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First Results of the Bordeaux Meridian Circle Equipped with a CCD Detector

Published online by Cambridge University Press:  07 August 2017

Y. Réquième ,
G. Montignac ,
J.F. Le Campion ,
F. Bosq ,
F. Chauvet ,
P. Benevides-Soares  and
R. Teixeira
Y. Réquième
Affiliation:
Bordeaux Observatory, B.P.89, F-33270 Floirac, France
G. Montignac
Affiliation:
Bordeaux Observatory, B.P.89, F-33270 Floirac, France
J.F. Le Campion
Affiliation:
Bordeaux Observatory, B.P.89, F-33270 Floirac, France
F. Bosq
Affiliation:
Bordeaux Observatory, B.P.89, F-33270 Floirac, France
F. Chauvet
Affiliation:
Bordeaux Observatory, B.P.89, F-33270 Floirac, France
P. Benevides-Soares
Affiliation:
Instituto Astronomico e Geofisico USP, 04301-904 São Paulo, Brazil
R. Teixeira
Affiliation:
Instituto Astronomico e Geofisico USP, 04301-904 São Paulo, Brazil

Extract

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The Bordeaux automatic meridian circle has been working for 10 years with a tracking photoelectric micrometer. This micrometer was recently replaced by a focal CCD camera in order to extend the differential position measurements to much fainter stars with improved accuracy.

Type
Posters
Information
Symposium - International Astronomical Union , Volume 166: Astronomical and Astrophysical Objectives of Sub-Milliarcsecond Optical Astrometry , 1995 , pp. 358
Copyright
Copyright © Kluwer 1995