19. Error Ellipse

  1. Charles D. Ghilani Ph.D. Professor

Published Online: 9 MAR 2010

DOI: 10.1002/9780470586266.ch19

Adjustment Computations: Spatial Data Analysis, Fifth Edition

Adjustment Computations: Spatial Data Analysis, Fifth Edition

How to Cite

Ghilani, C. D. (2010) Error Ellipse, in Adjustment Computations: Spatial Data Analysis, Fifth Edition, John Wiley & Sons, Inc., Hoboken, NJ, USA. doi: 10.1002/9780470586266.ch19

Author Information

  1. The Pennsylvania State University, USA

Publication History

  1. Published Online: 9 MAR 2010
  2. Published Print: 3 MAR 2010

ISBN Information

Print ISBN: 9780470464915

Online ISBN: 9780470586266

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Keywords:

  • error ellipse and standard error ellipse;
  • standard error rectangle - centered on each station;
  • standard error ellipse - dependent on number of degrees of freedom in adjustment;
  • ellipse orientation and semiaxes;
  • error ellipse data for trilateration example

Summary

This chapter contains sections titled:

  • Introduction

  • Computation of Ellipse Orientation and Semiaxes

  • Example Problem of Standard Error Ellipse Calculations

  • Another Example Problem

  • Error Ellipse Confidence Level

  • Error Ellipse Advantages

  • Other Measures of Station Uncertainty

  • Problems

  • Programming Problems