Published in "The Extragalactic Distance Scale", Space Telescope Science Institute Symposium Series 10, 1997, eds. M. Livio, M. Donahue and N. Panagia


THE AGES OF GLOBULAR STAR CLUSTERS

Pierre Demarque


Department of Astronomy, Yale University Box 208101, New Haven, CT 06520-8101, USA
demarque@astro.yale.edu


Table of Contents

INTRODUCTION

DATING GLOBULAR CLUSTERS
Use of color-magnitude diagrams
The DeltaV and Delta(B - V) techniques
Luminosity functions
Dynamical information

OBSERVATIONAL INPUT
Quality color-magnitude diagrams
Distances of globular clusters
Abundances

MODELING INPUT
Nuclear physics
Radiative opacities
Equation of state
Convection
Rotation
Helium diffusion
The impact of helioseismology

A MONTE CARLO ANALYSIS

SUMMARY AND FUTURE PROSPECTS

REFERENCES

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