ERDDAP > tabledap > Data Access Form

Dataset Title:	[pH internal Consistency Experiment: Raw pH Data] - Raw pH data acquired during the pH internal consistency experiment. (Improving Accuracy and Precision of Marine Inorganic Carbon Measurements)
Institution:	BCO-DMO   (Dataset ID: bcodmo_dataset_905235_v1)
Information:	Summary | License | Metadata | Background | Files | Make a graph

 

Variable	Optional Constraint #1		Optional Constraint #2		Minimum	Maximum
Batch (unitless)	!= =~ <= >= = < >		!= =~ <= >= = < >		"10"	"9"
Bottle (unitless)	!= =~ <= >= = < >		!= =~ <= >= = < >		1	44
Rep (unitless)	!= =~ <= >= = < >		!= =~ <= >= = < >		"A"	"b"
Practical_Salinity (unitless)	!= =~ <= >= = < >		!= =~ <= >= = < >		14.618	38.885
Calculated_Temperature (Degrees Celsius (˚C))	!= =~ <= >= = < >		!= =~ <= >= = < >		-1.906	40.075
Measured_Temperature (Degrees Celsius (˚C))	!= =~ <= >= = < >		!= =~ <= >= = < >		-1.925	40.092
A434 (Absorbance units (AU))	!= =~ <= >= = < >		!= =~ <= >= = < >		-0.731606	1.429179
A578 (Absorbance units (AU))	!= =~ <= >= = < >		!= =~ <= >= = < >		-0.473405	1.475319
A730 (Absorbance units (AU))	!= =~ <= >= = < >		!= =~ <= >= = < >		-1.502294	0.17917
A488 (Absorbance units (AU))	!= =~ <= >= = < >		!= =~ <= >= = < >		-0.916205	0.955286
R (Absorbance units (AU))	!= =~ <= >= = < >		!= =~ <= >= = < >		0.433921	3.944496
raw_pHt (unitless)	!= =~ <= >= = < >		!= =~ <= >= = < >		7.2185	8.7034
flag (unitless)	!= =~ <= >= = < >		!= =~ <= >= = < >		2	9
flag_reason (unitless)	!= =~ <= >= = < >		!= =~ <= >= = < >		"All Abs high"	"noisy blank"

 

Server-side Functions

distinct()

orderBy orderByDescending orderByClosest orderByCount orderByLimit orderByMax orderByMin orderByMinMax orderByMean orderBySum (" Batch Bottle Rep Practical_Salinity Calculated_Temperature Measured_Temperature A434 A578 A730 A488 R raw_pHt flag flag_reason Batch Bottle Rep Practical_Salinity Calculated_Temperature Measured_Temperature A434 A578 A730 A488 R raw_pHt flag flag_reason Batch Bottle Rep Practical_Salinity Calculated_Temperature Measured_Temperature A434 A578 A730 A488 R raw_pHt flag flag_reason Batch Bottle Rep Practical_Salinity Calculated_Temperature Measured_Temperature A434 A578 A730 A488 R raw_pHt flag flag_reason Batch Bottle Rep Practical_Salinity Calculated_Temperature Measured_Temperature A434 A578 A730 A488 R raw_pHt flag flag_reason ")

File type: (more information) .asc - View OPeNDAP-style ISO-8859-1 comma-separated text. .csv - Download a ISO-8859-1 comma-separated text table (line 1: names; line 2: units; ISO 8601 times). .csvp - Download a ISO-8859-1 .csv file with line 1: name (units). Times are ISO 8601 strings. .csv0 - Download a ISO-8859-1 .csv file without column names or units. Times are ISO 8601 strings. .dataTable - A JSON file formatted for use with the Google Visualization client library (Google Charts). .das - View the dataset's metadata via an ISO-8859-1 OPeNDAP Dataset Attribute Structure (DAS). .dds - View the dataset's structure via an ISO-8859-1 OPeNDAP Dataset Descriptor Structure (DDS). .dods - OPeNDAP clients use this to download the data in the DODS binary format. .esriCsv - Download a ISO_8859_1 .csv file for ESRI's ArcGIS 9.x and below (separate date and time columns). .fgdc - View the dataset's UTF-8 FGDC .xml metadata. .geoJson - Download longitude,latitude,otherColumns data as a UTF-8 GeoJSON .json file. .graph - View a Make A Graph web page. .help - View a web page with a description of tabledap. .html - View an OPeNDAP-style HTML Data Access Form. .htmlTable - View a UTF-8 .html web page with the data in a table. Times are ISO 8601 strings. .iso19115 - View the dataset's ISO 19115-2/19139 UTF-8 .xml metadata. .itx - Download an ISO-8859-1 Igor Text File. Each response column becomes a wave. .json - View a table-like UTF-8 JSON file (missing value = 'null'; times are ISO 8601 strings). .jsonlCSV1 - View a UTF-8 JSON Lines CSV file with column names on line 1 (mv = 'null'; times are ISO 8601 strings). .jsonlCSV - View a UTF-8 JSON Lines CSV file without column names (mv = 'null'; times are ISO 8601 strings). .jsonlKVP - View a UTF-8 JSON Lines file with Key:Value pairs (missing value = 'null'; times are ISO 8601 strings). .mat - Download a MATLAB binary file. .nc - Download a flat, table-like, NetCDF-3 binary file with COARDS/CF/ACDD metadata. .ncHeader - View the UTF-8 header (the metadata) for the NetCDF-3 .nc file. .ncCF - Download a NetCDF-3 CF Discrete Sampling Geometries file (Contiguous Ragged Array). .ncCFHeader - View the UTF-8 header (the metadata) for the .ncCF file. .ncCFMA - Download a NetCDF-3 CF Discrete Sampling Geometries file (Multidimensional Array). .ncCFMAHeader - View the UTF-8 header (the metadata) for the .ncCFMA file. .nccsv - Download a NetCDF-3-like 7-bit ASCII NCCSV .csv file with COARDS/CF/ACDD metadata. .nccsvMetadata - View the dataset's metadata as the top half of a 7-bit ASCII NCCSV .csv file. .ncoJson - Download a UTF-8 NCO lvl=2 JSON file with COARDS/CF/ACDD metadata. .odvTxt - Download longitude,latitude,time,otherColumns as an ISO-8859-1 ODV Generic Spreadsheet File (.txt). .subset - View an HTML form which uses faceted search to simplify picking subsets of the data. .tsv - Download a ISO-8859-1 tab-separated text table (line 1: names; line 2: units; ISO 8601 times). .tsvp - Download a ISO-8859-1 .tsv file with line 1: name (units). Times are ISO 8601 strings. .tsv0 - Download a ISO-8859-1 .tsv file without column names or units. Times are ISO 8601 strings. .wav - Download a .wav audio file. All columns must be numeric and of the same type. .xhtml - View a UTF-8 XHTML (XML) file with the data in a table. Times are ISO 8601 strings. .kml - View a .kml file, suitable for Google Earth. .smallPdf - View a small .pdf image file with a graph or map. .pdf - View a standard, medium-sized .pdf image file with a graph or map. .largePdf - View a large .pdf image file with a graph or map. .smallPng - View a small .png image file with a graph or map. .png - View a standard, medium-sized .png image file with a graph or map. .largePng - View a large .png image file with a graph or map. .transparentPng - View a .png image file (just the data, without axes, landmask, or legend).

