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Do the Pre-Main Sequence δ Scuti Stars Really Exist?

Published online by Cambridge University Press:  12 April 2016

J.H. Peña
Affiliation:
Instituto de Astronomía, UNAM, México
R. Peniche
Affiliation:
Instituto de Astronomía, UNAM, México
J.C. Plascencia
Affiliation:
Facultad de Ciencias, UNAM, México
M.A. Hobart
Affiliation:
Facultad de Fisica, UV, México
C. de la Cruz
Affiliation:
Facultad de Fisica, UV, México
A. Garcia Cole
Affiliation:
CCH Sur, UNAM, México
F. Cervantes
Affiliation:
Instituto de Astronomía, UNAM, México
J.P. Sareyan
Affiliation:
Observatoire de la Cote d’Azur, France
L. Parrao
Affiliation:
Instituto de Astronomía, UNAM, México
M. Carrillo
Affiliation:
Facultad de Ciencias, UNAM, México
T. Valdes
Affiliation:
Instituto de Física, UNAM, México
I. Prada
Affiliation:
Instituto de Física, UNAM, México

Extract

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Recently, new views of the current status of δ Scuti stars have been developed by Rodríguez & Breger (2001) who carried out an excellent review, listing 8 pre-main-sequence (PMS) δ Scuti candidates and examined the possibility of the existence of PMS δ Scuti variable stars. Here we discuss the nature of 4 stars from their list: 2 said to be members of NGC 2264 and 2 of NGC 6823.

Type
Part 2.4. Delta Scuti Stars
Copyright
Copyright © Astronomical Society of the Pacific 2002

References

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Lang, K.R. 1991 Astrophysical Data: Planets, Stars, (Springer-Verlag Berlin)Google Scholar
Peña, J.H., Peniche, R., Cervantes, F., Garcia, R., & Sareyan, J.P. 2000, ASP Conf. Ser., Vol. 203, The Impact of Large Scale Surveys on Variable Star Research, eds. Szabados, L. & Kurtz, D., (San Francisco ASP), 465 Google Scholar
Pigulski, A., Kolaczkowski, Z., & Kopacki, G. 2000, Acta Astron., 50, 113 Google Scholar
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