69/518 Open-ended Working Group on the Fourth Special Session of the General Assembly Devoted to Disarmament

2008 ◽  
Vol 4 (T27A) ◽  
pp. 207-208
Author(s):  
Brian D. Mason ◽  
William I. Hartkopf ◽  
Dimitri Pourbaix ◽  
Colin D. Scarfe ◽  
Marion Schmitz ◽  
...  

The Working Group on Binary and Multiple System Nomenclature was formed within Commission 26 following Special Session 3 held during the 2003 Sydney General Assembly. Its purpose is to create the Washington Multiplicity Catalog, a comprehensive database first introduced at a multi-commission meeting at the IAU XXIV General Assembly in Manchester, 2000. Data are being compiled from the US Naval Observatory visual binary catalogs and supplemented with binary and multiple star information from other sources to include but not limited to spectroscopy, photometry, eclipsing and interacting system, as well as extra-solar planets and substellar companions. The goal being creation of a comprehensive hierarchical database and to reduce confusion from multiple nomenclature schemes used by disparate techniques.


2009 ◽  
Vol 5 (H15) ◽  
pp. 821-827
Author(s):  
T. J. Mahoney

AbstractSpecial Session 9 of the XXVII General Assembly (11–14 August 2009, Rio de Janeiro) was devoted to the topic “Marking the 400th Anniversary of Kepler's Astronomia nova”. During the two-and-a-half day meeting (spread over four days), there were nine invited and three contributed talks, a round-table discussion on the future of Kepler studies and an open session to propose the setting up of a Johannes Kepler Working Group under the aegis of the IAU.


1960 ◽  
Vol 14 (4) ◽  
pp. 563-575

The fourth emergency special session of the General Assembly, summoned by the Secretary-General in accordance with a resolution adopted by the Security Council at its 906th meeting on September 16, 1960, was held from September 17 through 19, 1960. During consideration of the provisional agenda, Mr. Wadsworth (United States) suggested that the admission of new members, scheduled for the regular fifteenth session of the General Assembly, be added to the agenda of the emergency session as item No. 1. After objections to this addition were voiced by the Soviet Union, several African states, and others, on the ground that the necessary documents were not yet in the hands of the Assembly, a proposal by the representative of Guinea for postponement of the matter was adopted by 43 votes to none, with 26 abstentions.


2008 ◽  
Vol 4 (T27A) ◽  
pp. 313-315
Author(s):  
Eugene F. Milone ◽  
Andrew T. Young ◽  
Eva Bauwens ◽  
Roger A. Bell ◽  
Michael S. Bessell ◽  
...  

As we have noted before, the WG-IR was created following a Joint Commission Meeting at the IAU General Assembly in Baltimore in 1988, a meeting that provided both diagnosis and prescription for the perceived ailments of infrared photometry at the time. The results were summarized in Milone (1989). The challenges involve how to explain the failure to systematically achieve the milli-magnitude precision expected of infrared photometry and an apparent 3% limit on system transformability. The proposed solution was to re-define the broadband Johnson system, the passbands of which had proven so unsatisfactory that over time effectively different systems proliferated although bearing the same JHKLMNQ designations; the new system needed to be better positioned and centered in the atmospheric windows of the Earth's atmosphere, and the variable water vapour content of the atmosphere needed to be measured in real time to better correct for atmospheric extinction.


1966 ◽  
Vol 12 (2) ◽  
pp. 607-609
Author(s):  
A. H. Cook

The Chairman, W. Fricke, President of Commission 4, opened the Joint Discussion by drawing attention to the purpose and proposed procedure for the meeting. The Joint Discussion had been arranged by the Executive Committee of the Union in order to avoid the necessity for separate discussions by each Commission that was affected by the Report of the Working Group on the IAU System of Astronomical Constants. The Organizing Committee therefore proposed the following resolution:‘The members of the IAU at this Joint Discussion recommend to the Executive Committee that the following resolution be put before the General Assembly: “The International Astronomical Union endorses the final list of constants prepared by the Working Group on the System of Astronomical Constants and recommends that it be used in the national and international astronomical ephemerides at the earliest practicable date.’”


1966 ◽  
Vol 12 (2) ◽  
pp. 604-606
Author(s):  
W. Fricke

The Chairman, W. Fricke, President of Commission 4, opened the Joint Discussion by drawing attention to the purpose and proposed procedure for the meeting. The Joint Discussion had been arranged by the Executive Committee of the Union in order to avoid the necessity for separate discussions by each Commission that was affected by the Report of the Working Group on the IAU System of Astronomical Constants. The Organizing Committee therefore proposed the following resolution:‘The members of the IAU at this Joint Discussion recommend to the Executive Committee that the following resolution be put before the General Assembly: “The International Astronomical Union endorses the final list of constants prepared by the Working Group on the System of Astronomical Constants and recommends that it be used in the national and international astronomical ephemerides at the earliest practicable date.’”


2010 ◽  
Vol 6 (T27B) ◽  
pp. 239-239
Author(s):  
Michael Burton

The work of this group is well covered in the report on Special Session 3 given in “Highlights of Astronomy 15”, to be published by CUP in 2010.


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