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New Progress in Mode Detection and Identification in δ Scuti Stars by the Analysis of Line Profile Variations

Published online by Cambridge University Press:  12 April 2016

L. Mantegazza ,
E. Poretti ,
M. Bossi ,
N. S. Nuñez ,
A. Sacchi  and
F. M. Zerbi
L. Mantegazza
Affiliation:
Osservatorio Astronomico di Brera, Via E. Bianchi 46 I-23807 Merate, Italy
E. Poretti
Affiliation:
Osservatorio Astronomico di Brera, Via E. Bianchi 46 I-23807 Merate, Italy
M. Bossi
Affiliation:
Osservatorio Astronomico di Brera, Via E. Bianchi 46 I-23807 Merate, Italy
N. S. Nuñez
Affiliation:
Osservatorio Astronomico di Brera, Via E. Bianchi 46 I-23807 Merate, Italy
A. Sacchi
Affiliation:
Osservatorio Astronomico di Brera, Via E. Bianchi 46 I-23807 Merate, Italy
F. M. Zerbi
Affiliation:
Osservatorio Astronomico di Brera, Via E. Bianchi 46 I-23807 Merate, Italy

Abstract

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δ Sct stars are among the most promising targets to perform ground-based asteroseismology. High resolution spectroscopy offers us a powerful technique to identify radial and nonradial pulsation modes, since we can easily detect oscillations and travelling features in the line profiles.

Type
Part 6. Variables Close to the Main Sequence
Information
International Astronomical Union Colloquium , Volume 176: The Impact of Large-Scale Surveys on Pulsating Star Research , 2000 , pp. 463 - 464
Copyright
Copyright © Astronomical Society of the Pacific 2000

References

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Mantegazza, L., Poretti, E., & Zerbi, F.M., 1999, in preparationGoogle Scholar
Mantegazza, L., Zerbi, F.M., & Sacchi, A. 1999, A&A, in pressGoogle Scholar