I appear to be missing some fundamental understanding of hdfread and hdfinfo for MODIS hdf data files (note not hdf5 files).
Installing the HDFviewer to see the data structure nesting and attributes, i see a disconnect of the struct that is returned for the same file.
In viewing a HDF file with the HDFView 3.1.1
versus
where radiance_offsets are no where visible anywhere in the matlab brought in info to understand what field/index/etc to try to use hdfread with.
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