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Dataset Title:  dfo-walle652-20230907T1731 Subscribe RSS
Institution:  C-PROOF   (Dataset ID: dfo-walle652-20231116_delayed_erddap)
Information:  Summary ? | License ? | ISO 19115 | Metadata | Background (external link) | Subset | Files | Make a graph
 
Variable ?   Optional
Constraint #1 ?
Optional
Constraint #2 ?
   Minimum ?
   or a List of Values ?
   Maximum ?
 
 trajectory (Trajectory/Deployment Name) ?      
   - +  ?
 time (UTC) ?          2023-09-07T17:31:42Z    2024-02-23T23:53:32Z
  < slider >
 latitude (degrees_north) ?          48.573570948240175    50.00670847600704
  < slider >
 longitude (degrees_east) ?          -144.98912169807676    -123.95415836344985
  < slider >
 depth (glider depth, m) ?          -0.4957458401954435    999.9903090559175
  < slider >
 heading (glider heading angle, rad) ?          0.0    6.281439781188965
 pitch (glider pitch angle, rad) ?          -0.8109461791132453    0.7793999254920491
 roll (glider roll angle, rad) ?          -0.5006949146966149    0.3484633295756774
 waypoint_latitude (degree_north) ?          0.0    50.0
 waypoint_longitude (degree_east) ?          -145.0    0.0
 conductivity (water conductivity, S m-1) ?          -0.008150000125169754    3.727560043334961
 temperature (water temperature, Celsius) ?          2.9268999099731445    21.881000518798828
 pressure (water pressure, dbar) ?          -0.5000000074505806    1011.0199737548828
 chlorophyll (mg m-3) ?          -1.490399956703186    15.50160026550293
 cdom (ppb) ?          -19.288799285888672    364.8797912597656
 backscatter_700 (1) ?          -1.9260699627920985E-4    0.007792002055794001
 oxygen_concentration (umol l-1) ?          7.758003397040946    303.86580080761456
 temperature_oxygen (Celsius) ?          2.9489998817443848    21.264054829500385
 distance_over_ground (km) ?          0.0    3643.08326011596
 salinity (water salinity, 1e-3) ?          4.834193214802923E-4    34.416121624503
 potential_density (water potential density, kg m-3) ?          997.8809070115519    1027.4133718393136
 density (kg m-3) ?          998.1116388516706    1031.9342594925238
 potential_temperature (Celsius) ?          2.8593104555614715    21.52591718318968
 profile_index (1) ?          -0.0    1581.0
 profile_direction (1) ?          -1.0    1.0
 
Server-side Functions ?
 distinct() ?
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The Dataset Attribute Structure (.das) for this Dataset

Attributes {
 s {
  trajectory {
    UInt32 _ChunkSizes 1397411, 10;
    String cf_role "trajectory_id";
    String comment "A trajectory is a single deployment of a glider and may span multiple data files.";
    String coordinates "depth latitude longitude";
    String long_name "Trajectory/Deployment Name";
  }
  time {
    String _CoordinateAxisType "Time";
    Float64 actual_range 1.694107902e+9, 1.708732412e+9;
    String axis "T";
    String calendar "gregorian";
    String ioos_category "Time";
    String long_name "Time";
    String observation_type "measured";
    String source "sci_m_present_time";
    String standard_name "time";
    String time_origin "01-JAN-1970 00:00:00";
    String units "seconds since 1970-01-01T00:00:00Z";
  }
  latitude {
    String _CoordinateAxisType "Lat";
    Float64 _FillValue NaN;
    Float64 actual_range 48.573570948240175, 50.00670847600704;
    String axis "Y";
    Float64 colorBarMaximum 90.0;
    Float64 colorBarMinimum -90.0;
    String comment "Estimated between surface fixes";
    String coordinate_reference_frame "urn:ogc:crs:EPSG::4326";
    String ioos_category "Location";
    String long_name "Latitude";
    Float64 missing_value NaN;
    String observation_type "measured";
    String platform "platform";
    String reference "WGS84";
    String references "WGS84";
    String source "m_lat";
    String standard_name "latitude";
    String units "degrees_north";
    Float64 valid_max 90.0;
    Float64 valid_min -90.0;
  }
  longitude {
    String _CoordinateAxisType "Lon";
    Float64 _FillValue NaN;
    Float64 actual_range -144.98912169807676, -123.95415836344985;
    String axis "X";
    Float64 colorBarMaximum 180.0;
    Float64 colorBarMinimum -180.0;
    String comment "Estimated between surface fixes";
    String coordinate_reference_frame "urn:ogc:crs:EPSG::4326";
    String ioos_category "Location";
    String long_name "Longitude";
    Float64 missing_value NaN;
    String observation_type "measured";
    String platform "platform";
    String reference "WGS84";
    String references "WGS84";
    String source "m_lon";
    String standard_name "longitude";
    String units "degrees_east";
    Float64 valid_max 180.0;
    Float64 valid_min -180.0;
  }
  depth {
    String _CoordinateAxisType "Height";
    String _CoordinateZisPositive "down";
    Float64 _FillValue NaN;
    String accuracy "1";
    Float64 actual_range -0.4957458401954435, 999.9903090559175;
    String axis "Z";
    Float64 colorBarMaximum 8000.0;
    Float64 colorBarMinimum -8000.0;
    String colorBarPalette "TopographyDepth";
    String comment "from science pressure and interpolated";
    String instrument "instrument_ctd";
    String ioos_category "Location";
    String long_name "glider depth";
    String observation_type "calulated";
    String platform "platform";
    String positive "down";
    String precision "2";
    String reference_datum "surface";
    String resolution "0.02";
    String source "pressure";
    String standard_name "depth";
    String units "m";
    Float64 valid_max 2000.0;
    Float64 valid_min 0.0;
  }
  heading {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    Float64 actual_range 0.0, 6.281439781188965;
    String coordinates "depth longitude latitude";
    String long_name "glider heading angle";
    Float64 missing_value NaN;
    String platform "platform";
    String source "m_heading";
    String standard_name "platform_orientation";
    String units "rad";
  }
  pitch {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    Float64 actual_range -0.8109461791132453, 0.7793999254920491;
    String coordinates "depth longitude latitude";
    String long_name "glider pitch angle";
    Float64 missing_value NaN;
    String platform "platform";
    String source "m_pitch";
    String standard_name "platform_pitch_angle";
    String units "rad";
  }
  roll {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    Float64 actual_range -0.5006949146966149, 0.3484633295756774;
    String coordinates "depth longitude latitude";
    String long_name "glider roll angle";
    Float64 missing_value NaN;
    String platform "platform";
    String source "m_roll";
    String standard_name "platform_roll_angle";
    String units "rad";
  }
  waypoint_latitude {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    Float64 actual_range 0.0, 50.0;
    Float64 colorBarMaximum 90.0;
    Float64 colorBarMinimum -90.0;
    String coordinates "depth longitude latitude";
    String long_name "waypoint latitude";
    Float64 missing_value NaN;
    String platform "platform";
    String source "c_wpt_lat";
    String standard_name "latitude";
    String units "degree_north";
  }
  waypoint_longitude {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    Float64 actual_range -145.0, 0.0;
    Float64 colorBarMaximum 180.0;
    Float64 colorBarMinimum -180.0;
    String coordinates "depth longitude latitude";
    String long_name "waypoint longitude";
    Float64 missing_value NaN;
    String platform "platform";
    String source "c_wpt_lon";
