Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The Hierarchical Model panel in EPP. Here the user conducts the simple steps needed to generate pseudo-sites for use in the fitting (numbered buttons at the bottom) and determines if the currently selected projection is to use the pseudo-site in its fitting (“Projection uses HM” radio buttons).
