Re: [netcdfgroup] Problem to use NetCDF OpenDap

On Mar 20, 2012, at 7:05 PM, Dennis Heimbigner wrote:

> Wei-
> the fundamental problem is that the forward
> slash character '/' is not legal in DAP version 2
> names.

Hmmm…we'll take a look at it and see if we can do something with the NCML 
handler in our OPeNDAP server to replace the slashes…

> 
> Wei Huang wrote:
>> Hi, There,
>> 
>> We try to use NetCDF OpenDap to access dataset:
>> http://aurapar2u.ecs.nasa.gov/opendap/Aura_OMI_Level2/OMHCHO.003/2008/001/OMI-Aura_L2-OMHCHO_2008m0101t0028-o18418_v003-2008m0704t132227.he5
>> We can only get 3 variables:
>> 
>>   file global attributes:
>>      title : NASA HDFEOS5 Swath
>>      Conventions : CF-1.4
>>   dimensions:
>>      nTimes = 1644
>>      nXtrack = 60
>>   variables:
>>      float lat ( nTimes, nXtrack )
>>         _FillValue :   -1e+30
>>         title :        Geodetic Latitude
>>         UniqueFieldDefinition :        Aura-Shared
>>         add_offset :      0
>>         scale_factor :    1
>>         missing_value :        -1e+30
>>         valid_range :  ( -90, 90 )
>>         coordinates :  lat lon
>>         units :        degrees_north
>>         standard_name :        latitude
>> 
>>      float lon ( nTimes, nXtrack )
>>         _FillValue :   -1e+30
>>         title :        Geodetic Longitude
>>         UniqueFieldDefinition :        Aura-Shared
>>         add_offset :      0
>>         scale_factor :    1
>>         missing_value :        -1e+30
>>         valid_range :  ( -180, 180 )
>>         coordinates :  lat lon
>>         units :        degrees_east
>>         standard_name :        longitude
>> 
>>      double time ( nTimes )
>>         _FillValue :   -1e+30
>>         title :        Time in TAI units
>>         units :        s
>>         UniqueFieldDefinition :        Aura-Shared
>>         add_offset :      0
>>         scale_factor :    1
>>         missing_value :        -1e+30
>>         valid_range :  (    0, 10000000000 )
>> 
>> 
>> 
>> By check:
>> 
>> http://aurapar2u.ecs.nasa.gov/opendap/Aura_OMI_Level2/OMHCHO.003/2008/001/OMI-Aura_L2-OMHCHO_2008m0101t0028-o18418_v003-2008m0704t132227.he5.html
>> 
>> We can see there are a bunch of variables.
>> 
>> If we download the dataset, we can see there are more than 3 variables 
>> as well.
>> 
>> Anyone has experience on this?
>> 
>> Thanks,
>> 
>> Wei
>> 
>> huangwei@xxxxxxxx <mailto:huangwei@xxxxxxxx>
>> VETS/CISL
>> National Center for Atmospheric Research
>> P.O. Box 3000 (1850 Table Mesa Dr.)
>> Boulder, CO 80307-3000 USA
>> (303) 497-8924
>> 
>> 
>> 
>> 
>> 
>> 
>> 
>> ------------------------------------------------------------------------
>> 
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--
Dr. Christopher Lynnes, NASA/GSFC, Code 610.2, 301-614-5185



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