Wide Components in Double and Multiple Stars

Proceedings of the 97th Colloquium of the International Astronomical Union held in Brussels, Belgium, 8–13 June, 1987

Inbunden, Engelska, 1988

AvJ. Dommanget,E.L. van Dessel,Zdenek Kopal

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Proceedings of the 97th Colloquium of the International Astronomical Union, held in Brussels, Belgium, June 8-13, 1987

Produktinformation

Utgivningsdatum1988-05-31
Mått155 x 235 x 23 mm
Vikt664 g
FormatInbunden
SpråkEngelska
Antal sidor311
FörlagSpringer
ISBN9789027727374

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Astronomi inom Naturvetenskap och teknik

Opening Session.- Welcome Address of the Director of the Royal Observatory Belgium.- General Introductory Lecture.- First Session Cataloguing Wide Pairs.- The Concept of Star Multiplicity and its Historical Evolution.- Wide Double Stars with Common Proper Motion.- Wide Pairs in the Washington Double Star Catalogue (WDS).- The Contribution of the Hipparcos Mission and of the CCDM Catalogue to the Study of Wide Systems.- A Photometric Catalogue of Visual and Multiple Stellar Systems.- A General Catalogue of Ephemerides and Apparent Orbits for Visual Binaries.- Second Session Wide Nearby Binaries.- The Third Catalogue of Nearby Stars with Special Emphasis on Wide Binaries.- The Search for Wide Pairs Among Nearby Stars.- A Plea for Better Astrophysical and Astrometric Data in Case of Double Stars of Peculiar Interest.- Third Session Wide Components In Multiple Systems.- Distant Companions in Double and Multiple Stars.- Trapezium-Type Wide Systems.- The Kinematics of Trapezium-Type Systems.- A Survey of the Third Components in Spectroscopic and Eclipsing Systems.- Imaging Approach to Multiple Star Recognition: The Algorithm, the Results.- Physical Parameters of the Massive Multiple System Eta Orionis.- A Search and Classification of Multiple Systems in the General Field.- Fourth Session Observations Of Wide Pairs And Their Results.- Visual Binary Separations as Functions of Primary Types, Ages and Locations.- Photoelectric Observations of CPM Stars in the BVRI System.- On the Wide Binaries in Selected Area 57.- Studies of a Sample of CPM Stars.- Wide Binaries and Old Disk Population Groups.- Orbit Determination from a Short Arc Through the Coefficients of Power Series in Time.- Astrometric Parameters of Visual Double Stars Derived from Simulated Hipparcos Measurements.- Poster Session.- Tentative Comments about the Meeting.- The Space Arrangement of the Orbital Planes of the Visual Double Stars.- A Possible Connection between Wide Binaries and Open Clusters.- New Orbits of Four Visual Double Stars by the Method of Apparent Motion Parameters (AMP).- Are Double Star Observations The Most Suspicious Ones in the Paris Astrolabe Programme?.- Visual Double Stars in Professional Spanish Astronomy: Past, present and Future Projects.- A Method for Calculating the Orbits of Interferometer/Spectroscopic Binaries from Combined data.- The Frequency of Wide Binaries Among the Southern Barium Stars.- Observation et Résolution du Système Triple ? Virginis par la Méthode des Occultations.- The Researches at Torino on Wide Double Stars.- Precise Radial Velocity Measurements of Visual Binary Stars.- Mesures Photographiques d’Étoiles Doubles Visuelles Larges.- Positions Précises d’Étoiles Doubles Visuelles Larges.- Software for Calculating Orbit and Mass of Visual Binaries.- VRI Photometry of Late Dwarf Common Proper Motion Stars.- CCD Suitable for Double Star Astrometry.- Infrared Companions to Pre-main Sequence Stars.- Dynamical Evolution of Triple Systems (Scientific Film).- Fifth Session Statistical Studies On Wide Pairs.- Statistical Studies on Wide Pairs.- Statistical Study of Visual Binaries.- The Optical Fraction of a Hipparcos Sample of Wide Binaries.- Wide Binaries in a Hipparcos Sample Centered Around b = 0°, 1° = 300°.- Sixth Session Origin And Evolution Of Wide Pairs.- Theoretical Models for Wide Binary Evolution.- What Can We Learn from Studies of Wide Binary Statistics.- Evidence of Mass Loss in Visual Binary Stars.- Concluding Remarks.