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New theoretical isochrones

Published online by Cambridge University Press:  07 August 2017

A. Bressan ,
G. Bertelli ,
C. Chiosi ,
F. Fagotto  and
E. Nasi
A. Bressan
Affiliation:
Department of Astronomy and Astronomical Observatory Vicolo dell'Osservatorio 5 35122 Padova Italy
G. Bertelli
Affiliation:
Department of Astronomy and Astronomical Observatory Vicolo dell'Osservatorio 5 35122 Padova Italy
C. Chiosi
Affiliation:
Department of Astronomy and Astronomical Observatory Vicolo dell'Osservatorio 5 35122 Padova Italy
F. Fagotto
Affiliation:
Department of Astronomy and Astronomical Observatory Vicolo dell'Osservatorio 5 35122 Padova Italy
E. Nasi
Affiliation:
Department of Astronomy and Astronomical Observatory Vicolo dell'Osservatorio 5 35122 Padova Italy

Abstract

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Using evolutionary tracks computed by Alongi et al.(1991) for the two chemical compositions Z=0.020, Y=0.28 and Z=0.008, Y=0.25 we constructed theoretical isochrones from 20 · 109 yr to 3 · 106 yr.

Type
Poster Papers
Information
Symposium - International Astronomical Union , Volume 149: The Stellar populations of Galaxies , 1992 , pp. 395
Copyright
Copyright © Kluwer 

References

Alongi, M., Bertelli, G., Bressan, A., Chiosi, C., Fagotto, F., Greggio, L., Nasi, E., 1991a, A&A submitted.Google Scholar
Bertelli, G., Betto, R., Bressan, A., Chiosi, C., Nasi, E., Vallenari, A. 1990, A&ASS.Google Scholar
Buser, R. & Kurucz, R. L. 1989, private communication.Google Scholar
Caughlan, G.R. & Fowler, W.A. 1988 Atomic Data Nuc. Data Tables, 40, 283.Google Scholar