Data Package Descriptions
7.1 File Content and Format Descriptions
This section describes the content and format of each of the data files that constitute NDP-082 (see Table 7).
Table 7. Content, Size, and Format of Data Files
| File number, name, and description |
File size in bytes |
| 12. |
A detailed description of the cruise network, and oceanographic data files in simple text and PDF formats |
| ndp082.txt |
106,779 |
| ndp082.pdf |
5,101,440 |
| 36. |
A listing of the station locations, sampling dates, and sounding bottom depths for each station of WOCE Sections A20, A22, A24, and AR24 in the original WOCE format |
| a20sta.dat |
7,838 |
| a22sta.dat |
6,926 |
| a24sta.dat |
12,702 |
| ar24sta.dat |
15,438 |
| 710. |
Hydrographic, carbon dioxide, and chemical data from all stations occupied on WOCE Sections A20, A22, A24, and AR24. The files are reported in the original WOCE format |
| a20.dat |
476,060 |
| a22.dat |
403,860 |
| a24.dat |
657,510 |
| ar24.dat |
598,397 |
| 1114. |
Hydrographic, carbon dioxide, and chemical data from all stations occupied on WOCE Sections A20, A22, A24, and AR24. The files are provided as WOCE exchange format files [comma-separated value (CSV) files]. |
| a20_hy1.csv |
857,377 |
| a22_hy1.csv |
701,706 |
| a24_hy1.csv |
1,050,215 |
| ar24_hy1.csv |
932,634 |
| 15. |
The Ocean Data View spread sheet data file. The file consists of data from all four sections of the North Atlantic survey |
| NA_ODV_data.txt |
2,410,877 |
| Total size |
13,339759 |
7.2 Description of Variables
| The station inventory file (*sta.dat) variables are defined as follows: |
| EXPOCODE |
Character (A10) |
expedition code of the cruise |
| SECT |
Character (A4) |
WOCE section number |
| STNBR |
Numeric (I3) |
station number |
| CAST |
Numeric (I1) |
cast number |
| DATE |
Character (A10) |
sampling date (month/day/year) |
| TIME |
Character (A4) |
sampling time [Greenwich mean time (GMT)] |
| LATITUDE |
Numeric (F7.3) |
latitude of the station (in decimal degrees; negative values indicate the Southern Hemisphere) |
| LONGITUDE |
Numeric (F8.3) |
longitude of the station (in decimal degrees; negative values indicate the Western Hemisphere) |
| DEPTH |
Numeric (I4) |
sounding depth of the station (in meters) |
| The data file (*.dat) variables are defined as follows: |
| STNBR |
Numeric (I3) |
station number |
station number
| CASTNO |
Numeric (I1) |
cast number |
| SAMPNO |
Numeric (I2) |
sample number |
| BTLNBRa |
Numeric (I2) |
bottle number |
| CTDPRS |
Numeric (F7.1) |
CTD pressure (dbar) |
| CTDTMP |
Numeric (F7.4) |
CTD temperature (°C) |
| CTDSALa |
Numeric (F7.4) |
CTD salinity |
| CTDOXYa |
Numeric (F7.1) |
CTD oxygen (μmol/kg) |
| THETA |
Numeric (F7.4) |
potential temperature (°C) |
| SALNTYa |
Numeric (F9.4) |
bottle salinity |
| OXYGENa |
Numeric (F7.1) |
oxygen concentration (μmol/kg) |
| SILCATa |
Numeric (F7.2) |
silicate concentration (μmol/kg) |
| NITRATa |
Numeric (F7.2) |
nitrate concentration (μmol/kg) |
| NITRITa |
Numeric (F7.2) |
nitrite concentration (μmol/kg) |
| PHSPHTa |
Numeric (F7.2) |
phosphate concentration (μmol/kg) |
| CFC-11a |
Numeric (F8.3) |
chlorofluorocarbon 11 (picamole/kg) |
| CFC-12a |
Numeric (F8.3) |
chlorofluorocarbon 12 (picamole/kg) |
| TCARBNa |
Numeric (F7.1) |
total carbon dioxide concentration (μmol/kg) |
| ALKALIa |
Numeric (F7.1) |
total alkalinity (μmol/kg) |
| PCO2a |
Numeric (F7.1) |
partial pressure of CO2 (μatm) |
| PHa |
Numeric (F8.3) |
pH |
| QUALT1 |
Character (A15) |
15-digit character variable that contains data-quality flag codes for parameters underlined with asterisks (*******) in the file header |
aVariables that are underlined with asterisks in the data files header indicate they have a data-quality flag. Data-quality flags are defined as follows:
| 1 |
= |
sample for this measurement was drawn from water bottle but analysis was not received |
| 2 |
= |
acceptable measurement |
| 3 |
= |
questionable measurement |
| 4 |
= |
bad measurement |
| 5 |
= |
not reported |
| 6 |
= |
mean of replicate measurements |
| 9 |
= |
sample not drawn for this measurement from this bottle |
|