# CTE Resource Center - Verso - Geospatial Technology II Task 1589941189

CTE Resource Center - Verso

Virginia’s CTE Resource Center

Define orthorectification.

Definition

Definition should include the process of removing the effects of image perspective (tilt) and relief (terrain) for the purpose of creating a planimetrically correct image.

Process/Skill Questions

  • How does orthorectification use elevation data to correct terrain distortion in aerial or satellite imagery?
  • Why can an orthorectified image be used to measure true distances?