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EPIC netCDF Conventions for Time Series Data

This document describes the PMEL-EPIC/Time_Series convention for writing netCDF data files with the EPS library, for use with the EPIC software package for oceanographic data.

Documentations located at ftp://ftp.unidata.ucar.edu/pub/netcdf/Conventions/PMEL-EPIC describe the Conventions common to all PMEL-EPIC style netCDF data files. Please see the accompanying documents describing Conventions specific to specific data types:

This document is an addendum to the PMEL-EPIC Conventions document in the Unidata /pub/netCDF/Conventions/PMEL-EPIC directory, describing those characteristics which are specific to time series data.

The global attributes here are recommended for use with time series data. Additional attributes may be defined by the user.



EPS Standard Global Time Series  Attributes 

Attribute Name Parameter Name Type Length Comment
EXPERIMENT EPEXPERIMENT c 5 Experiment name
PROJECT EPPROJECT c 10 Project name
MOORING EPMOORING c 5 Mooring identification
DELTA_T EPDELTAT c 10 series delta-t description
INST_TYPE EPINSTTYPE c 26 Instrument type
COMPOSITE EPCOMPOSITE i 2 number of pieces in composite series
POS_CONST EPPOSCONST i 1 consistent position flag (=1 not consistent)
DEPTH_CONST EPDEPTHCONST i 1 consistent depth flag (=1 not consistent)
DESCRIPT EPDESCRIPT c 26 Text description field
DATA_CMNT EPDATACMNT c 60 Data comment
DRIFTER EPDRIFTER i 1 drifiter flag (=1 if drifter)
WATER_DEPTH EPWATERDEPTH i 5 Water depth
VAR_DESC EPVARDESC c 20 text field describing variables
FILL_FLAG EPFILLFLAG i 1 data fill flag (=1 if data has fill values)
VAR_FILL EPVARFILL c 20 character string

Notes: * Required for data files containing CTD-type data (profile data). All other attributes are optional. Additional attributes can be included as desired.

"i" is integer
"c" is character
"r" is real
"length" is maximum length in bytes for all types
AUTO means the attribute is set automatically by the EPS library.

 
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