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Dataset Title:  dfo-walle652-20240813T1733 Subscribe RSS
Institution:  C-PROOF   (Dataset ID: dfo-walle652-20240907_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) ?          2024-08-13T17:33:22Z    2025-01-04T15:52:15Z
  < slider >
 latitude (degrees_north) ?          48.56630933029987    49.98887234999726
  < slider >
 longitude (degrees_east) ?          -146.59048348251608    -123.95412671465125
  < slider >
 depth (glider depth, m) ?          -0.43627359865848847    1000.0674741618757
  < slider >
 heading (glider heading angle, rad) ?          0.0    6.281439781188965
 pitch (glider pitch angle, rad) ?          -1.1133492742712692    0.9404540620413864
 roll (glider roll angle, rad) ?          -0.3546675559732003    0.31507102236013257
 waypoint_latitude (degree_north) ?          0.0    50.00199970294558
 waypoint_longitude (degree_east) ?          -146.59048711169427    0.0
 conductivity (water conductivity, S m-1) ?          -0.005330000072717667    4.160240173339844
 temperature (water temperature, Celsius) ?          2.8958001136779785    20.641199111938477
 pressure (water pressure, dbar) ?          -0.4399999976158142    1011.1299896240234
 chlorophyll (mg m-3) ?          -2.138400077819824    21.90959930419922
 cdom (ppb) ?          -15.71679973602295    364.8797912597656
 backscatter_700 (1) ?          -2.154910034732893E-4    0.007792002055794001
 oxygen_concentration (umol l-1) ?          8.218028216608488    305.1579895019531
 u (m s-1) ?          -0.05953492293597718    0.16486318828750124
 v (m s-1) ?          -0.22345258604675072    0.09228918800381189
 distance_over_ground (km) ?          0.0    3770.015916162859
 salinity (water salinity, 1e-3) ?          5.3394210898172E-4    34.40588284312594
 potential_density (water potential density, kg m-3) ?          998.076833211786    1027.4222409239783
 density (kg m-3) ?          998.2892657244015    1031.9475178314476
 potential_temperature (Celsius) ?          2.8283975072106675    20.636720708040038
 profile_index (1) ?          -0.0    1598.0
 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 1607375, 8;
    String cf_role "trajectory_id";
    String comment "A trajectory is a single deployment of a glider and may span multiple data files.";
    String long_name "Trajectory/Deployment Name";
  }
  time {
    String _CoordinateAxisType "Time";
    Float64 actual_range 1.723570402587555e+9, 1.7360059359516907e+9;
    String axis "T";
    String calendar "proleptic_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 {
    UInt32 _ChunkSizes 1607375;
    String _CoordinateAxisType "Lat";
    Float64 _FillValue NaN;
    Float64 actual_range 48.56630933029987, 49.98887234999726;
    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 coordinates "time";
    String ioos_category "Location";
    String long_name "Latitude";
    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 {
    UInt32 _ChunkSizes 1607375;
    String _CoordinateAxisType "Lon";
    Float64 _FillValue NaN;
    Float64 actual_range -146.59048348251608, -123.95412671465125;
    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 coordinates "time";
    String ioos_category "Location";
    String long_name "Longitude";
    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 {
    UInt32 _ChunkSizes 1607375;
    String _CoordinateAxisType "Height";
    String _CoordinateZisPositive "down";
    Float64 _FillValue NaN;
    Float64 accuracy 1.0;
    Float64 actual_range -0.43627359865848847, 1000.0674741618757;
    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";
    Float64 precision 2.0;
    String reference_datum "surface";
    Float64 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 1607375;
    Float64 _FillValue NaN;
    Float64 actual_range 0.0, 6.281439781188965;
    String coordinates "time";
    String long_name "glider heading angle";
    String platform "platform";
    String source "m_heading";
    String standard_name "platform_orientation";
