JMA Products README

This directory contains JMA's oceanography products. 
The common rules are explained here and more precise information for each product is included in README of each directory.

The names of directories and files are decided according to the following rules;

Name of directory: [method]_[param]_[area]_[term]
File name: (re_)[method]_[param]_[area]_[term][date].txt(.gz)

The meaning of each abbreviation is;
method: the method used to produce the products
        cobe2: Centennial in situ Observation-Based Estimates of the Variability of SST and Marine Meteorological Variables, version 2 (COBE-SST2)
        mgd: Merged satellite and in-situ data Global Daily Sea Surface Temperature (MGDSST)
        him: High resolution Merged satellite and in-situ data Sea Surface Temperature (HIMSST)
        npr: NPR-4DVAR, the data assimilation component of the JMA's operational system for monitoring and forecasting coastal and open-ocean states around Japan (MOVE/MRI.COM-JPN)
        move: Meteorological Research Institute Multivariate Ocean Variational Estimation system (MOVE/MRI.COM)
        alt: objective analysis using SSH anomalies observed by satellite altimaters
param: parameters
        sst: sea surface temperature
        subc: subsurface current
        subt: subsurface temperature
        ssh: sea surface height
        ssha: sea surface height anomaly
area: area included in the product
        glb: global
        pac: pacific
        jpn: the seas around Japan
term: term of mean
        M: monthly mean
        T: ten-day mean
        D: daily mean
date: date of the target 
Files ending with the extension '.gz' are compressed by the gzip utility. 
The gzip home page 'http://www.gzip.org' should be referred for the details about the gzip utility.
The files which names starting with 're_' are the reanalysis data.

Directory structure is;
        [method]_[param]_[area]_[term]
                |__README
                |__YYYY (year, e.g. 2013)
                     |__(re_)[method]_[param]_[area]_[term][date].txt(.gz)
                     |__                        :
                                                :
                                                :

For further information, please contact to administrator of the Regional Real Time Data Base at neargoos@climar.kishou.go.jp.