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Local Incidence

Eric E Palmer edited this page Oct 23, 2026 · 1 revision

Local Incidence

Description

This is the process to generate local incidence for each LROC NAC image. This process involves only values found in info.txt from ISIS, and a program that reads bigmaps; it ends with an ASCII image.

Procedure

Overview

[![](files/Local Incidence/localIncidence.jpg)](files/Local Incidence/localIncidence.jpg)

Input Details

  • ObjLat/Lon comes from the center pixel of the bigmap
  • SubSolarLat/Lon come from caminfo from ISIS (we call the output info.txt).

Code to generate NewInc.out

[dumpMapInc.f](files/Local Incidence/dumpMapInc.f)

  • Here is a wrapper to run the compiled version of dumpMapInc.f. It also creates an ISIS cube of the results. ||Incidence Wrapper ||

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