    String units "rad";
  }
  pitch {
    UInt32 _ChunkSizes 1607375;
    Float64 _FillValue NaN;
    Float64 actual_range -1.1133492742712692, 0.9404540620413864;
    String coordinates "time";
    String long_name "glider pitch angle";
    String platform "platform";
    String source "m_pitch";
    String standard_name "platform_pitch_angle";
    String units "rad";
  }
  roll {
    UInt32 _ChunkSizes 1607375;
    Float64 _FillValue NaN;
    Float64 actual_range -0.3546675559732003, 0.31507102236013257;
    String coordinates "time";
    String long_name "glider roll angle";
    String platform "platform";
    String source "m_roll";
    String standard_name "platform_roll_angle";
    String units "rad";
  }
  waypoint_latitude {
    UInt32 _ChunkSizes 1607375;
    Float64 _FillValue NaN;
    Float64 actual_range 0.0, 50.00199970294558;
    Float64 colorBarMaximum 90.0;
    Float64 colorBarMinimum -90.0;
    String coordinates "time";
    String long_name "waypoint latitude";
    String platform "platform";
    String source "c_wpt_lat";
    String standard_name "latitude";
    String units "degree_north";
  }
  waypoint_longitude {
    UInt32 _ChunkSizes 1607375;
    Float64 _FillValue NaN;
    Float64 actual_range -146.59048711169427, 0.0;
    Float64 colorBarMaximum 180.0;
    Float64 colorBarMinimum -180.0;
    String coordinates "time";
    String long_name "waypoint longitude";
    String platform "platform";
    String source "c_wpt_lon";
    String standard_name "longitude";
    String units "degree_east";
  }
  conductivity {
    UInt32 _ChunkSizes 1607375;
    Float64 _FillValue NaN;
    Float64 accuracy 3.0e-4;
    Float64 actual_range -0.005330000072717667, 4.160240173339844;
    Float64 colorBarMaximum 40.0;
    Float64 colorBarMinimum 30.0;
    String coordinates "time";
    String instrument "instrument_ctd";
    String long_name "water conductivity";
    Float64 missing_value NaN;
    String observation_type "measured";
    String platform "platform";
    Float64 precision 1.0e-4;
    Float64 resolution 2.0e-5;
    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 1607375;
    Float64 _FillValue NaN;
    Float64 accuracy 0.002;
    Float64 actual_range 2.8958001136779785, 20.641199111938477;
    Float64 colorBarMaximum 32.0;
    Float64 colorBarMinimum 0.0;
    String coordinates "time";
    String instrument "instrument_ctd";
    String long_name "water temperature";
    Float64 missing_value NaN;
    String observation_type "measured";
    String platform "platform";
    Float64 precision 0.001;
    Float64 resolution 2.0e-4;
    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 1607375;
    Float64 _FillValue NaN;
    Float64 accuracy 1.0;
    Float64 actual_range -0.4399999976158142, 1011.1299896240234;
    Float64 colorBarMaximum 5000.0;
    Float64 colorBarMinimum 0.0;
    String comment "ctd pressure sensor";
    String conversion "bar2dbar";
    String coordinates "time";
    String instrument "instrument_ctd";
    String long_name "water pressure";
    Float64 missing_value NaN;
    String observation_type "measured";
    String platform "platform";
    String positive "down";
    Float64 precision 2.0;
    String reference_datum "sea-surface";
    Float64 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 1607375;
    Float64 _FillValue NaN;
    Float64 actual_range -2.138400077819824, 21.90959930419922;
    Float64 colorBarMaximum 30.0;
    Float64 colorBarMinimum 0.03;
    String colorBarScale "Log";
    String coordinates "time";
    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 1607375;
    Float64 _FillValue NaN;
    Float64 actual_range -15.71679973602295, 364.8797912597656;
    String coordinates "time";
    String long_name "CDOM";
    Float64 missing_value NaN;
    String platform "platform";
    String source "sci_flbbcd_cdom_units";
    String units "ppb";
  }
  backscatter_700 {
    UInt32 _ChunkSizes 1607375;
    Float64 _FillValue NaN;
    Float64 actual_range -2.154910034732893e-4, 0.007792002055794001;
