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Summary of Current Radiometric Calibration Coefficients for Landsat MSS, TM, ETM+, and EO-1 ALI SensorsThis paper provides a summary of the current equations and rescaling factors for converting calibrated Digital Numbers (DNs) to absolute units of at-sensor spectral radiance, Top-Of- Atmosphere (TOA) reflectance, and at-sensor brightness temperature. It tabulates the necessary constants for the Multispectral Scanner (MSS), Thematic Mapper (TM), Enhanced Thematic Mapper Plus (ETM+), and Advanced Land Imager (ALI) sensors. These conversions provide a basis for standardized comparison of data in a single scene or between images acquired on different dates or by different sensors. This paper forms a needed guide for Landsat data users who now have access to the entire Landsat archive at no cost.
Document ID
20090027884
Document Type
Preprint (Draft being sent to journal)
Authors
Chander, Gyanesh (SGT, Inc. Greenbelt , MD, United States)
Markham, Brian L. (NASA Goddard Space Flight Center Greenbelt, MD, United States)
Helder, Dennis L. (South Dakota State Univ. Brookings, SD, United States)
Date Acquired
August 24, 2013
Publication Date
January 1, 2009
Subject Category
Earth Resources and Remote Sensing
Distribution Limits
Public
Copyright
Public Use Permitted.

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