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Radial Velocities Without Spectroscopy

Published online by Cambridge University Press:  12 April 2016

Søren Madsen ,
Lennart Lindegren  and
Dainis Dravins
Søren Madsen
Affiliation:
Lund Observatory, Box 43, SE-22100 Lund, Sweden
Lennart Lindegren
Affiliation:
Lund Observatory, Box 43, SE-22100 Lund, Sweden
Dainis Dravins
Affiliation:
Lund Observatory, Box 43, SE-22100 Lund, Sweden

Abstract

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We discuss non-spectroscopic (astrometric) ways to determine radial velocities and their potentials in future astrometric missions. Radial-velocity accuracies are presented, based on Hipparcos parallax and proper motion data for several open clusters.

Type
Part 2. Fundamental Concepts and Techniques
Information
International Astronomical Union Colloquium , Volume 170: Precise Stellar Radial Velocities , 1999 , pp. 77 - 81
Copyright
Copyright © Astronomical Society of the Pacific 1999

References

Dravins, D., Lindegren, L., Madsen, S., Holmberg, J. 1997, ESA SP-402, 733 Google Scholar
Dravins, D., Gullberg, D., Lindegren, L., Madsen, S. 1998, this ColloquiumGoogle Scholar
Lindegren, L., Dravins, D., Madsen, S. 1999, A&A, in preparationGoogle Scholar
Madsen, S., Dravins, D., Lindegren, L. 1999, A&A, in preparationGoogle Scholar
Perryman, M.A.C., Brown, A.G.A., Lebreton, Y., et al. 1998, A&A, 331, 81 Google Scholar