[null,null,[],[[["The USGS Landsat 1 MSS Collection 2 provides raw satellite imagery data in two tiers, Tier 1 and Tier 2, representing scaled, calibrated at-sensor radiance."],["Tier 1 data has the highest quality and is suitable for time-series analysis, including Level-1 Precision Terrain (L1TP) processed data."],["Tier 2 data includes scenes that did not meet Tier 1 criteria and contains Systematic terrain (L1GT) and Systematic (L1GS) processed scenes, along with any L1TP scenes not meeting Tier 1 standards."],["Both Tier 1 and Tier 2 data are available globally and cover various aspects of Earth's surface, tagged with relevant keywords for easy search and identification."]]],["Landsat 1 MSS Collection 2 data is categorized into two tiers based on quality. Tier 1 scenes are of the highest quality, suitable for time-series analysis, and include Level-1 Precision Terrain (L1TP) processed data. Tier 2 contains scenes that didn't meet Tier 1 standards, including Systematic terrain (L1GT) and Systematic (L1GS) processed scenes. Both tiers represent scaled, calibrated at-sensor radiance and utilize DN values. Both tiers are identified by the same tags.\n"]]