Recipe: IDL program as OPeNDAP client: Difference between revisions

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Created page with "Back to G5NR Data Access Guide. == Problem == By accessing the collection <code>inst01hr_3d_T_Cv</code> via the OPeNDAP server http://opendap.nccs.nasa.gov/dods/OSSE/G5..."
 
Move from http to https
 
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By accessing the collection <code>inst01hr_3d_T_Cv</code> via the OPeNDAP server
By accessing the collection <code>inst01hr_3d_T_Cv</code> via the OPeNDAP server
  http://opendap.nccs.nasa.gov/dods/OSSE/G5NR/Ganymed/7km
  https://opendap.nccs.nasa.gov/dods/OSSE/G5NR/Ganymed/7km


we want to read the surface temperature data inside the box bound by latitudes 25<sup>o</sup>N, 50<sup>o</sup>N and longitudes -130<sup>o</sup>W, -65<sup>o</sup>W for 2006/Sep/18, 9z, compute its min/max and plot the data at the surface.
we want to read the surface temperature data inside the box bound by latitudes 25<sup>o</sup>N, 50<sup>o</sup>N and longitudes -130<sup>o</sup>W, -65<sup>o</sup>W for 2006/Sep/18, 9z, compute its min/max and plot the data at the surface.
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The metadata for the collection <code>inst01hr_3d_T_Cv</code> is available at
The metadata for the collection <code>inst01hr_3d_T_Cv</code> is available at
  http://opendap.nccs.nasa.gov/dods/OSSE/G5NR/Ganymed/7km/0.5000_deg/inst/inst01hr_3d_T_Cv.info
  https://opendap.nccs.nasa.gov/dods/OSSE/G5NR/Ganymed/7km/0.5000_deg/inst/inst01hr_3d_T_Cv.info


==== Code ====
==== Code ====
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<syntaxhighlight lang="idl" line>
<syntaxhighlight lang="idl" line>
; file
; file
url = 'http://opendap.nccs.nasa.gov:80/dods/OSSE/G5NR/Ganymed/7km/0.5000_deg/inst/inst01hr_3d_T_Cv'
url = 'https://opendap.nccs.nasa.gov:80/dods/OSSE/G5NR/Ganymed/7km/0.5000_deg/inst/inst01hr_3d_T_Cv'


; read data from file
; read data from file