    String coordinates "time";
    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 1607375;
    Float64 _FillValue NaN;
    Float64 actual_range 8.218028216608488, 305.1579895019531;
    Float64 colorBarMaximum 500.0;
    Float64 colorBarMinimum 0.0;
    String coordinates "time";
    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";
  }
  u {
    UInt32 _ChunkSizes 1607375;
    Float64 _FillValue NaN;
    Float64 actual_range -0.05953492293597718, 0.16486318828750124;
    Float64 colorBarMaximum 0.5;
    Float64 colorBarMinimum -0.5;
    String comment "The depth-averaged current is an estimate of the net current measured while the glider is underwater. The value is calculated over the entire underwater segment, which may consist of 1 or more dives.";
    String coordinates "time";
    String long_name "Depth-Averaged Eastward Sea Water Velocity";
    String observation_type "calculated";
    String platform "platform";
    String source "m_water_vx";
    String standard_name "eastward_sea_water_velocity";
    String units "m s-1";
    Float64 valid_max 10.0;
    Float64 valid_min -10.0;
  }
  v {
    UInt32 _ChunkSizes 1607375;
    Float64 _FillValue NaN;
    Float64 actual_range -0.22345258604675072, 0.09228918800381189;
    Float64 colorBarMaximum 0.5;
    Float64 colorBarMinimum -0.5;
    String comment "The depth-averaged current is an estimate of the net current measured while the glider is underwater. The value is calculated over the entire underwater segment, which may consist of 1 or more dives.";
    String coordinates "time";
    String long_name "Depth-Averaged Northward Sea Water Velocity";
    String observation_type "calculated";
    String platform "platform";
    String source "m_water_vy";
    String standard_name "northward_sea_water_velocity";
    String units "m s-1";
    Float64 valid_max 10.0;
    Float64 valid_min -10.0;
  }
  distance_over_ground {
    UInt32 _ChunkSizes 1607375;
    Float64 _FillValue NaN;
    Float64 actual_range 0.0, 3770.015916162859;
    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 1607375;
    Float64 _FillValue NaN;
    Float64 accuracy 0.01;
    Float64 actual_range 5.3394210898172e-4, 34.40588284312594;
    Float64 colorBarMaximum 37.0;
    Float64 colorBarMinimum 32.0;
    String comment "raw, uncorrected salinity";
    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";
    Float64 precision 0.01;
    Float64 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 1607375;
    Float64 _FillValue NaN;
    Float64 accuracy 0.01;
    Float64 actual_range 998.076833211786, 1027.4222409239783;
    Float64 colorBarMaximum 28.0;
    Float64 colorBarMinimum 20.0;
    String comment "raw, uncorrected salinity";
    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";
    Float64 precision 0.01;
    Float64 resolution 0.001;
    String sources "salinity temperature pressure";
    String standard_name "sea_water_potential_density";
    String units "kg m-3";
  }
  density {
    UInt32 _ChunkSizes 1607375;
    Float64 _FillValue NaN;
    Float64 accuracy 0.01;
    Float64 actual_range 998.2892657244015, 1031.9475178314476;
    Float64 colorBarMaximum 28.0;
    Float64 colorBarMinimum 20.0;
    String comment "raw, uncorrected salinity";
    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";
    Float64 precision 0.01;
    Float64 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 990.0;
  }
  potential_temperature {
    UInt32 _ChunkSizes 1607375;
    Float64 _FillValue NaN;
    Float64 accuracy 0.002;
    Float64 actual_range 2.8283975072106675, 20.636720708040038;
    Float64 colorBarMaximum 32.0;
    Float64 colorBarMinimum 0.0;
    String comment "raw, uncorrected salinity";
    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";
    Float64 precision 0.001;
    Float64 resolution 1.0e-4;
    String sources "salinity temperature pressure";
    String standard_name "sea_water_potential_temperature";
    String units "Celsius";
  }
  profile_index {
