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On the Use of Natural References

Published online by Cambridge University Press:  30 March 2016

N. Capitaine ,
B. Guinot  and
J. Souchay
N. Capitaine
Affiliation:
Observatoire de Paris, F-75014, Paris
B. Guinot
Affiliation:
Bureau International des Poids et Mesures, F-92310, Sèvres
J. Souchay
Affiliation:
Observatoire de Paris, F-75014, Paris

Abstract

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The catalogues of positions of radio-sources obtained by VLBI, their link with precise and dense star catalogues (HIPPARCOS) and the atomic time open an era where “natural” references in space and time will be quasi-ideal. Are our traditional concepts and usages adapted to this new situation?

Type
Joint Discussions
Information
Highlights of Astronomy , Volume 7: Highlights of Astronomy. As presented at the XIXth General Assembly of the IAU, 1985 , 1986 , pp. 97 - 100
Copyright
Copyright © Reidel 1986

References

Guinot, B., 1979, Time and the Earth’s Rotation, 7–18, D. Reidel Pub. Co.Google Scholar
Guinot, B., 1986, Concepts of reference systems, IAU Symp. No. 109 p. 1.Google Scholar
Wilkins, G.A. and Mueller, I.I., 1985, Joint Summary Report on the IAU/UGGI Working Groups MERIT and COTES.Google Scholar