Navigation and service

Components of the IERS and their officers, 2001-2020

When not indicated otherwise, the components were established on 1 January 2001.

CRC = Combination Research Centre(s)
DB = Directing Board

FunctionNamePeriod
Analysis Coordinator
Thomas Herring1 Jan. 2001 - Aug. 2001,
10 Oct. 2010 - 31 Dec. 2018
Markus RothacherSep. 2001- 9 Oct. 2010
Robert Heinkelmannsince 1 Jan. 2019
Central Bureau
DirectorBernd Richter1 Jan. 2001 - 31 March 2013
Daniela Thallersince 1 Apr. 2013
Product Centres
Earth Orientation Centre
Primary scientist and representative to the IERS DBDaniel Gambis1 Jan. 2001 - 31 Aug. 2015
Christian Bizouardsince 1 Sep. 2015
Rapid Service/Prediction Centre

Primary scientist and representative to the IERS DB

Jim Ray1 Jan. 2001 - May 2002
William H. WoodenMarch 2003 - Aug. 2009
Brian LuzumSep. 2009 - Dec. 2014
Christine Hackmansince Dec. 2014
Conventions Centre
Primary scientistsDennis D. McCarthy1 Jan. 2001 - 11 July 2005
Gérard Petit1 Jan. 2001 - 31 Aug. 2016
Brian Luzum12 July 2005 - 31 Dec. 2015
Nick Stamatakossince 1 Jan. 2016
Christian Bizouardsince 1 Sep. 2016
Representative to the IERS DBDennis D. McCarthy1 Jan. 2001 - 31 Dec. 2003
Gérard Petit1 Jan. 2004 - 31 Dec. 2006,
1 Jan. 2010 - 31 Dec. 2012,
1 Jan. 2016 - 31 Aug. 2016
Brian Luzum1 Jan. 2007 - 31 Dec. 2009,
1 Jan. 2013 - 31 Dec. 2015
Christian Bizouard1 Sep. 2016 - 31 Dec. 2018
Nick Stamatakossince 1 Jan. 2019
ICRS Centre
Primary scientistsRalph A. Gaume1 Jan. 2001 - 16 Oct. 2014
Jean Souchaysince 1 Jan. 2001
Bryan Dorlandsince 14 Sep. 2015
Representative to the IERS DBJean Souchay1 Jan. 2001 - 31 Dec. 2004,
1 Jan. 2009 - 31 Dec. 2012,
since 1 Jan. 2017
Ralph A. Gaume1 Jan. 2005 - 31 Dec. 2008,
1 Jan. 2013 - 16 Oct. 2014
Bryan Dorland14 Sep. 2015 - 31 Dec. 2016
ITRS Centre
Primary scientist and representative to the IERS DBClaude Boucher1 Jan. 2001 - 31 Dec. 2004
Zuheir Altamimisince 1 Jan. 2005
Global Geophysical Fluids Centre (GGFC)
Head and representative to the IERS DBBenjamin F. Chao1 Jan. 2001 - 31 Dec. 2004
Tonie van Dam1 Jan. 2005 - Feb. 2016
Jean-Paul Boysince Feb. 2016
Co-ChairJean-Paul BoyMay 2014 - Feb. 2015
Tonie van Damsince Feb. 2016
GGFC Special Bureau for the Oceans
ChairRichard S. Grosssince 1 Jan. 2001
GGFC Special Bureau for Hydrology
ChairClark R. Wilson1 Jan. 2001 - Apr. 2005
Jianli Chensince May 2005
GGFC Special Bureau for the Atmosphere
ChairDavid A. Salsteinsince 1 Jan. 2001
GGFC Special Bureau for Combination (established on 1 Jan. 2010)
ChairTonie van Damsince 1 Jan. 2010
GGFC Special Bureau for Tides (1 Jan. 2001 - 31 Dec. 2009)
ChairRichard D. Ray1 Jan. 2001 - 31 Dec. 2009
GGFC Special Bureau for the Mantle (1 Jan. 2001 - 31 Dec. 2009)
ChairBenjamin F. Chao1 Jan. 2001 - Jan. 2006
Erik R. Ivins29 June 2006 - 31 Dec. 2009
GGFC Special Bureau for the Core (1 Jan. 2001 - 31 Dec. 2009)
ChairVeronique Dehant1 Jan. 2001 - June 2002
Tim van HoolstJuly 2002 - 31 Dec. 2009
GGFC Special Bureau for Gravity/Geocenter (1 Jan. 2001 - 31 Dec. 2009)
ChairMichael M. Watkins1 Jan. 2001 - 31 Dec. 2009
GGFC Special Bureau for Loading (1 Feb. 2002 - 31 Dec. 2009)
ChairTonie van Dam1 Feb. 2002 - 31 Dec. 2004
Hans-Peter Plag1 Jan. 2005 - 31 Dec. 2009
Vice-chairHans-Peter Plag1 Feb. 2002 - 31 Dec. 2004
Tonie van Dam1 Jan. 2005 - 31 Dec. 2009
Technique Centres
International GNSS Service (IGS) - formerly: International GPS Service
IGS Representatives to the IERS DBCarine Bruyninx1 Jan. 2001 - 31 Dec. 2003
Robert Weber1 Jan. 2001 - March 2003
Gerd GendtApril 2003 - 31 Dec. 2007
Angelyn W. Moore1 Jan. 2005 - Jan. 2008
Jim Ray1 Jan. 2008 - 31 Dec. 2008
Steven Fisher1 Jan. 2009 - May 2010,
1 Jan. 2013 - Feb. 2016
Urs HugentoblerMay 2010 - April 2011
Tim SpringerMay 2011 - Feb. 2016
Rolf Dachsince Feb. 2016
Chuck Meertenssince Feb. 2016
IERS Representative to the IGS Governing BoardClaude Boucher1 Jan. 2001 - 19 Feb. 2016
Richard Grosssince 20 Feb. 2016
International Laser Ranging Service (ILRS)
ILRS Representatives to the IERS DBRon Noomen1 Jan. 2001 - 18 Oct. 2006
Peter Shelus1 Jan. 2001 - 18 Oct. 2006
Jürgen Müller19 Oct. 2006 - 30 March 2016,
Apr. 2018 - Nov. 2018
Erricos C. Pavlissince 19 Oct. 2006
Ludwig Combrinck1 Apr. 2016 - 30 Nov. 2017
Jean-Marie Torresince Dec. 2018
IERS Representative to the ILRS DBBob E. Schutz1 Jan. 2001 - 7 June 2015
Daniela Thallersince 16 July 2015
International VLBI Service for Geodesy and Astrometry (IVS)
IVS Representatives to the IERS DBChopo Ma1 Jan. 2001 - 30 Sep. 2017
Axel Nothnagel1 Jan. 2001 - 30 Apr. 2009
Rüdiger Haassince 1 May 2009
Guanli Wang12 Oct. 2017 - Feb. 2019
Sigrid Böhmsince 21 March 2019

