Columbus 4 New Features

1D, 2D, 3D Network Design/Pre-Analysis using
Local Plane, Grid and Geodetic coordinate systems

Access Columbus 4 anywhere using your favorite browser.
No more software to install or update—and you’ve always got the latest version!

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Third-Party Files

Columbus 4 features comprehensive import support of several third-party data files. Our import logic is continually added and refined, with new enhancements available the next time you run Columbus.

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Mathematical Models

Columbus 4 supports 1D, 2D and 3D network adjustments using geodetic, grid or local coordinate systems. Using the geodetic model to eliminate mathematical distortions of both small and large projects, Columbus supports projects that span any distance.

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Adjustment From File

With Columbus 4, simply define all adjustment parameters, data, overrides, etc., in one data file and adjust. There’s no need to alter the UI settings—your network is completely defined in your input file. Use this archived data file to easily repeat the same adjustment year after year.

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Secure Reliable Servers

Powered by’s cloud infrastructure, our servers are secure and reliable, with backups performed daily.

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Responsive Support

We have over 20 years of experience performing network adjustments and analyzing their results. We’re here for you!

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Welcome to the new Best-Fit Computing website! For over 20 years, our vision has been to deliver comprehensive, intuitive software for analyzing earth measurements. Our flagship product, Columbus, has been installed worldwide for use on projects of all sizes.

Why Columbus?

  • We have the knowledge and experience to answer your questions
  • Columbus uses the mathematically-rigorous geodetic model
  • Within one product, you can perform 1D, 2D and 3D network adjustments
  • Access Columbus from your Windows or Mac OS X PC anywhere, anytime
  • Geoid modeling without installing or managing grid files

From our clients ...

So far, Columbus 4 has been a huge time saver. What used to take us a couple hours has been reduced down to fifteen minutes....

Alex Kiene, Digital Data Technologies, Inc. (DDTI)

When evaluating least squares adjusting software, I chose Columbus because it was the only software I could use to adjust a network without reading the manual...

Peter Lazio, Sidney B. Bowne & Son, LLP

I was immediately attracted to the product due to its being built on a rigorous geodetic foundation...

Clive Masterton, Rail Division, Warner Land Surveys, Ltd. (Theale, Berkshire, UK)

Purchasing Columbus was and continues to be one of the best business decisions we have made...

Stephen J. Toler, PS, CEO, Surveying Control, Inc. (Albuquerque, NM)
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