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The Dataset Attribute Structure (.das) for this Dataset

Attributes {
 s {
  Batch {
    String long_name "Batch";
    String units "unitless";
  }
  Bottle {
    Int32 actual_range 1, 44;
    String long_name "Bottle";
    String units "unitless";
  }
  Rep {
    String long_name "Rep";
    String units "unitless";
  }
  Practical_Salinity {
    Float32 actual_range 14.618, 38.885;
    String long_name "Practical_salinity";
    String units "unitless";
  }
  Calculated_Temperature {
    Float32 actual_range -1.906, 40.075;
    String long_name "Calculated_temperature";
    String units "Degrees Celsius (˚C)";
  }
  Measured_Temperature {
    Float32 actual_range -1.925, 40.092;
    String long_name "Measured_temperature";
    String units "Degrees Celsius (˚C)";
  }
  A434 {
    Float32 actual_range -0.731606, 1.429179;
    String long_name "A434";
    String units "Absorbance units (AU)";
  }
  A578 {
    Float32 actual_range -0.473405, 1.475319;
    String long_name "A578";
    String units "Absorbance units (AU)";
  }
  A730 {
    Float32 actual_range -1.502294, 0.17917;
    String long_name "A730";
    String units "Absorbance units (AU)";
  }
  A488 {
    Float32 actual_range -0.916205, 0.955286;
    String long_name "A488";
    String units "Absorbance units (AU)";
  }
  R {
    Float32 actual_range 0.433921, 3.944496;
    String long_name "R";
    String units "Absorbance units (AU)";
  }
  raw_pHt {
    Float32 actual_range 7.2185, 8.7034;
    String long_name "Raw_pht";
    String units "unitless";
  }
  flag {
    Int32 actual_range 2, 9;
    String long_name "Flag";
    String units "unitless";
  }
  flag_reason {
    String long_name "Flag_reason";
    String units "unitless";
  }
 }
  NC_GLOBAL {
    String cdm_data_type "Other";
    String Conventions "COARDS, CF-1.6, ACDD-1.3";
    String creator_email "info@bco-dmo.org";
    String creator_name "BCO-DMO";
    String creator_url "https://www.bco-dmo.org/";
    String doi "10.26008/1912/bco-dmo.905235.1";
    String history 
"2024-12-03T17:19:57Z (local files)
2024-12-03T17:19:57Z https://erddap.bco-dmo.org/erddap/tabledap/bcodmo_dataset_905235_v1.html";
    String infoUrl "https://www.bco-dmo.org/dataset/905235";
    String institution "BCO-DMO";
    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.";
    String sourceUrl "(local files)";
    String summary 
"These data include the measured pHt, total alkalinity, dissolved inorganic carbon, raw pHt absorbance, and calculated pHt of 25 batches of seawater as a function of temperature, salinity, and pCO2. These data were used to evaluate the internal consistency of 120 different possible combinations of CO2 system constants.

The marine inorganic carbon system can be calculated with two measured parameters due to thermodynamic relationships. However, there are many different parameterizations for the required constants and the most accurate or best is not known. These data were used to evaluate the constants and make recommendations for which constants to use, and how to perform CO2 system calculations.";
    String title "[pH internal Consistency Experiment: Raw pH Data] - Raw pH data acquired during the pH internal consistency experiment. (Improving Accuracy and Precision of Marine Inorganic Carbon Measurements)";
  }
}

 

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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.

• (easy) You can get data by using the dataset's Data Access Form or Subset form. They make the URL for you.
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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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