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981 - Understand sun, sun angle, and sensor parameters that influence top of atmosphere (TOA) reflectance
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Understand
sun, sun angle, and sensor parameters that influence top of atmosphere (TOA) reflectance
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[IP1-7-1-4] Top-Of-Atmosphere (TOA)
Top-Of-Atmosphere (TOA) radiance represents the radiance observed outside Earth’s atmosphere. It is derived from the Digital Numbers (DN) using metadata delivered with the image.