Argo workshop in Ghana, December Argo data status & data access
Argo workshop in Ghana, December Status of the float array on GDAC Statistics on Argo GDAC are regularly updated at argo gdac monitoring.htm argo gdac monitoring.htm Active floats statistics All floats statistics Meta-data monitoring Delayed mode statistics
Argo workshop in Ghana, December Real time status : data on GTS monitored by MEDS
Argo workshop in Ghana, December Regional monitoring : example of North Atlantic RDAC NARDAC performs a regular monitoring for deployment coordination The goal is to achieve a regular density of one float per 3*3 degree Red : the float density is correct January 2006September 2006 planned deployements
Argo workshop in Ghana, December Regional monitoring : example of North Atlantic RDAC NARDAC performs a regular monitoring for all deployed floats
Argo workshop in Ghana, December GDAC FTP structure global FTP server dac aomlcoriolismeds… One directory per float containing a file for - the profile file - the trajectory file - the metadata file - the technical file - Plus a directory containing individual profiles 01 geo atlanticpacificindian … One file per day containing all of the profiles acquired that day latest_data One file per day containing all of the profiles received that day …
Argo workshop in Ghana, December GDac root GDAC root DAC / floats DAC / latest data DAC / geo ftp://usgodae1.fnmoc.navy.mil/pub/outgoing/argoftp://usgodae1.fnmoc.navy.mil/pub/outgoing/argo ftp://ftp.ifremer.fr/ifremer/argoftp://ftp.ifremer.fr/ifremer/argo
Argo workshop in Ghana, December Index files, grey-list Continuously updated at the top directory : Index files for profiles, trajectories and meta-data file,date,latitude,longitude,ocean,profiler_type,institution,date_update Grey-list for sensor malfunctions (see QC test 15) PLATFORM,PARAMETER,START_DATE,END_DATE,QC,COMMENT,DAC
Argo workshop in Ghana, December Argo data management references documents Reference documents Data management web page : data management.htm data management.htm Beginner's guide to Argo data : Data management policy : GDACs organization : User’s manual; data formats : Quality control manuel : Data access The whole Argo data set is available in real time and delayed mode from the global data centres (GDACs). The internet addresses are : The FTP addresses are : ftp://usgodae1.fnmoc.navy.mil/pub/outgoing/argo ftp://ftp.ifremer.fr/ifremer/argo Data discovery : Live Access Server Data discovery : web interface Data access : OpenDAP
Argo workshop in Ghana, December Tools for Argo data usage Matlab : Matlab is used for delayed mode processes : salinity correction, deep currents. An excellent commercial software for scientific data handling. ODV : An excellent free software to handle ocean data. Developped by AWI during Woce experiment, continuously upgraded (eg : for SeaDatanet EU project). NcBrowse : An excellent free software to browse NetCDF data. Developped by NOAA. Ferret : An excellent free sofware to handle model and in-situ observations. Developped by NOAA. Google: An excellent way to explore Argo and other observations networks Profiles, trajectorieshttp:// Profilestrajectories ETC…
Argo workshop in Ghana, December NcBrowse :
Argo workshop in Ghana, December Ocean Data View