3-D COGO and
Based on the GSDM
Global COGO, Inc.
Las Cruces, NM 88003
Earl F. Burkholder, PS, PE, F.ASCE
BURKORDtm Software (page under construction)
This page provides access to software that can be used for performing spatial data computations.
1. Spreadsheet programs:
2. Standalone packages:
3. Apps for mobile devices
The GSDM uses rules of solid geometry, geodetic coordinates, rectangular ECEF coordiantes, coordinate
differences, and local e/n/u coordinates for performing computations with spatial/geospatial data.
This web page first posted October 31, 2021, and last updated 11/18/2021.
Copyright © 1997-2021 by Global COGO, Inc.
BURKORD® is a trademark of Global COGO, Inc.