Achievements and Highlights of the IAG 2011-2015

摘要

This is my last contribution as president of the IAG. The new IAG president is Harald Schuh, and the new vice-president is Zuheir Altamimi. Hermann Drewes remains secretary-general. I'm pleased to take this opportunity to summarise some of the achievements and highlights of the IAG during the past four years. Milestones. Over 500 scientists attended the IAG Scientific Assembly in Potsdam, Germany, from 2-6 September 2013 to celebrate the 150th anniversary of the founding of the IAG's forerunner organisation, which was established in 1862 to oversee the Central European Arc Measurement ('Mitteleuropaeische Gradmessung') Project. The International GNSS Service (IGS) celebrated 20 years of service at its biennial workshop, 23-27 June 2014, in Pasadena, California. The 19th International Workshop on Laser Ranging from 27-31 October 2014 in Annapolis, Maryland, marked the 50th anniversary of the first successful satellite laser ranging measurement.