM:units = "C" ; WTEM:valid_min = -10. ; WTEM:valid_max = 40. ; WTEM:ancillary_variables = "QC_WTEM" ; WTEM:coordinates = "time LAT LON DEPTH" ; WTEM:original_units = "C" ; WTEM:observation_type = "measured" ; WTEM:precision = "0.01" ; byte QC_WTEM(time) ; QC_WTEM:standard_name = "sea_water_temperature status_flag" ; QC_WTEM:long_name = "Quality flag for sea_water_temperature" ; QC_WTEM:quality_control_convention = "SOCIB Quality control Data Protocol" ; QC_WTEM:valid_min = 0 ; QC_WTEM:valid_max = 9 ; QC_WTEM:_FillValue = 10b ; QC_WTEM:flag_values = 0b, 1b, 2b, 3b, 4b, 6b, 9b ; QC_WTEM:flag_meanings = "no_qc_performed good_data probably_good_data probably_bad_data bad_data spike missing_value" ; double APRE(time) ; APRE:standard_name = "air_pressure_at_sea_level" ; APRE:long_name = "sea level pressure" ; APRE:units = "hPa" ; APRE:ancillary_variables = "QC_APRE" ; APRE:coordinates = "time LAT LON DEPTH" ; APRE:original_units = "hPa" ; APRE:observation_type = "measured" ; APRE:precision = "0.1" ; byte QC_APRE(time) ; QC_APRE:standard_name = "air_pressure_at_sea_level status_flag" ; QC_APRE:long_name = "Quality flag for air_pressure_at_sea_level" ; QC_APRE:quality_control_convention = "SOCIB Quality control Data Protocol" ; QC_APRE:valid_min = 0 ; QC_APRE:valid_max = 9 ; QC_APRE:_FillValue = 10b ; QC_APRE:flag_values = 0b, 1b, 2b, 3b, 4b, 6b, 9b ; QC_APRE:flag_meanings = "no_qc_performed good_data probably_good_data probably_bad_data bad_data spike missing_value" ; // global attributes: :title = "Data from instrument SCB-SVPB018 on platform Drifter SVPB018" ; :institution = "SOCIB (Sistema de Observación y predicción Costero de las Islas Baleares)" ; :netcdf_version = 3. ; :Conventions = "CF-1.6" ; :abstract = "Deployment of surface drifter SCB-SVPB018 in campaign SOCIB-Canales Autumn 2021. \n", "SOCIB-Canales is a seasonal hydrographic and biochemical survey of the Balearic Sea, monitoring the Ibiza and Mallorca Channels. 20 CTD stations were carried out over 4 days; 10 CTD stations across the Mallorca Channel (MC) and 10 CTD stations forming one transect across the Ibiza Channel (IC).\n", "The SVP Barometer (SVPB) drifter has the same capabilities of the SVP Drifter but it also carries a barometer to measure Sea Level Pressure (Centurioni et al. 2016; Horányi et al. 2016; Maximenko et al. 2013; Niiler 2001). The air pressure sensor can either be a High Precision Barometer (HPB) by Honeywell, stable over the two years long nominal lifespan of the drifters and with an accuracy of ±0.4hPa, or an Integrated Pressure Transducer (IPT), also by Honeywell that has similar specifications and accuracy." ; :summary = "Deployment of surface drifter SCB-SVPB018 in campaign SOCIB-Canales Autumn 2021. \n", "SOCIB-Canales is a seasonal hydrographic and biochemical survey of the Balearic Sea, monitoring the Ibiza and Mallorca Channels. 20 CTD stations were carried out over 4 days; 10 CTD stations across the Mallorca Channel (MC) and 10 CTD stations forming one transect across the Ibiza Channel (IC).\n", "The SVP Barometer (SVPB) drifter has the same capabilities of the SVP Drifter but it also carries a barometer to measure Sea Level Pressure (Centurioni et al. 2016; Horányi et al. 2016; Maximenko et al. 2013; Niiler 2001). The air pressure sensor can either be a High Precision Barometer (HPB) by Honeywell, stable over the two years long nominal lifespan of the drifters and with an accuracy of ±0.4hPa, or an Integrated Pressure Transducer (IPT), also by Honeywell that has similar specifications and accuracy." ; :comment = "Technical Description\n", "35cm sphere surface float\n", "GPS based tracking\n", "Iridium Short Burst Data (SBD) telemetry\n", "Sea Surface Temperature (±0.05K accuracy)\n", "Sea Level Barometric Pressure Sensor (±0.4hPa accuracy)\n", "Holey Sock Drogue centered at 15m depth\n", "Variable sampling rate down to 5 minutes\n", "2 year lifespan\n", "Barometric Pressure Sensor\n", "The SVP Barometer (SVPB) drifter has the same capabilities of the SVP Drifter but it also carries a barometer to measure Sea Level Pressure (Centurioni et al. 2016; Horányi et al. 2016; Maximenko et al. 2013; Niiler 2001). The air pressure sensor can either be a High Precision Barometer (HPB) by Honeywell, stable over the two years long nominal lifespan of the drifters and with an accuracy of ±0.4hPa, or an Integrated Pressure Transducer (IPT), also by Honeywell that has similar specifications and accuracy.