Re: [netcdfgroup] Problem to use NetCDF OpenDap

• To: Dennis Heimbigner <dmh@xxxxxxxxxxxxxxxx>
• Subject: Re: [netcdfgroup] Problem to use NetCDF OpenDap
• From: Wei Huang <huangwei@xxxxxxxx>
• Date: Tue, 20 Mar 2012 18:46:18 -0600

Dennis,

The forward slash '/' also serves as group separator, right?
Does DAP support group(s)?

Wei

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






On Mar 20, 2012, at 5:05 PM, Dennis Heimbigner wrote:

> Wei-
> the fundamental problem is that the forward
> slash character '/' is not legal in DAP version 2
> names.
> 
> 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
>> ------------------------------------------------------------------------
>> _______________________________________________
>> netcdfgroup mailing list
>> netcdfgroup@xxxxxxxxxxxxxxxx
>> For list information or to unsubscribe,  visit: 
>> http://www.unidata.ucar.edu/mailing_lists/ 
> 
> _______________________________________________
> netcdfgroup mailing list
> netcdfgroup@xxxxxxxxxxxxxxxx
> For list information or to unsubscribe,  visit: 
> http://www.unidata.ucar.edu/mailing_lists/ 

• References:
  • [netcdfgroup] Problem to use NetCDF OpenDap
    • From: Wei Huang
  • Re: [netcdfgroup] Problem to use NetCDF OpenDap
    • From: Dennis Heimbigner