Best-Fit Computing - COLUMBUS Network Adjustment Software



What's New?

  • Free Online OPUS Least Squares Utility

    Use this free Microsoft® Silverlight® Web application to quickly compute the unique coordinate from multiple OPUS solutions. Try it now.

  • ALTA Seminar Featuring COLUMBUS

    Presented January 16, 2009 at the ISPLS Convention in Indianapolis, Indiana. Information and presentation in PDF format

  • COLUMBUS Training Videos   Press Release

    Use these free training videos to learn more about COLUMBUS Network Adjustment Software Version 3.8.1.x.

  • Version 3.8.1.21 Now Available   

    Major Enhancements Include

    • Direct import support for Trimble JXL, .RW5, SKI data files (GPS Baseline Data).

    • Column header export for User Defined Export tool.

    • Simplify Copy/Paste from excel (into data grids) by adding multiple empty rows first.

    • Direct import of Trimble Data Exchange (.ASC) files
      into current COLUMBUS project.

    • Local custom Geoid Model for Albuquerque, New Mexico.

    • Data Management Grids: Intuitive spreadsheet-style user interface for entering/editing your Station, Observation and Datum data.
    • Support for State Plane, UTM, TM adjustments (2D and 3D); Canadian HT2_0 geoid model; Simplified the Options Library Manager User Interface.
    • Local NEE, State Plane and UTM (TM) Traversing and Loop Closures; Optional formatted reporting in adjustment summary view.
    • Trig leveling adjustment and traversing support; Quick calculation tools; Observation conversion tools; Station and Observation removal (by type) tools.
    • OPUS and Coordinate File Import Tools; Adjusted State Plane coordinates and inverses; coordinate observations; updates to the State Plane/UTM to-from Geodetic transformation tools.
    • Comprehensive column sorting for selection lists and computational results; full ENU or NEU covariance coordinate observations; reporting the aposteriori variance factor for each observation type; and several other miscellaneous UI enhancements.
  • Download COLUMBUS Version 3.8 demo kit

    ALTA/ACSM Positional Testing; Options Library Manager; powerful 1D, 2D, and 3D point-and-click geodetic traversing with redundant observations; and simplified integration of Local 2D NE and 3D NE Elevation adjustments.

    The demo can be installed and run on Windows Vista, XP, 2000, 98, NT 4.0, and 95 (approx 5.4 MB). More information and New Features list

  • Fully Updated User Manual Now Available

  • TDS .rw5/.raw File Conversion Tool - Add GPS baseline support

  • Quick Tips for Using COLUMBUS

    Helpful pointers on using COLUMBUS. This section is continually updated, so check back often

  • Real-World Applications of COLUMBUS

    Examples and explanations on using COLUMBUS to solve practical surveying problems. Topic suggestions welcome.

  • Take a look at our FAQs (Frequently Asked Questions) page for COLUMBUS usage tips.




Network Adjustment and Coordinate Transformation
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