\n", "\n", "Data Quality\n", "Since ocean waves often pull the surface buoy underwater the air intake that communicates with the barometer is protected with a specially designed self-draining port and waterproofed with two Gore-Tex® membranes.\n", "\n", "When the drifter goes underwater erroneous Sea Level Pressure readings will occur, and these are filtered out by an on-board algorithm before the data message is formatted and queued for satellite transmission. Like the SVP, the lifespan of the SVPB drifter is in excess of two years." ; :date_created = "2021-12-13T16:20:10+00:00" ; :date_update = "2022-02-02T23:20:20+00:00" ; :date_modified = "2022-02-02T23:20:20+00:00" ; :cdm_data_type = "Trajectory" ; :CF\:featureType = "trajectory" ; :featureType = "trajectory" ; :data_mode = "R" ; :processing_level = "L1 - Derived variables and quality control procedures applied" ; :wmo_code = "6102795" ; :imei = "300534060257800" ; :instrument_serial = "300534060257800" ; :id = "407_726_2022-02-02T23:20:20+00:00_NOAA-AOML (GDP)" ; :platform_code = "407" ; :instrument_code = "726" ; :keywords_vocabulary = "http://gcmd.nasa.gov/Resources/valids/archives/keyword_list.html" ; :standard_name_vocabulary = "http://cf-pcmdi.llnl.gov/documents/cf-standard-names/standard-name-table/16/cf-standard-name-table.html" ; :geospatial_lat_min = 39.1938 ; :geospatial_lat_max = 40.1038 ; :geospatial_lon_min = 1.969 ; :geospatial_lon_max = 4.305 ; :geospatial_vertical_min = 0. ; :geospatial_vertical_max = 0. ; :geospatial_lat_units = "degrees_north" ; :geospatial_lon_units = "degrees_east" ; :geospatial_vertical_units = "m" ; :geospatial_vertical_positive = "down" ; :installation_depth = "0.0" ; :installation_depth_units = "m" ; :installation_depth_positive = "down" ; :installation_depth_axis = "Z" ; :installation_depth_reference_datum = "geographical coordinates, WGS84 projection" ; :time_coverage_start = "2021-12-13T13:00:00+00:00" ; :time_coverage_end = "2022-02-01T05:00:00+00:00" ; :time_coverage_duration = "P0Y1M18DT16H0M0.000S" ; :time_coverage_resolution = "P0Y0M0DT0H0M0.000S" ; :history = "2022-02-02T23:20:20+00:00 processing app v5.3.4" ; :data_center = "SOCIB Data Center" ; :data_center_email = "info@socib.es" ; :institution_references = "http://www.socib.es/" ; :principal_investigator = "Joaquín Tintoré Subirana" ; :principal_investigator_email = "jtintore@socib.es" ; :project = "SOCIB Operational, Global Drifter Program" ; :author = "SOCIB" ; :author_email = "info@socib.es" ; :creator_name = "SOCIB" ; :creator_url = "http://www.socib.es" ; :creator_email = "info@socib.es" ; :contributor_name = "Lara Díaz, Irene Lizarán" ; :contributor_role = "Scientific Manager, Technical Manager" ; :publisher_name = "SOCIB" ; :publisher_url = "http://www.socib.es" ; :publisher_email = "info@socib.es" ; :manufacture_name = "DBi (Data Buoy Instrumentation, LLC) " ; :instrument_model = "SVP-B" ; :distribution_statement = "Approved for public release. Distribution Unlimited." ; :license = "Approved for public release. Distribution Unlimited." ; :citation = "Balearic Island Coastal and Observing Forecasting System." ; :acknowledgement = "Balearic Islands Coastal Observing and Forecasting System (SOCIB) (http://www.socib.es). National Oceanic and Atmospheric Administration (NOAA) (https://www.aoml.noaa.gov/phod/gdp/). Instituto Español de Oceanografía (http://www.ieo.es/en/). Ministerio de ciencia e innovación (https://www.ciencia.gob.es/). Govern de les Illes Balears (http://www.caib.es/)" ; :update_interval = "every 7200 seconds" ; }