    UInt32 _ChunkSizes 1607375;
    Float64 _FillValue NaN;
    Float64 actual_range -0.0, 1598.0;
    String comment "N = inside profile N, N + 0.5 = between profiles N and N + 1";
    Float64 filt_length 9;
    String long_name "profile index";
    String method "get_profiles_new";
    Float64 min_dp 10.0;
    Float64 min_nsamples 49;
    Float64 missing_value NaN;
    String sources "time pressure";
    String units "1";
  }
  profile_direction {
    UInt32 _ChunkSizes 1607375;
    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 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, Nick Harper, Seth Fleming-Alho";
    String contributor_role "Lead Technician, Principal Investigator, Co-PI, Ocean Glider Technician, Aquatic Science Technician";
    String Conventions "CF-1.8";
    String creator_email "jklymak@uvic.ca";
    String creator_name "Jody Klymak";
    String creator_type "person";
    String creator_url "https://cproof.uvic.ca";
    String ctd "{'make': 'Seabird', 'model': 'SlocumCTD', 'serial': '9409', 'long_name': 'Seabird SlocumCTD', 'make_model': 'Seabird SlocumCTD', 'calibration_date': '2023-03-07', 'calibration_report': 'ctd_9409_20230307_calibration_records.pdf', 'comment': ' '}";
    String data_mode "P";
    String date_created "2025-01-13T19:31:54Z";
    String date_issued "2025-01-13T19:31:54Z";
    String deployment_end "2024-08-13T17:33:2";
    String deployment_id "8";
    String deployment_latitude "48.5948";
    String deployment_longitude "-126.5";
    String deployment_name "dfo-walle652-20240907";
    String deployment_start "2024-08-13T17:33:2";
    String deployment_station "LD09";
    String deployment_vessel "John P. Tully";
    Float64 Easternmost_Easting -123.95412671465125;
    String featureType "Trajectory";
    String format_version "IOOS_Glider_NetCDF_v2.0.nc";
    Float64 geospatial_lat_max 49.98887234999726;
    Float64 geospatial_lat_min 48.56630933029987;
    String geospatial_lat_units "degrees_north";
    Float64 geospatial_lon_max -123.95412671465125;
    Float64 geospatial_lon_min -146.59048348251608;
    String geospatial_lon_units "degrees_east";
    Float64 geospatial_vertical_max 1000.0674741618757;
    Float64 geospatial_vertical_min -0.43627359865848847;
    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
2025-12-06T06:53:56Z (local files)
2025-12-06T06:53:56Z https://erddap-test.taimaz.ca/erddap/tabledap/dfo-walle652-20240907_delayed_erddap.html";
    String id "dfo-walle652-20240813T1733";
    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-1.8, 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 49.98887234999726;
    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 "https://cproof.uvic.ca";
    String references "cproof toolbox URL";
    String sea_name "Northeast Pacific Ocean (limit-180)";
    String source "Observational data from a profiling glider.";
    String sourceUrl "(local files)";
    Float64 Southernmost_Northing 48.56630933029987;
    String standard_name_vocabulary "CF STandard Name Table v72";
    String subsetVariables "trajectory";
    String summary "Glider deployed at P4 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. On this mission, the glider will reach Ocean Station Papa and return to Tofino BC.";
    String time_coverage_end "2025-01-04T15:52:15Z";
    String time_coverage_start "2024-08-13T17:33:22Z";
    String title "dfo-walle652-20240813T1733";
    String transmission_system "IRIDIUM";
    Float64 Westernmost_Easting -146.59048348251608;
    String wmo_id "4800996";
  }
}

 

Using tabledap to Request Data and Graphs from Tabular Datasets

tabledap lets you request a data subset, a graph, or a map from a tabular dataset (for example, buoy data), via a specially formed URL. tabledap uses the OPeNDAP (external link) Data Access Protocol (DAP) (external link) and its selection constraints (external link).

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.


 
ERDDAP, Version 2.28.1
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