Proceedings of the Colloquium of the International Astronomical Union (127th). Reference Systems Held in Virginia Beach, Virginia on October 14-20, 1990

Abstract

Both invited oral and poster papers were presented on topics ranging from theoretical relativistic considerations to new observational programs and results. Partial contents: Report of the Subgroup on Time; Preliminary report of the work of the Subgroup on Coordinate Frames and Origins; Activity report of the IAU Working Group on Reference System: Subgroup on Astronomical Constants; Relativistic hierarchy of reference systems and time scales; Relativistic celestial mechanics and reference frames; Current status of the astrometric capabilities of the Hubble Space Telescope fine guidance sensors; Necessary procedures to reach an agreeable reference frame: Counterproposal to the Circular Letter no. 4 of Kovalevsky; Stability of the extragalactic reference frame realized by VLBI; The ZMOA-1990 nutation series; and Long-period perturbations in terrestrial reference frames.

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Document Details

Document Type
Technical Report
Publication Date
Sep 06, 1991
Accession Number
ADA240207

Entities

People

  • Clayton A. Smith
  • G. H. Kaplan
  • James A. Hughes

Organizations

  • United States Naval Observatory

Tags

Communities of Interest

  • Space

DTIC Thesaurus Topics

  • Accuracy
  • Artificial Satellites
  • Cameras
  • Celestial Brightness
  • Celestial Mechanics
  • Computational Fluid Dynamics
  • Computational Science
  • Databases
  • Digital Images
  • General Relativity
  • Geography
  • Image Processing
  • Mathematical Filters
  • Measurement
  • Physical Theories
  • Relativity Theory
  • Three Dimensional

Fields of Study

  • Physics

Readers

  • Academic Conference Management
  • Astronomy and Astrophysics.
  • Astronomy/Astrophysics

Technology Areas

  • Space
  • Space - Orbital Debris