Comprehensive Examples

This page provides comprehensive examples on how to access and visualize various NASA HDF/HDF-EOS files using IDL ^®, MATLAB^® and NCL. Other tools and programming languages examples can be found here.

Please read this special note first before you proceed further.

For a list of examples for the different data centers, click on the examples in the table below.

NASA Data Centers Product Examples using different tools GESDISC [Examples] LAADS LAADS Product Type File Codes Plots Note MOD more examples Swath MOD07_L2.A2010001.0000.005.2010004001518.hdf NCL MATLAB IDL IDL(p) NCL MATLAB(p) IDL IDL(p) NCL plots include both global and polar views. MOD021KM.A2000055.0000.005.2010041143816.hdf MOD03.A2000055.0000.005.2010029175839.hdf (m) NCL MATLAB IDL NCL(p) MATLAB(p) IDL(p) MOD05_L2.A2010001.0000.005.2010005211557.hdf MOD03.A2010001.0000.005.2010003235220.hdf (m) NCL MATLAB IDL IDL(p) NCL MATLAB(p) IDL IDL(p) MOD06_L2.A2010001.0000.005.2010005213214.hdf MOD03.A2010001.0000.005.2010003235220.hdf (m) NCL MATLAB IDL IDL(p) NCL MATLAB(p) IDL IDL(p) MODARNSS.Abracos_Hill.A2000080.1515.005.2007164153544.hdf NCL MATLAB(z) IDL IDL(z) NCL MATLAB(z) IDL IDL(z) IDL plot has a regional view, not a global view. MODATML2.A2000055.0000.005.2006253045900.hdf NCL MATLAB(z) IDL IDL(z) NCL MATLAB IDL IDL(z) Multiply scale factor and add offset on lat/lon. IDL plot has a regional view, not a global view. IDL(z) avoids region with fill value. Grid MOD08_D3.A2010001.005.2010006233008.hdf NCL MATLAB IDL NCL MATLAB IDL MYD more examples Swath MYD07_L2.A2002184.2200.005.2006133121629.hdf NCL MATLAB MATLAB(z) IDL IDL(z) NCL MATLAB MATLAB(z) IDL IDL(z) MYD021KM.A2002226.0000.005.2009193222735.hdf MYD03.A2002226.0000.005.2009193071127.hdf (m) NCL MATLAB MATLAB(z) IDL IDL(z) NCL MATLAB MATLAB(z) IDL IDL(z) Field: EV_1KM_Emissive NCL(z) MATLAB MATLAB(z) IDL IDL(z) NCL(z) MATLAB MATLAB(z) IDL IDL(z) Field: EV_Band26 MYD02HKM.A2010031.0035.005.2010031183706.hdf lat_MYD02HKM.A2010031.0035.005.2010031183706.output lon_MYD02HKM.A2010031.0035.005.2010031183706.output NCL(p) MATLAB(p) IDL(p) NCL(p) MATLAB(p) IDL(p) MYDARNSS.Barrow.A2002184.2200.005.2007051063709.hdf NCL MATLAB IDL IDL(z) NCL MATLAB IDL IDL(z) IDL plot has a regional view, not a global view. Grid MYD08_D3.A2009001.005.2009048010832.hdf NCL MATLAB IDL NCL MATLAB IDL LP DAAC [Examples] LaRC [Examples] NSIDC [Examples] PO.DAAC [Examples] Ocean Biology Processing Group [Examples] GHRC [Examples] ICESat-2 [Examples]

Table 1: Sample Data Files and Code Examples

We also provide examples for other data centers that produce HDF4 files.

Other Data Centers Product Examples using different tools CloudSAT Data Processing Center [Examples] Ocean Productivity [Examples]

Table 2: Sample Data Files and Code Examples from Other Data Centers

We also extracted and documented information for sample HDF-EOS2/HDF4 and HDF-EOS5 files that are useful to determine the EOS contents stored in the sample files. Please click here for HDF-EOS2/HDF4 and here for HDF-EOS5 to read comprehensive description and retrieve sample files.

Last modified: 05/14/2012