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ERDDAP > tabledap > Data Access Form ?

Dataset Title:  Codar Radials Medway Head (NetCDF) Subscribe RSS
Institution:  OFI   (Dataset ID: codar_radial_medh_netcdf)
Information:  Summary ? | License ? | FGDC | ISO 19115 | Metadata | Background (external link) | Files | Make a graph
 
Variable ?   Optional
Constraint #1 ?
Optional
Constraint #2 ?
   Minimum ?
 
   Maximum ?
 
 time (UTC) ?          2022-07-26T17:00:00.000Z    2025-12-11T08:00:00.000Z
  < slider >
 latitude (degrees_north) ?          42.2678628    45.9374458
  < slider >
 longitude (degrees_east) ?          -65.3859251    -61.9927977
  < slider >
 bearing ?          0.0    359.0
 range ?          5.8249    203.8715
 u_comp ?          -146.183    146.297
 v_comp ?          -143.398    149.321
 velocity_maximum ?          -149.417    153.393
 velocity_minimum ?          -158.331    146.811
 spatial_count ?          1    134
 temporal_count ?          2    5
 x_distance ?          -69.7282    203.8715
 y_distance ?          -203.8715    203.8715
 velocity ?          -149.417    146.811
 direction ?          0.0    359.0
 spectra_rngcell ?          1.0    35.0
 
Server-side Functions ?
 distinct() ?
? ("Hover here to see a list of options. Click on an option to select it.Hover here to see a list of options. Click on an option to select it.Hover here to see a list of options. Click on an option to select it.Hover here to see a list of options. Click on an option to select it.Hover here to see a list of options. Click on an option to select it.")

File type: (more information)

(Documentation / Bypass this form ? )
 
(Please be patient. It may take a while to get the data.)


 

The Dataset Attribute Structure (.das) for this Dataset

Attributes {
 s {
  time {
    UInt32 _ChunkSizes 512;
    String _CoordinateAxisType "Time";
    Float64 actual_range 1.6588548e+9, 1.76544e+9;
    String axis "T";
    String ioos_category "Time";
    String long_name "Time";
    String standard_name "time";
    String time_origin "01-JAN-1970 00:00:00";
    String time_precision "1970-01-01T00:00:00.000Z";
    String units "seconds since 1970-01-01T00:00:00Z";
  }
  latitude {
    UInt32 _ChunkSizes 512;
    String _CoordinateAxisType "Lat";
    Float64 actual_range 42.2678628, 45.9374458;
    String axis "Y";
    String ioos_category "Location";
    String long_name "Latitude";
    String standard_name "latitude";
    String units "degrees_north";
  }
  longitude {
    UInt32 _ChunkSizes 512;
    String _CoordinateAxisType "Lon";
    Float64 actual_range -65.3859251, -61.9927977;
    String axis "X";
    String ioos_category "Location";
    String long_name "Longitude";
    String standard_name "longitude";
    String units "degrees_east";
  }
  bearing {
    Float64 actual_range 0.0, 359.0;
  }
  range {
    Float64 actual_range 5.8249, 203.8715;
  }
  u_comp {
    Float64 actual_range -146.183, 146.297;
  }
  v_comp {
    Float64 actual_range -143.398, 149.321;
  }
  velocity_maximum {
    Float64 actual_range -149.417, 153.393;
  }
  velocity_minimum {
    Float64 actual_range -158.331, 146.811;
  }
  spatial_count {
    Int32 actual_range 1, 134;
  }
  temporal_count {
    Int32 actual_range 2, 5;
  }
  x_distance {
    Float64 actual_range -69.7282, 203.8715;
  }
  y_distance {
    Float64 actual_range -203.8715, 203.8715;
  }
  velocity {
    Float64 actual_range -149.417, 146.811;
  }
  direction {
    Float64 actual_range 0.0, 359.0;
  }
  spectra_rngcell {
    Float64 actual_range 1.0, 35.0;
  }
 }
  NC_GLOBAL {
    String _NCProperties "version=2,netcdf=4.9.3,hdf5=1.14.6";
    String cdm_data_type "Point";
    String Conventions "CF-1.6";
    String creator_name "OFI RIU";
    Float64 Easternmost_Easting -61.9927977;
    String featureType "Point";
    Float64 geospatial_lat_max 45.9374458;
    Float64 geospatial_lat_min 42.2678628;
    String geospatial_lat_units "degrees_north";
    Float64 geospatial_lon_max -61.9927977;
    Float64 geospatial_lon_min -65.3859251;
    String geospatial_lon_units "degrees_east";
    String history 
"2025-12-12T10:14:35Z (local files)
2025-12-12T10:14:35Z http://deverddap.ceotr.ca//erddap/tabledap/codar_radial_medh_netcdf.html";
    String infoUrl "https://ceotr.ocean.dal.ca/codar/map";
    String institution "OFI";
    String keywords "bearing";
    String license "The data may be used and redistributed for free but is not intended for legal use, since it may contain inaccuracies. Neither the data Contributor, ERD, NOAA, nor the United States Government, nor any of their employees or contractors, makes any warranty, express or implied, including warranties of merchantability and fitness for a particular purpose, or assumes any legal liability for the accuracy, completeness, or usefulness, of this information.";
    Float64 Northernmost_Northing 45.9374458;
    String sourceUrl "(local files)";
    Float64 Southernmost_Northing 42.2678628;
    String standard_name_vocabulary "CF Standard Name Table v79";
    String summary "CODAR radial measurements captured at Medway Head (MEDH) written to NetCDF files.";
    String time_coverage_end "2025-12-11T08:00:00.000Z";
    String time_coverage_start "2022-07-26T17:00:00.000Z";
    String title "Codar Radials Medway Head (NetCDF)";
    Float64 Westernmost_Easting -65.3859251;
  }
}

 

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.


 
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