| adf | Convert to data.frame, without factors |
| check_for_matching_geolocation_files_mod09nrt | Checks that every MODIS surface reflectance project HDF has a matching MOD03 file |
| extract_fn_from_path | Get the filename from a path |
| run_swath2grid_mod09nrt | Run MRTSwath swath2grid tool |
| slashslash | Remove double slash (slash a slash) |
| write_MRTSwath_param_file_mod09nrt | Write a parameter control file for MRTSwath |