Selv

Category ?

Version ?

Description

Provided the correct GM and Omega, Selv will use SGRAV.TXT file to create the surface elevation (same as geoid).

Required Files

SGRAV.TXT

Input stdin

This is sometimes contained in MGRAV.IN
What it asks for

   GM (km^3/s^2), Omega (deg/day)
     1.728e10
     1617.250674

Output Files

some large negative number (e.g., -65890511.606425241)
SHAPEFILES/GEOID.TXT - gives the geoid in X, Y, Z position. A 3 column file.
SHAPEFILES/SHAPEC.TXT - gives the height above the surface. A 4 column file.