[gradsusr] Problem with displaying opendap data of MODIS LST product MOD11A1.006

Mon Jul 20 12:57:42 EDT 2020

Hi Pavel,

It looks like that site requires a login, so I think you will have to 
include your credentials in the URL.

Jim

On 7/20/20 12:30 AM, Pavel Kishcha wrote:
>
> Hi All,
>
> How can I display opendap data of the MOD11A1.006 product with the 
> following DATA URL: http://opendap.cr.usgs.gov/opendap/hyrax/MOD11A1.006
>
> There are a number of ncml files there.
>
> I tried to use the sdfopen command line to open one of these files 
> (h12v12.ncml) but failed (below).
>
> Any suggestion how to open these files in GRADS?
>
> Kind regards,
>
> Pavel Kishcha
>
> Tel Aviv University
>
> [pavel at cyclone ~]$ grads
>
> 1) GrADS Version 2.0.a8
>
> Config: v2.0.a8 little-endian readline printim grib2 netcdf hdf4-sds 
> hdf5 opendap-grids,stn geotiff shapefile
>
> ga-> sdfopen 
> http://opendap.cr.usgs.gov/opendap/hyrax/MOD11A1.006/h12v12.ncml
>
> Scanning self-describing file: 
> http://opendap.cr.usgs.gov/opendap/hyrax/MOD11A1.006/h12v12.ncml
>
> syntax error
>
> context: <!DOCTYP^ HTML PUBLIC "-//IETF//DTD HTML 
> 2.0//EN"><html><head><title>302 
> Found</title></head><body><h1>Found</h1><p>The document has moved <a 
> href="https://opendap.cr.usgs.gov/opendap/hyrax/MOD11A1.006/h12v12.ncml.dds">here</a>.</p></body></html>
>
> Error: nc_open failed to open file 
> http://opendap.cr.usgs.gov/opendap/hyrax/MOD11A1.006/h12v12.ncml
>
> NetCDF: DAP server error
>
> gadsdf: Couldn't ingest SDF metadata.
>
> ga->
>
>  =====================================================
>
>
> 2) /opt/opengrads/Linux/Versions/2.1.0.oga.1/x86_64/grads
>
> Config: v2.1.0.oga.1 little-endian readline grib2 netcdf hdf4-sds hdf5 
> opendap-grids,stn athena geotiff shapefile cairo
>
> Issue 'q config' command for more detailed configuration information
>
> Loading User Defined Extensions table 
> </opt/opengrads/Linux/Versions/2.1.0.oga.1/x86_64/gex/udxt> ... ok.
>
> Landscape mode? ('n' for portrait):
>
> GX Package Initialization: Size = 11 8.5
>
> ga-> sdfopen 
> http://opendap.cr.usgs.gov/opendap/hyrax/MOD11A1.006/h12v12.ncml
>
> Scanning self-describing file: 
> http://opendap.cr.usgs.gov/opendap/hyrax/MOD11A1.006/h12v12.ncml
>
> syntax error, unexpected WORD_WORD, expecting SCAN_ATTR or 
> SCAN_DATASET or SCAN_ERROR
>
> context: HTTP^ Basic: Access denied.
>
> Error: nc_open failed to open file 
> http://opendap.cr.usgs.gov/opendap/hyrax/MOD11A1.006/h12v12.ncml
>
> NetCDF: Authorization failure
>
> gadsdf: Couldn't ingest SDF metadata.
>
>
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