IERS Representative to the IVS DB

Chopo Ma1 Jan. 2001 - 30 Sep. 2017
Rüdiger Haassince 16 Oct. 2017
International DORIS Service (IDS)
DORIS Representative to the IERS DB with observing statusPascal Willis1 Jan. 2001 - July 2003
IDS Representatives to the IERS DBMartine Feissel-VernierOct. 2003 - 31 Oct. 2005
Hervé FagardOct. 2003 - June 2009
Frank LemoineFeb. 2006 - 31 Dec. 2014
Bruno GaraytDec. 2009 - Dec. 2012
Jérôme Sauniersince 1 Jan. 2013
Hugues Capdevillesince 1 Jan. 2015
IERS Representative to the IDS Governing BoardRon Noomen23 Sep. 2005 - 2009
Chopo Ma2009 - 31 Dec. 2012
Brian Luzumsince 1 Jan. 2013
ITRS Combination Centres (ITRS CC)
ITRS CC at Deutsches Geodätisches Forschungsinstitut (DGFI-TUM, formerly DGFI)
Primary scientistHermann Drewes1 Jan. 2001 - Apr. 2010
Manuela Seitzsince May 2010
ITRS CC at Natural Resources Canada (NRCan; formerly: Geomatics Canada, Geodetic Survey Division) (Feb. 2002 - Dec. 2012)
Primary scientistRemi FerlandFeb. 2002 - Dec. 2012
ITRS CC at Institut National de l'Information Géographique et Forestière (IGN, formerly Institut Géographique National)
Primary scientistZuheir Altamimisince 1 Jan. 2001
ITRS CC at Jet Propulsion Laboratory (JPL) (established in Dec. 2012)
Primary scientistRichard S. Grosssince Dec. 2012
Combination Research Centres (CRC, 1 Jan. 2001 - 31 Dec. 2008)
CRC representative to the IERS DBSheng Yuan Zhu1 Jan. 2001 - 31 Aug. 2005
CRC at Agenzia Spaziale Italiana (ASI) (established in March 2003)
Primary scientistGiuseppe BiancoMarch 2003 - 31 Dec. 2008
CRC at Astronomical Institute, Academy of Sciences of the Czech Republic, and Department of Geodesy, Czech Technical University, Prague
Primary scientistJan Vondrák1 Jan. 2001 - 31 Dec. 2008
CRC at Deutsches Geodätisches Forschungsinstitut (DGFI)
Primary scientistDetlef Angermann1 Jan. 2001 - 31 Dec. 2008
CRC at Forschungseinrichtung Satellitengeodäsie, Technical University Munich (FESG)
Primary scientistMarkus Rothacher1 Jan. 2001 - 31 Dec. 2005
CRC at Forsvarets forskningsinstitutt (FFI, Norwegian Defence Research Establishment)
Primary scientistPer Helge Andersen1 Jan. 2001 - 31 Dec. 2008
CRC at GeoForschungsZentrum Potsdam (GFZ)