    String standard_name "longitude";
    String units "degree_east";
  }
  conductivity {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    String accuracy "0.0003";
    Float64 actual_range -0.008150000125169754, 3.727560043334961;
    Float64 colorBarMaximum 40.0;
    Float64 colorBarMinimum 30.0;
    String coordinates "depth longitude latitude";
    String instrument "instrument_ctd";
    String long_name "water conductivity";
    Float64 missing_value NaN;
    String observation_type "measured";
    String platform "platform";
    String precision "0.0001";
    String resolution "0.00002";
    String source "sci_water_cond";
    String standard_name "sea_water_electrical_conductivity";
    String units "S m-1";
    Float64 valid_max 10.0;
    Float64 valid_min 0.0;
  }
  temperature {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    String accuracy "0.002";
    Float64 actual_range 2.9268999099731445, 21.881000518798828;
    Float64 colorBarMaximum 32.0;
    Float64 colorBarMinimum 0.0;
    String coordinates "depth longitude latitude";
    String instrument "instrument_ctd";
    String long_name "water temperature";
    Float64 missing_value NaN;
    String observation_type "measured";
    String platform "platform";
    String precision "0.001";
    String resolution "0.0002";
    String source "sci_water_temp";
    String standard_name "sea_water_temperature";
    String units "Celsius";
    Float64 valid_max 50.0;
    Float64 valid_min -5.0;
  }
  pressure {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    String accuracy "1";
    Float64 actual_range -0.5000000074505806, 1011.0199737548828;
    Float64 colorBarMaximum 5000.0;
    Float64 colorBarMinimum 0.0;
    String comment "ctd pressure sensor";
    String conversion "bar2dbar";
    String coordinates "depth longitude latitude";
    String instrument "instrument_ctd";
    String long_name "water pressure";
    Float64 missing_value NaN;
    String observation_type "measured";
    String platform "platform";
    String positive "down";
    String precision "2";
    String reference_datum "sea-surface";
    String resolution "0.02";
    String source "sci_water_pressure";
    String standard_name "sea_water_pressure";
    String units "dbar";
    Float64 valid_max 2000.0;
    Float64 valid_min 0.0;
  }
  chlorophyll {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    Float64 actual_range -1.490399956703186, 15.50160026550293;
    Float64 colorBarMaximum 30.0;
    Float64 colorBarMinimum 0.03;
    String colorBarScale "Log";
    String coordinates "depth longitude latitude";
    String long_name "chlorophyll";
    Float64 missing_value NaN;
    String platform "platform";
    String source "sci_flbbcd_chlor_units";
    String standard_name "concentration_of_chlorophyll_in_sea_water";
    String units "mg m-3";
  }
  cdom {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    Float64 actual_range -19.288799285888672, 364.8797912597656;
    String coordinates "depth longitude latitude";
    String long_name "CDOM";
    Float64 missing_value NaN;
    String platform "platform";
    String source "sci_flbbcd_cdom_units";
    String units "ppb";
  }
  backscatter_700 {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    Float64 actual_range -1.9260699627920985e-4, 0.007792002055794001;
    String coordinates "depth longitude latitude";
    String long_name "700 nm wavelength backscatter";
    Float64 missing_value NaN;
    String platform "platform";
    String source "sci_flbbcd_bb_units";
    String units "1";
  }
  oxygen_concentration {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    Float64 actual_range 7.758003397040946, 303.86580080761456;
    Float64 colorBarMaximum 500.0;
    Float64 colorBarMinimum 0.0;
    String coordinates "depth longitude latitude";
    String long_name "oxygen concentration";
    Float64 missing_value NaN;
    String platform "platform";
    String source "sci_oxy4_oxygen";
    String standard_name "mole_concentration_of_dissolved_molecular_oxygen_in_sea_water";
    String units "umol l-1";
  }
  temperature_oxygen {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    Float64 actual_range 2.9489998817443848, 21.264054829500385;
    Float64 colorBarMaximum 500.0;
    Float64 colorBarMinimum 0.0;
    String coordinates "depth longitude latitude";
    String long_name "oxygen sensor temperature";
    Float64 missing_value NaN;
    String platform "platform";
    String source "sci_oxy4_temp";
    String standard_name "temperature_of_sensor_for_oxygen_in_sea_water";
    String units "Celsius";
  }
  distance_over_ground {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    Float64 actual_range 0.0, 3643.08326011596;
    String coordinates "depth longitude latitude";
    String long_name "distance over ground flown since mission start";
    String method "get_distance_over_ground";
    String sources "latitude longitude";
    String units "km";
  }
  salinity {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    String accuracy "0.01";
