Interactive Geoid Computation
Instructions for Geoid Computation
There are two levels of maps used to perform a computation.
The first map of the world is just used to pick one of 9 world
segments. This allows the data to be divided into managable sizes for
Click on one of the 9 areas to down load the data and a map of that
area of the world. A new map of that area of the world will be displayed.
Once in an area of the world many points can be processed.
Move the pointer over the map. The latitude and longitude are displayed
as it moves.
Clicking on a point in the map causes a computation to be perfomed.
The value of the geoid height from both the 18 degree (low resolution)
and 360 degree (high resolution) models will be displayed. The difference
is also displayed.
Click on other points in this world area or click BACK to choose another
Link to Geoid Height Computation