First, you have completed the form and you have received an email containing an access code.
		 

There are two ways to download SEVIRI composite images

• with a command line to transfer data from the server.
  

  The user will use standard commands (wget or curl) to directly query the image server.
  		 

  • curl with the option "-o my_file" writes in the output file named my_file
  • wget with the option "-O my_file" writes in the output file named my_file
    
  followed by the "access line":

  curl -o image.jpg "http://nascube.univ-lille1.fr/cgi-bin/NascubeDump.pl?date=20130730&time=9h45&width=1024&coasts=1&boundaries=1&addings=0&storm=1&accesscode=********
  		 

• In interactive mode using a iweb browser

  In the location bar, type the line:
  		 

  http://nascube.univ-lille1.fr/cgi-bin/NascubeDumpweb.pl?date=20130730&time=9h45&width=1024&coasts=1&boundaries=1&addings=0&storm=1&accesscode=********
  
  		 

Essential parameters

You must complete at least three parameters: date, time and access code;

• date: year month day as YYYYMMDD: 20130723
• hour: hour minute as HHhMM: 12h30
• accesscode: you received by email after filling the form on the main page of NASCUBE
• storm: 1 download the sand storm retrieval

Type the following URL in the address field of your browser:

http://nascube.univ-lille1.fr/cgi-bin/NascubeDumpweb.pl?date=20130707&time=12h30&accesscode=...........  

You obtain a simple jpeg image like this:

Adding size and drawings

• width in pixels: 700 (if you enter 0, the width will be computed)
• coasts: 1
• boundaries: 1
• height (optional)

Type the following URL in the address field of your browser:

http://nascube.univ-lille1.fr/cgi-bin/NascubeDumpweb.pl?date=20130707&time=12h30&width=700&coasts=1&boundaries=1&accesscode=..........  

You obtain a jpeg image like this:

Near pixel (default) or Mean value

• mean: 1

Type the following URL in the address field of your browser:

http://nascube.univ-lille1.fr/cgi-bin/NascubeDumpweb.pl?date=20130707&time=12h30&width=700&coasts=1&boundaries=1&mean=1&accesscode=..........

You obtain a jpeg image like this:

Image brightness

• Bright: [-]10 (% of luminosity less or more)

Type the following URL in the address field of your browser:

http://nascube.univ-lille1.fr/cgi-bin/NascubeDumpweb.pl?date=20130707&time=12h30&width=700&coasts=1&boundaries=1&mean=1&bright=50&accesscode=..........

You obtain a jpeg image like this:

Components Analyze (Clouds, Glitter)

• addings: 1 if you want to see clouds and glitter components

Type the following URL in the address field of your browser:

http://nascube.univ-lille1.fr/cgi-bin/NascubeDumpweb.pl?date=20130707&time=12h30&width=700&coasts=1&boundaries=1&addings=1&accesscode=..........

You obtain a jpeg image like this:

subset image

If you want a small portion of the image, you can choose one of these methods

• by latitude and longitude coordinates (latmin latmax lonmin lonmax)
• by line and column coordinates (linmin linmax colmin colmax)

Type the following URL in the address field of your browser:

http://nascube.univ-lille1.fr/cgi-bin/NascubeDumpweb.pl?date=20130707&time=12h30&latmin=30.0&latmax=51.0&lonmin=-20.0&lonmax=40.0&accesscode=..........

You obtain a jpeg image like this:

Type the following URL in the address field of your browser:

http://nascube.univ-lille1.fr/cgi-bin/NascubeDumpweb.pl?date=20130707&time=12h30&linmin=1770&linmax=3220&colmin=1900&colmax=3500&accesscode=..........

You obtain a jpeg image like this: