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Version 1.0

Technical Support:

  1. Read the complete manual before you start:

  1. Sidera is provided as a digital download file

  2. Refer to the program’s Version history

  3. Problems/Questions:


There are many very well-written and useful texts on the subject of the Global Positioning System
Below is a list of references that have helped us greatly:

  1. Parkinson, B. W., and J. J. Jr. Spilker Eds., Global Positioning System: Theory and Applications, Vols I & II. AIAA, Washington, DC, 1996.

  2. Gleason, S., and Gebre-Egziabher, D., GNSS Applications and Methods, Artech House, 2009.

  3. Hofmann-Wellenhof, B., Lichtenegger, H., and Collins, J., Global Positioning System: Theory and Practice, Springer-Verlag, 1997.

  4. Kaplan, E., and Hegarty, C., Understanding GPS: Principles and Applications, Artech House, 2011.

  5. Misra, P., and Enge, P., Global Positioning System: Signals, Measurements, and Performance, 2nd Ed., Ganga-Jamuna Press, 2011.

Coming Soon!

GPS Satellite Visibility


(digital download)


  1. MATLAB®  Version 7.5  (R2007b)
    or higher (refer to User Manual)

  2. Please contact our support line if using
    MATLAB®   Version 7.4 or earlier

  1. Platform: Mac, Windows, or Linux