Binary and Multiple Systems of Stars

PrefaceChapter 1. Basic Concepts and Terminology Definition and Classification of Binary Systems Orbital Elements Determination of Orbital Elements Significance of Orbital ElementsChapter 2. The Incidence of Binary Systems General Remarks Selection Effects in the Discovery of Binary Systems Incidence of Binary Systems amongst Main-Sequence Stars Incidence of Spectroscopic Binary Systems amongst A-type Stars Incidence of Spectroscopic Binaries in Galactic Clusters Binaries amongst Cataclysmic Variables Binary Stars among Ordinary Variables Wolf-Rayet Stars Relative Frequencies of Binaries in the Two Stellar PopulationsChapter 3. Multiple Star Systems Incidence of Multiple Systems Multiple Systems as a Clue to the Origin of Binary Systems Characteristics of Multiple Systems Spectroscopic-Visual TriplesChapter 4. The Period of a Binary System The Determination of the Period Accuracy of Period Determination Apparent Changes of Period Real Changes of Period Causes of Period ChangesChapter 5. Stellar Masses and Radii Determination of Stellar Masses Systematic Errors in Mass Determination Reliable Masses Limits of Stellar Masses The Mass-Luminosity Relation Determination of Stellar RadiiChapter 6. Apsidal Motion Causes of Apsidal Motion Observational Detection of Apsidal Motion Critical Assessment of Determinations of k2 Comparison with TheoryChapter 7. Close Binary Systems and Stellar Atmospheres Applications of the Theory of Stellar Atmospheres to Close Binary Systems W Ursae Majoris Systems Systems Containing Components Surrounded by Extended AtmospheresChapter 8. Observational Evidence for Circumstellar Matter in Binary Systems Definition and Detection of Circumstellar Matter Distortion of Velocity Curves Spectrophotometric Evidence for Circumstellar Matter Evidence for Circumstellar Matter from the Light Curves of Eclipsing SystemsChapter 9. Models for Circumstellar Matter The Characteristic Volume The Density of Circumstellar Matter Effects of Streams on Light Curves The Standard Stream Circumstellar Disks Effects of Circumstellar Matter on Orbital ElementsChapter 10. Evolution and Origin of Binary Systems Theory of Evolution of Single Stars and Its Application to Binary Systems The Algol Paradox Resolution of the Algol Paradox Energy for the Mass Transfer Wider Implications of Mass Exchange Achievements and Limitations of Mass-Exchange Theory Evolution of Stars in Visual Binaries The Origin of Binary StarsBibliographyStar IndexGeneral IndexOther Titles in the Series