Astrometric Techniques: Proceedings of the 109th Symposium of the International Astronomical Union Held in Gainesville, Florida, U.S.A., 9–12 January 1984

Front Matter....Pages i-xxi
Concepts of Reference Systems....Pages 1-12
Discussion of Meaning and Definition of UT....Pages 13-17
Relativistic Reduction of Astrometric Observations....Pages 19-42
Statistical Analysis of Proper Motion Surveys....Pages 43-45
Statistical Problems Encountered in Using Trigonometric Parallaxes....Pages 47-52
The Search for Unwanted Signals: Systematic Trends in Proper Motions of Fundamental Stars....Pages 53-62
A New Technique for the Analytical Determination of a Fundamental System of Positions and Proper Motions....Pages 63-74
Computation of Compilation Catalogs....Pages 75-86
Brosche’s method for representing systematic differences in positions and proper motions of stars....Pages 87-94
Some Effects of Different Sources of Variation of Latitude Data on Meridian Circle Catalogues....Pages 95-102
Global Reduction of Fundamental Astrometric Data....Pages 103-111
Application De La Methode Par Deconvolution Integree Au Cas Des Occultations D›Etoiles Doubles....Pages 113-121
The Conversion from the B1950 FK4-Based Position to the J2000 Position of Celestial Objects....Pages 123-131
The Observations of the Earth Rotation and the Stellar System....Pages 133-141
The Astrometric Possibilities of Very-Long-Baseline Interferometry....Pages 143-155
The Precision of J2000.0 Radio Source Positions from Mark III VLBI....Pages 157-162
The JPL/DSN J2000 Radio Reference Frame....Pages 163-167
The Use of the Ratan-600 Radio Telescope in Astrometry....Pages 169-171
The Extragalactic Optical/Radio Reference Frame A Progress Report, IAU Comm. 24 Working Group....Pages 173-177
Preliminary Precise Radio/Optical Positions of Selected Stars....Pages 179-181
Can a System be Defined for the New Edition of the Yale Parallax Catalogue?....Pages 183-190
Proper Motions with Respect to Galaxies....Pages 191-199
Astrometry of Star Clusters: Problems, Techniques, and Opportunities....Pages 201-208
Plans for the Second Epoch of the Southern Proper Motion Program....Pages 209-211
Trigonometric Parallaxes Obtained with the UK Schmidt Telescope....Pages 213-221
Optical Counterparts of Extragalactic Radio Sources in the Southern Sky: Positions Obtained from Schmidt Plates....Pages 223-228
A Photographic Astrometric Telescope for Brazil....Pages 229-230
Astrometry with the Lowell PDS....Pages 231-236
Laser Interferometer Measurement System on the Yale PDS 2020G....Pages 237-242
Instrument and Method for Determination of High-Precision Coordinates of Geostationary Artificial Satellites....Pages 243-245
Variations in External Parallax Errors....Pages 247-251
Astrometry with Objective Prism....Pages 253-257
Testing Schmidt Plates for Astrometric Purposes....Pages 259-270
Parallaxes with Large Reflectors....Pages 271-273
Design Characteristics of the 1.56 m Astrometric Telescope and its Usage in Astrometry....Pages 275-287
Astrometric Characteristics of tne Abastumani Astrophysical Observatory 125 cm Reflector (AZT-11) of Ritchey-Cretien Optical System....Pages 289-292
Speckle Interferometry in Astrometry....Pages 293-300
First Results from the New GSU CCD Speckle Camera....Pages 301-307
Infrared Speckle Interferometry: A Sensitive Technique for Physical Measurements of Unseen Companions to Nearby Stars....Pages 309-319
Microarcsecond Astrometric Interferometry....Pages 321-330
Present Status and Future Plans for the Two Color Astrometric Interferometer Project....Pages 331-340
A New Astrometric System....Pages 341-352
Moving-Image Astrometry with the Multi-Anode Microchannel Array (MAMA) Detector....Pages 353-368
Vidicon Photometry and Astrometry Applied to Objects of the Solar System....Pages 369-373
Photoelectric Astrolabe and Astrolabe Star Catalogues....Pages 375-377
The Oscillating Slit Micrometer of the Meridian Circle PMC 190 Tokyo....Pages 379-388
A New Astrolabe....Pages 389-395
Timing and Data Acquisition System for a Field Astrolabe....Pages 397-406
The Photoelectric Meridian Circle of the Pulkovo....Pages 407-411
The Glass Meridian Circle....Pages 413-419
Design for a Large Transit Circle with Reflecting Optics....Pages 421-426
A Proposal for Scanning Meridian Circle....Pages 427-427