    Float64 actual_range 4.834193214802923e-4, 34.416121624503;
    Float64 colorBarMaximum 37.0;
    Float64 colorBarMinimum 32.0;
    String comment "raw, uncorrected salinity";
    String coordinates "depth longitude latitude";
    String instrument "instrument_ctd";
    String long_name "water salinity";
    String method "get_derived_eos_raw";
    Float64 missing_value NaN;
    String observation_type "calulated";
    String platform "platform";
    String precision "0.01";
    String resolution "0.001";
    String sources "conductivity temperature pressure";
    String standard_name "sea_water_practical_salinity";
    String units "1e-3";
    Float64 valid_max 40.0;
    Float64 valid_min 0.0;
  }
  potential_density {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    String accuracy "0.01";
    Float64 actual_range 997.8809070115519, 1027.4133718393136;
    Float64 colorBarMaximum 28.0;
    Float64 colorBarMinimum 20.0;
    String comment "raw, uncorrected salinity";
    String coordinates "depth longitude latitude";
    String instrument "instrument_ctd";
    String long_name "water potential density";
    String method "get_derived_eos_raw";
    Float64 missing_value NaN;
    String observation_type "calulated";
    String platform "platform";
    String precision "0.01";
    String resolution "0.001";
    String sources "salinity temperature pressure";
    String standard_name "sea_water_potential_density";
    String units "kg m-3";
  }
  density {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    String accuracy "0.01";
    Float64 actual_range 998.1116388516706, 1031.9342594925238;
    Float64 colorBarMaximum 28.0;
    Float64 colorBarMinimum 20.0;
    String comment "raw, uncorrected salinity";
    String coordinates "depth longitude latitude";
    String instrument "instrument_ctd";
    String long_name "Density";
    String method "get_derived_eos_raw";
    Float64 missing_value NaN;
    String observation_type "calulated";
    String platform "platform";
    String precision "0.01";
    String resolution "0.001";
    String sources "salinity temperature pressure";
    String standard_name "sea_water_density";
    String units "kg m-3";
    Float64 valid_max 1040.0;
    Float64 valid_min 1000.0;
  }
  potential_temperature {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    String accuracy "0.002";
    Float64 actual_range 2.8593104555614715, 21.52591718318968;
    Float64 colorBarMaximum 32.0;
    Float64 colorBarMinimum 0.0;
    String comment "raw, uncorrected salinity";
    String coordinates "depth longitude latitude";
    String instrument "instrument_ctd";
    String long_name "water potential temperature";
    String method "get_derived_eos_raw";
    Float64 missing_value NaN;
    String observation_type "calulated";
    String platform "platform";
    String precision "0.001";
    String resolution "0.0001";
    String sources "salinity temperature pressure";
    String standard_name "sea_water_potential_temperature";
    String units "Celsius";
  }
  profile_index {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    Float64 actual_range -0.0, 1581.0;
    String comment "N = inside profile N, N + 0.5 = between profiles N and N + 1";
    String coordinates "depth longitude latitude";
    Float64 filt_length 10;
    String long_name "profile index";
    String method "get_profiles_new";
    Float64 min_dp 10.0;
    Float64 min_nsamples 50;
    Float64 missing_value NaN;
    String sources "time pressure";
    String units "1";
  }
  profile_direction {
    UInt32 _ChunkSizes 2096116;
    Float64 _FillValue NaN;
    Float64 actual_range -1.0, 1.0;
    Float64 colorBarMaximum 360.0;
    Float64 colorBarMinimum 0.0;
    String comment "-1 = ascending, 0 = inflecting or stalled, 1 = descending";
    String coordinates "depth longitude latitude";
    String long_name "glider vertical speed direction";
    String method "get_profiles_new";
    Float64 missing_value NaN;
    String sources "time pressure";
    String units "1";
  }
 }
  NC_GLOBAL {
    String _NCProperties "version=2,netcdf=4.9.3,hdf5=1.14.6";
    String acknowledgement "Funding from Fisheries and Oceans Canada, Canadian Foundation for Innovation, BC Knowledge Development Fund";
    String cdm_data_type "Trajectory";
    String cdm_trajectory_variables "trajectory";
    String comment "Line P deployment";
    String contributor_name "James Pegg, Tetjana Ross,  Jody Klymak, Hayley Dosser, Seth Fleming-Alho";
    String contributor_role "Lead Technician, Principal Investigator, Co-PI, Ocean Glider Scientist, Aquatic Technician";
    String Conventions "CF-1.6";
    String creator_email "jklymak@uvic.ca";
    String creator_name "Jody Klymak";
    String creator_type "person";
    String creator_url "http://cproof.uvic.ca";
    String ctd "{'make': 'Seabird', 'model': 'SlocumCTD', 'serial': '9409', 'long_name': 'Seabird SlocumCTD', 'make_model': 'Seabird SlocumCTD', 'factory_calibrated': '2023-03-07', 'calibration_date': '2023-03-07', 'calibration_report': 'ctd_9409_20230307_calibration_records.pdf', 'comment': ' '}";
