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Membership: Space Interferometry Science
The Space Interferometry Mission:
Taking the Measure of the Universe
Final Report of the
Space Interferometry Science Working Group
April 5, 1996
Membership:
Space Interferometry Science Working Group
Executive Summary
Contents
Introduction
History of Working Group: Documents and Recommendations Already Produced
The Science Enabled by the Space Interferometry Mission
General Relativity
Reference Frames
Planetary Searches
Stellar Studies
Stellar Evolution
Galactic Constituent Studies
Galactic Questions
Cosmological Constituents
Cosmological Questions
The Age of the Universe
Primordial Helium Abundance
Is the Universe Open or Closed?
Age of Globular Clusters vs. the Age of the Universe
Distance Scale
Conclusion
The Strawman Science Proposal: An Astrometric Science Sampler
Introduction
Evolution of Interacting Binary Systems
Chris Martin and Charles Bailyn,
Space Interferometry Science Working Group
Motivation
Science Program
Observing Program
Stellar Luminosities
Steve Ridgway,
Space Interferometry Science Working Group
Massive stars
Novae
Nova-like Variables
Planetary Nebulae
Cepheids
Observing program
Trigonometric Parallaxes and the Cluster-Universe Age Problem
Paul Hemenway,
Space Interferometry Science Working Group
Motivation
Science Program
Globulars Themselves
Field RR Lyrae calibration
The field subdwarfs
Observing Program
Dynamics of Small Stellar Systems
Jeremy Mould and S. George Djorgovski,
Space Interferometry Science Working Group
Cluster dynamics experiment
Spectroscopic binaries experiment
Dwarf spheroidal galaxy experiment
Summary
Stellar Dynamics of the Galaxy
Stefano Casertano,
Space Interferometry Science Working Group
Spiral arms: density waves or not?
Dark matter within the disk: the Oort limit
The rotation curve outside the solar circle
Kinematics of the outer halo
Summary
Astrometry of AGNs
Mitch Begelman,
Space Interferometry Science Working Group
Internal Structure of AGNs
Proper Motions of AGNs
Microlensing of Blazars
Summary
Rotational Parallaxes: Distances to Nearby Galaxies
Deane Peterson,
Space Interferometry Science Working Group
Motivation
Technique
A - F Supergiants as Rotational Probes
The Observing Program
Observations Required
Synthesis Imaging With SIM: An Imaging Science Sampler
Ronald Allen,
Space Interferometry Science Working Group
Introduction
Science at the Resolution limit of the Hubble Space Telescope
The Significance of a Factor of 8 Improvement in Resolution
The Expected Sensitivity of SIM
Three Candidate Imaging Programs
Symbiotic Systems
Young Stellar Objects
Black Hole Candidates in Virgo Cluster Galaxies: A Unique Opportunity
Added Capabilities with SIM: Nulling
Introduction
Binary Systems
Stellar Winds
Active Galactic Nucleii
Gravitational Lenses
The European Astrometric Satellite, GAIA, and SIM
Technology Issues and the Technology Plan
OSI Certification
The Technology Plan
Potential Modifications to the OSI Baseline Design
Conclusions
Acknowledgements
About this document ...
Deane Peterson
Thu Aug 15 21:42:38 EDT 1996