Primary scientist

Sheng Yuan Zhu1 Jan. 2001 - 31 Aug. 2005
Markus Rothacher1 Sep. 2005 - 31 Dec. 2008
CRC at Groupe de Recherches de Géodésie Spatiale (GRGS)
Primary scientistRichard Biancale1 Jan. 2001 - 31 Dec. 2008
CRC at Institut Géographique National (IGN)

Primary scientist

Patrick Sillard1 Jan. 2001 - Oct. 2002
Zuheir AltamimiNov. 2002 - 31 Dec. 2008
CRC at Institute of Applied Astronomy, St. Petersburg (IAA)
Primary scientistZinovy Malkin1 Jan. 2001 - July 2006
CRC at Institute of Geodesy and Geoinformation of the University of Bonn (IGGB) [formerly: Geodetic Institute of the University of Bonn (GIUB)]
Primary scientistAxel Nothnagel1 Jan. 2001 - 31 Dec. 2008
CRC at Jet Propulsion Laboratory (JPL)
Primary scientistRichard S. Gross1 Jan. 2001 - 31 Dec. 2008
Working Groups
IAG/IERS Working Group on Site Survey and Co-location (established in Feb. 2004)
ChairJohn DawsonFeb. 2004 - Dec. 2005
Gary JohnstonJan. 2006 - 31 Dec. 2008
Pierguido Sarti1 Jan. 2009 - 31 Dec. 2013
Sten Bergstrand1 Jan. 2014 - 31 Dec. 2019
Ryan Hippenstielsince 1 Jan. 2020
Co-ChairJohn DawsonApr. 2012 - 31 Dec. 2019
Sten Bergstrandsince 1 Jan. 2020
Working Group on Combination (Jan. 2004 - 31 Dec. 2008)
ChairMarkus RothacherJan. 2004 - 31 Dec. 2008
Working Group on Prediction (Dec. 2005 - Oct. 2009)
ChairWilliam H. WoodenDec. 2005 - Aug. 2009
Brian LuzumSep. - Oct. 2009
IERS/IVS Working Group on the Second Realization of the ICRF (Jan. 2007 - 2014)
ChairChopo MaJan. 2007 - 2014
Working Group on Combination at the Observation Level (Oct. 2009 - Apr. 2016)
ChairRichard BiancaleOct. 2009 - Apr. 2016
Co-ChairDaniel GambisOct. 2009 - Apr. 2016
Manuela Seitz? - Apr. 2016
Working Group on SINEX Format (established in Apr. 2011)
ChairDaniela Thallersince April 2011
Working Group on Site Coordinate Time Series Format (Apr. 2012 - 13 May 2020)
ChairLaurent SoudarinApr. 2012 - 13 May 2020
IAG/IAU/IERS Joint Working Group on the Consistent Realization of TRF, CRF, and EOP (established as IERS WG in May 2020)
ChairRobert Heinkelmannsince 13 May 2020
Co-ChairManuela Seitzsince 13 May 2020

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