    String data_mode "P";
    String date_created "2024-03-01T21:05:14Z";
    String date_issued "2024-03-01T21:05:14Z";
    String deployment_end "2024-02-23T23:53:32.000000000";
    String deployment_id "7";
    String deployment_latitude "49.147";
    String deployment_longitude "-126.350";
    String deployment_name "dfo-walle652-20231116";
    String deployment_start "2023-09-07T17:31:42.000000000";
    String deployment_station "Offshore Tofino (70m isobath)";
    String deployment_vessel "CCGS Cape  Ann";
    Float64 Easternmost_Easting -123.95415836344985;
    String featureType "Trajectory";
    String format_version "IOOS_Glider_NetCDF_v2.0.nc";
    Float64 geospatial_lat_max 50.00670847600704;
    Float64 geospatial_lat_min 48.573570948240175;
    String geospatial_lat_units "degrees_north";
    Float64 geospatial_lon_max -123.95415836344985;
    Float64 geospatial_lon_min -144.98912169807676;
    String geospatial_lon_units "degrees_east";
    Float64 geospatial_vertical_max 999.9903090559175;
    Float64 geospatial_vertical_min -0.4957458401954435;
    String geospatial_vertical_positive "down";
    String geospatial_vertical_units "m";
    String glider_instrument_name "slocum";
    String glider_model "Slocum G2 Deep";
    String glider_name "dfo-walle";
    String glider_serial "652";
    String glider_wmo "4800996";
    String history 
"CPROOF glider toolbox version: pre-tag
2025-12-06T06:53:53Z (local files)
2025-12-06T06:53:53Z https://erddap-test.taimaz.ca/erddap/tabledap/dfo-walle652-20231116_delayed_erddap.html";
    String id "dfo-walle652-20230907T1731";
    String infoUrl "https://cproof.uvic.ca";
    String institution "C-PROOF";
    String keywords "Autonomous Underwater Vehicles, AUVS, Conductivity, Density, Ocean Pressure, Ocean Temperature, Oceans, Salinity, Salinity/Density, Water Pressure, Water Temperature";
    String keywords_vocabulary "GCMD Science Keywords";
    String license "This data may be redistributed and used without restriction or warranty";
    String Metadata_Conventions "CF-1.6, Unidata Dataset Discovery v1.0";
    String metadata_link "https://cproof.uvic.ca";
    String naming_authority "ca.uvic.cproof";
    String netcdf_version "4.0";
    String network "OceanGliders > BOON > Northeast Pacific Ocean > C-PROOF, IOOS";
    Float64 Northernmost_Northing 50.00670847600704;
    String optics "{'make': 'Wetlabs', 'model': 'FLBBCDSLC', 'serial': '4564', 'calibration_date': '20230805', 'calibration_report': 'optics_4564_20230805_calibration_records.pdf'}";
    String oxygen "{'make': 'AADI', 'model': 'Optode4831', 'serial': '491', 'calibration_date': '20230322', 'calibration_report': '2-Point_Multipoint_Optode_Recalibration_report_for_Oxygen_Optode_4831_sn_491.pdf'}";
    String platform_type "Slocum Glider";
    String pressure "{'make': 'Micron', 'model': 'Pressure', 'serial': '104714'}";
    String processing_level "Level 0 (L0) processed data timeseries; no corrections or data screening";
    String project "Line P";
    String project_url "https://www.dfo-mpo.gc.ca/science/data-donnees/line-p/index-eng.html";
    String publisher_email "jklymak@uvic.ca";
    String publisher_name "Jody Klymak";
    String publisher_type "person";
    String publisher_url "http://cproof.uvic.ca";
    String references "cproof toolbox URL";
    String sea_name "Northeast Pacific Ocean";
    String source "Observational data from a profiling glider.";
    String sourceUrl "(local files)";
    Float64 Southernmost_Northing 48.573570948240175;
    String standard_name_vocabulary "CF Standard Name Table v49";
    String subsetVariables "trajectory";
    String summary "Glider deployed as part of the C-PROOF glider program. Glider is on a repeat DFO hydrographic sampling line - Line P - running from near Vancouver Island to Ocean Station Papa in the NE Pacific. This mission consists of a transit along Line P passing near Explorer Seamount.";
    String time_coverage_end "2024-02-23T23:53:32Z";
    String time_coverage_start "2023-09-07T17:31:42Z";
    String title "dfo-walle652-20230907T1731";
    String transmission_system "IRIDIUM";
    Float64 Westernmost_Easting -144.98912169807676;
    String wmo_id "4800996";
  }
}

 

Using tabledap to Request Data and Graphs from Tabular Datasets

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The URL specifies what you want: the dataset, a description of the graph or the subset of the data, and the file type for the response.

Tabledap request URLs must be in the form
https://coastwatch.pfeg.noaa.gov/erddap/tabledap/datasetID.fileType{?query}
For example,
https://coastwatch.pfeg.noaa.gov/erddap/tabledap/pmelTaoDySst.htmlTable?longitude,latitude,time,station,wmo_platform_code,T_25&time>=2015-05-23T12:00:00Z&time<=2015-05-31T12:00:00Z
Thus, the query is often a comma-separated list of desired variable names, followed by a collection of constraints (e.g., variable<value), each preceded by '&' (which is interpreted as "AND").

For details, see the tabledap Documentation.


 
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