This file is part of the legacy infrastructure for Earth observation data. While modern Landsat data is primarily distributed in GeoTIFF or Cloud Optimized GeoTIFF (COG) formats, "07NDASAT.txt" (or similar NDF-formatted files) was standard for earlier processing systems like NLAPS.
: It acts as a metadata header, containing parameters such as map projection, corner coordinates, and sensor-specific details (e.g., for the Enhanced Thematic Mapper Plus (ETM+) instrument). Download 07NDASAT txt
: Files from official sources like the USGS are highly reliable and essential for accurate radiometric calibration of satellite imagery. This file is part of the legacy infrastructure
: Only download satellite metadata from authorized sites like USGS EarthExplorer or NASA Earthdata to ensure the integrity of the science data. : Files from official sources like the USGS
: Because it is a plain text file, it can be opened in any text editor for manual inspection of metadata, such as acquisition dates or cloud cover percentages. Downloading Advice If you are looking to download this file: