Read data with the same name in HDF file

From: Mei (smeitse AT XXXXXX)
Date: Thu Sep 16 2004 - 01:16:34 MDT

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Hi,
I opened an HDF file using NCL and found out 6 variables have the same
name but different SDS numbers and sizes. How can I tell NCL to read the
specific piece of data? Below are the information of these variables.
Thank you.

Name of HDF file: CER_SRBAVG1_Sample_R3V2
______________________________________________________________________
SDS [ 44 ] : Total-sky Sfc Net SW Flux - Mod A
Number of Dims: 4

  Dimension => 1 [ 5 ] 1.0 deg. regional long. zones
  Dimension => 2 [ 5 ] 1.0 deg. regional colat. zones
  Dimension => 3 [ 5 ] Monthly Hourly Avgs
  Dimension => 4 [ 3 ] Stats

Attribute => 2 long_name = 1.0 Degree Regional Monthly
Hourly

Surface Fluxes

  SDS data type: 4byte real, sds_rank = 4
  Dimensions: [ 3*5, 3 ]
  ______________________________________________________________________
SDS [ 103 ] : Total-sky Sfc Net SW Flux - Mod A
     Number of Dims: 4

  Dimension => 1 [ 5 ] 1.0 deg. regional long. zones
  Dimension => 2 [ 5 ] 1.0 deg. regional colat. zones
  Dimension => 3 [ 1 ] Monthly Avg
  Dimension => 4 [ 3 ] Stats

Attribute => 2 long_name = 1.0 Degree Regional
Monthly

Surface Fluxes

  SDS data type: 4byte real, sds_rank = 4
  Dimensions: [ 2*5, 1, 3 ]
  CHDF_N_SDSRANGE_NOTSET_INFILE
      regen_data()
      occured with sfgrange data type: 5
  ______________________________________________________________________
SDS [ 152 ] : Total-sky Sfc Net SW Flux - Mod A
     Number of Dims: 4

  Dimension => 1 [ 1 ] 1.0 deg. zonal long. zones
  Dimension => 2 [ 5 ] 1.0 deg. zonal colat. zones
  Dimension => 3 [ 5 ] Monthly Hourly Avgs
  Dimension => 4 [ 3 ] Stats

Attribute => 2 long_name = 1.0 Degree Zonal Monthly
Hourly

                         Surface Fluxes
  SDS data type: 4byte real, sds_rank = 4
  Dimensions: [ 1, 2*5, 3 ]
  ______________________________________________________________________
SDS [ 201 ] : Total-sky Sfc Net SW Flux - Mod A
     Number of Dims: 4

  Dimension => 1 [ 1 ] 1.0 deg. zonal long. zones
  Dimension => 2 [ 5 ] 1.0 deg. zonal colat. zones
  Dimension => 3 [ 1 ] Monthly Avg
  Dimension => 4 [ 3 ] Stats

Attribute => 2 long_name = 1.0 Degree Zonal Monthly
Hourly

Surface Fluxes

  SDS data type: 4byte real, sds_rank = 4
  Dimensions: [ 1, 5, 1, 3 ]
  ______________________________________________________________________
SDS [ 250 ] : Total-sky Sfc Net SW Flux - Mod A
     Number of Dims: 4

  Dimension => 1 [ 1 ] 1.0 deg. global long. zones
  Dimension => 2 [ 1 ] 1.0 deg. global colat. zones
  Dimension => 3 [ 5 ] Monthly Hourly Avgs
  Dimension => 4 [ 3 ] Stats

Attribute => 2 long_name = 1.0 Degree Zonal
Monthly

Surface Fluxes

  SDS data type: 4byte real, sds_rank = 4
  Dimensions: [ 2*1, 5, 3 ]
CHDF_N_SDSRANGE_NOTSET_INFILE
      regen_data()
      occured with sfgrange data type: 5
  ______________________________________________________________________
SDS [ 299 ] : Total-sky Sfc Net SW Flux - Mod A
     Number of Dims: 4

  Dimension => 1 [ 1 ] 1.0 deg. global long. zones
  Dimension => 2 [ 1 ] 1.0 deg. global colat. zones
  Dimension => 3 [ 1 ] Monthly Avg
  Dimension => 4 [ 3 ] Stats

Attribute => 2 long_name = Global Monthly
Hourly

Surface Fluxes

  SDS data type: 4byte real, sds_rank = 4
  Dimensions: [ 3*1, 3 ]
  ______________________________________________________________________

Regards,
Mei

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