[[["わかりやすい","easyToUnderstand","thumb-up"],["問題の解決に役立った","solvedMyProblem","thumb-up"],["その他","otherUp","thumb-up"]],[["必要な情報がない","missingTheInformationINeed","thumb-down"],["複雑すぎる / 手順が多すぎる","tooComplicatedTooManySteps","thumb-down"],["最新ではない","outOfDate","thumb-down"],["翻訳に関する問題","translationIssue","thumb-down"],["サンプル / コードに問題がある","samplesCodeIssue","thumb-down"],["その他","otherDown","thumb-down"]],[],[[["\u003cp\u003eThe USGS Landsat 3 MSS Collection 2 provides access to Tier 1 and Tier 2 raw scenes, representing scaled, calibrated at-sensor radiance.\u003c/p\u003e\n"],["\u003cp\u003eTier 1 scenes have the highest data quality and are suitable for time-series analysis, including Level-1 Precision Terrain (L1TP) processed data.\u003c/p\u003e\n"],["\u003cp\u003eTier 2 scenes did not meet Tier 1 criteria and include Systematic terrain (L1GT) and Systematic (L1GS) processed scenes, as well as any L1TP scenes with issues.\u003c/p\u003e\n"],["\u003cp\u003eBoth collections offer global coverage and data from the Landsat 3 MSS sensor.\u003c/p\u003e\n"]]],["Landsat 3 MSS data is categorized into two tiers: Tier 1 and Tier 2. Tier 1 comprises scenes with the highest data quality, suitable for time-series analysis, and includes Level-1 Precision Terrain processed data. Tier 2 includes scenes not meeting Tier 1 standards, incorporating Systematic terrain and Systematic processed scenes. Both tiers provide DN values that represent scaled, calibrated at-sensor radiance, with a global presence.\n"],null,[]]