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Calibrates Landsat DN to TOA reflectance and brightness temperature for Landsat and similar data. For recently-acquired scenes calibration coefficients are extracted from the image metadata; for older scenes the coefficients are derived from:
Chander, Gyanesh, Brian L. Markham, and Dennis L. Helder. "Summary of current radiometric calibration coefficients for Landsat MSS, TM, ETM+, and EO-1 ALI sensors." Remote sensing of environment 113.5 (2009): 893-903.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2023-10-06 UTC."],[[["\u003cp\u003eCalibrates Landsat and similar satellite imagery to Top of Atmosphere (TOA) reflectance and brightness temperature.\u003c/p\u003e\n"],["\u003cp\u003eUses image metadata for recent scenes and published coefficients for older scenes to ensure accurate calibration.\u003c/p\u003e\n"],["\u003cp\u003eApplies a radiometric calibration process based on established research and methodologies.\u003c/p\u003e\n"],["\u003cp\u003eOffers a streamlined approach for preprocessing Landsat data for analysis.\u003c/p\u003e\n"],["\u003cp\u003eReturns a processed image ready for further use in Earth Engine.\u003c/p\u003e\n"]]],[],null,["# ee.Algorithms.Landsat.TOA\n\nCalibrates Landsat DN to TOA reflectance and brightness temperature for Landsat and similar data. For recently-acquired scenes calibration coefficients are extracted from the image metadata; for older scenes the coefficients are derived from:\n\n\u003cbr /\u003e\n\nChander, Gyanesh, Brian L. Markham, and Dennis L. Helder. \"Summary of current radiometric calibration coefficients for Landsat MSS, TM, ETM+, and EO-1 ALI sensors.\" Remote sensing of environment 113.5 (2009): 893-903.\n\n| Usage | Returns |\n|------------------------------------|---------|\n| `ee.Algorithms.Landsat.TOA(input)` | Image |\n\n| Argument | Type | Details |\n|----------|-------|-------------------------------|\n| `input` | Image | The Landsat image to process. |"]]
