Living Textbook
Dashboard
Show
Concepts
Instances
Contributors
External resources
Skills
List
981 - Understand sun, sun angle, and sensor parameters that influence top of atmosphere (TOA) reflectance
×
You've loaded this page without map support, so map tools will not work. Open this page
with map
instead.
Understand
sun, sun angle, and sensor parameters that influence top of atmosphere (TOA) reflectance
Concepts
[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.