Multiple Satellite Data Processing for the Navstar Global Positioning System

Abstract

A least squares method is presented for the solution of orbital and bias parameters for multiple Global Positioning System satellites being observed by a common station array. The effects of radiation pressure modelling errors on timing solutions are examined for both multiple and single satellite processing using a time equation consisting of a bias and linear drift term. Results indicate that the errors in orbital and timing solutions caused by modeling errors in radiation pressure are reduced by the multiple satellite processing scheme. However, adequate time solutions from single satellite processing are achievable if accurate radiation pressure modeling is available.

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Document Details

Document Type
Technical Report
Publication Date
Oct 01, 1974
Accession Number
ADA000957

Entities

People

  • Patrick J. Fell

Organizations

  • Naval Surface Warfare Center Dahlgren Division

Tags

DTIC Thesaurus Topics

  • Accuracy
  • Artificial Satellites
  • Data Processing
  • Elements
  • Ephemerides
  • Equations
  • Frequency Standards
  • Global Positioning Systems
  • Information Processing
  • Least Squares Method
  • Military Research
  • Navigation
  • Position (Location)
  • Radiation Pressure
  • Standards
  • Tracking Stations
  • Uncertainty

Readers

  • Phased Array Antenna Design.
  • Positioning, Navigation, and Timing (PNT) Technology.
  • Space Exploration and Orbital Mechanics.

Technology Areas

  • Space
  • Space - Orbital Debris