Impersonal Techniques of Transit Circle Observations....Pages 429-433
The Bordeaux Automatic Transit Circle : First Catalogues, Current and Future Programs....Pages 435-442
Current work with the photoelectric transit instrument at the Observatory of Torino....Pages 443-447
The Design of Modern Meridian Circles for the Observation of Faint Objects....Pages 449-458
Automatic Horizontal Meridian Circle at Pulkovo....Pages 459-462
Automation and Software of the Wanschaff Vertical Circle at Goloseevo....Pages 463-464
The Use of Photographic Positions in Determining Azimuth of a Meridian Circle ....Pages 465-468
The Use of Astrometric Instruments in Vacuum Chambers....Pages 469-481
The Seven-Inch Transit Circle and its New Zealand Program....Pages 483-496
Carlsberg Automatic Transit Circle: First Two Test Catalogues and the Programme for La Palma....Pages 497-505
The Refurbished Six-Inch Transit Circle....Pages 507-515
The Transit Instrument under Optimum Conditions....Pages 517-524
Vacuum Meridian Marks of the Belgrade Large Transit Instrument....Pages 525-527
The Vacuum Mires of the Transit Instrument at Nikolaev....Pages 529-531
Internal Refraction in Meridian Circles....Pages 533-542
Determination of the Division Corrections of the Bordeaux Declination Circle by the Benevides-Boczko Method....Pages 543-550
A New Method of Determining Absolute Azimuth and Latitude and Suggestion for a New Type of Meridian Circle....Pages 551-555
A New Method for Zenith Distance Determination in Meridian Observations....Pages 557-565
On the Implementation of Absolute Meridian Observations in Low Latitude Stations....Pages 567-568
A Multislit Photoelectric Star Micrometer for the Meridian Circle of the Nikolayev Astronomical Observatory....Pages 569-570
Comparison of Tokyo PZT Catalogues with AGK3 and with Three Other Independent Catalogues....Pages 571-580
Hipparcos Satellite and the Organization of the Project....Pages 581-591
Hipparcos Data Reductions....Pages 593-604
Preparation of the Hipparcos Input Catalogue. Astrometric Programs for Hipparcos. Preliminary Astrometric Observations.....Pages 605-612
The Use of Space Telescope to Tie the HIPPARCOS Reference Frame to an Extragalactic Reference Frame....Pages 613-624
Tycho Astrometry and Photometry....Pages 625-635
Software for Space Telescope Astrometry....Pages 637-641
Space Telescope Motion Limitations for Fine Guidance Sensor Astrometry....Pages 643-647
The New Index Catalog of Visual Double Stars — WDS....Pages 649-651
Astrometric Desiderata for Nearby Stars....Pages 653-667
On Desiderata for Star Catalogs for the Remainder of the Twentieth Century: A Report on Catalog Work Now in Progress at the U.S. Naval Observatory....Pages 669-676
On the Reference Frame of the Planetary Ephemerides....Pages 677-683
Comparison of Instruments and Methods of Positional Observations of the Sun and Major Planets....Pages 685-689
On The SRS Catalogue....Pages 691-696
The Establishment of an Astrometric Standard Region — A Description of the Method with Reference to the Astrometric Standard Region in Praesepe (M44)....Pages 697-703
Objets Accessibles Aux Astrolabes De Haute Precision : Etoiles Et Radioetoiles Brillantes, Planetes, Soleil....Pages 705-713
Astrolabe Observations of Radio Stars at the Southern Hemisphere....Pages 715-719
The Guide Star Selection System and the Guide Star Catalog for Space Telescope....Pages 721-727
Astrometry in China....Pages 729-736
The IAU Numbering System of Radio Sources....Pages 737-738
The Preparation and Distribution of Machine-Readable Astrometric Data....Pages 739-748
The Need for Better Co-operation and Intercomparison in Fundamental Astrometry....Pages 749-755
The Reconciliation of Optical and Radio Positions....Pages 757-763
On the Feasibility of a Star Coordinate Determination in the Radio Astrometry Reference System....Pages 765-771
Connection Between the HIPPARCOS Catalogue and the FK5....Pages 773-778
Results of VLBI Observations of Radio Stars and their Potential for Linking the HIPPARCOS and Extragalactic Reference Frames....Pages 779-788
Relating the JPL VLBI Reference Frame and the Planetary Ephemerides....Pages 789-794
A Fully-Automated System of Astrometric Data Collection and Processing....Pages 795-798
IAU Symposium 109, Gainesville, “Astrometric Techniques”....Pages 799-803
Back Matter....Pages 805-838