https://www.usgs.gov/media/files/landsat-4-5-thematic-mapper-nlaps-processed-scenes
Landsat 4-5 Thematic Mapper NLAPS-processed scenes | U.S. Geological Survey
Some Landsat 4-5 Thematic Mapper (TM) data acquired between 1984 and 1989 cannot be processed by LPGS and added to the Collection 1 Level-1 dataset. Instead,...