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Programme and Presentations

Thursday - September 20

10:00 - 10:05 hOpening - Introduction

Session 1: Recent advances and validations of the IERS Conventions models (Theme 1)
chaired by Brian Luzum

10:05 - 10:25 hPast, present and possible updates to the IERS Conventions

J. Ray, G. Petit

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Past, present and possible updates to the IERS Conventions (PDF, 80KB, Not barrier-free file.) (not accessible) [PDF, 80 KB]
10:25 - 10:40 hS1/S2 atmospheric loading in VLBI analysis

J. Boehm, V. Tesmer

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S1/S2 Atmosphere Loading in VLBI Analysis (PDF, 715KB, Not barrier-free file.) (not accessible) [PDF, 715 KB]
10:40 - 10:55 hA priori gradients in the analysis of GPS and VLBI observations

P. Steigenberger, V. Tesmer, J. Boehm

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A priori gradients in the analysis

of GPS and VLBI observations (PDF, 665KB, Not barrier-free file.) (not accessible) [PDF, 665 KB]
10:55 - 11:10 hOcean and atmospheric tides standards (used for EIGEN gravity field modelling)

R. Biancale

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Ocean and atmospheric tides standards (used for EIGEN gravity field modeling) (PDF, 3MB, Not barrier-free file.) (not accessible) [PDF, 3 MB]
11:10 - 11:30 hRelativistic aspects of the IERS Conventions

S. Klioner

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(Some) Relativistic Aspects of the IERS Conventions (PDF, 2MB, Not barrier-free file.) (not accessible) [PDF, 2 MB]
11:30 - 11:45 hCoffee Break
11:45 - 12:00 hContribution of the S1 thermal tide to Earth rotation: comparison of geophysical models and geodetic observations

A. Brzezinski

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Contribution of the S1 thermal tide to Earth rotation: comparison of geophysical models and geodetic observations (PDF, 110KB, Not barrier-free file.) (not accessible) [PDF, 110 KB]
12:00 - 12:10 hThoughts on the Diurnal/Semidiurnal EOP Model

R. Ray (presented by C. Ma)

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Thoughts on the Diurnal/Semidiurnal EOP Model (PDF, 101KB, Not barrier-free file.) (not accessible) [PDF, 101 KB]

Session 2: Technique-dependent conventions (Theme 4)
chaired by Bernd Richter

12:10 - 12:25 hTechnique-dependent conventions - VLBI

A. Nothnagel

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VLBI Technique-dependent Conventions (PDF, 166KB, Not barrier-free file.) (not accessible) [PDF, 166 KB]
12:25 - 12:40 hIGS models for GNSS-specific effects

J. Ray, G. Gendt

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IGS Models for GNSS-Specific Effects (PDF, 211KB, Not barrier-free file.) (not accessible) [PDF, 211 KB]
12:40 - 12:55 hTowards an improved ILRS TRF contribution

E. Pavlis

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Towards an improved ILRS TRF contribution (PDF, 2MB, Not barrier-free file.) (not accessible) [PDF, 2 MB]
12:55 - 13:10 hDiscussion
13:10 - 14:00 hLunch

Session 3: Conventional contributions to local station displacements: what to include? (Theme 2)
chaired by John Ries

14:00 - 14:30 hPosition paper: Principles for conventional contributions to modelled station displacements

J. Ray, Z. Altamimi, T. van Dam, T. Herring

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PRINCIPLES FOR CONVENTIONAL CONTRIBUTIONS TO MODELED STATION DISPLACEMENTS (PDF, 82KB, Not barrier-free file.) (not accessible) [PDF, 82 KB]
14:30 - 15:00 hPosition paper: Towards a conventional treatment of surface-load induced deformations

H.-P. Plag, G. Blewitt, T. Herring

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Towards a Consistent Conventional Treatment of Surface-Load Induced Deformations (PDF, 2MB, Not barrier-free file.) (not accessible) [PDF, 2 MB]
15:00 - 15:15 hNon-tidal atmospheric and oceanic loading effects

J.-C. Marty, R. Biancale

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Non-tidal atmospheric and oceanic loading effects (PDF, 403KB, Not barrier-free file.) (not accessible) [PDF, 403 KB]
15:15 - 15:30 hDiscussion
15:30 - 16:00 hCoffee break

Session 4: Evolution of the realization of reference systems (Theme 3)
chaired by Tonie van Dam

16:00 - 16:30 hDiscussion paper: The realization of the origin of the terrestrial reference system

G. Petit, J. Ries, Z. Altamimi, C. Boucher, J. Ray

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The realization of the origin of the terrestrial reference system (PDF, 121KB, Not barrier-free file.) (not accessible) [PDF, 121 KB]
16:30 - 16:50 hCurrent status of the ITRS realization

Z. Altamimi

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Current status of the ITRS realization (PDF, 339KB, Not barrier-free file.) (not accessible) [PDF, 339 KB]
16:50 - 17:10 hOn the ITRS datum specifications

H. Drewes

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On the ITRS Datum Specifications (PDF, 865KB, Not barrier-free file.) (not accessible) [PDF, 865 KB]
17:10 - 17:30 hRecommended concepts and terminology related to Terrestrial Reference Systems. Implication of IAU, IUGG, IAG and IERS

C. Boucher

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Recommended concepts and terminology related to Terrestrial Reference Systems (PDF, 195KB, Not barrier-free file.) (not accessible) [PDF, 195 KB]

Friday - September 21

Session 5: Evolution of the realization of reference systems (Theme 3, continued)
chaired by Harald Schuh

09:30 - 10:00 hDiscussion on Session 4
10:00 - 10:20 hAttributes of the ICRF

C. Ma

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Attributes of the ICRF (PDF, 702KB, Not barrier-free file.) (not accessible) [PDF, 702 KB]
10:20 - 10:40 hImplementing the IAU 2006 resolutions in the transformation between celestial and terrestrial reference systems

N. Capitaine

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Implementing the IAU 2006 resolutions in the transformation between celestialand terrestrial systems (PDF, 618KB, Not barrier-free file.) (not accessible) [PDF, 618 KB]
10:40 - 11:00 hSOFA support for the IAU 2006 precession model

P. Wallace

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SOFA support for the IAU 2006 precession model (PDF, 413KB, Not barrier-free file.) (not accessible) [PDF, 413 KB]
11:00 - 11:40 hCoffee break and group photo

Session 6: Evolution of the realization of reference systems (Theme 3, continued)
chaired by Felicitas Arias

11:40 - 12:00 hConsideration of a Global Vertical Reference System in the IERS Conventions

J. Ihde

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Consideration of a Global Vertical Reference System (GVRS) in the IERS Conventions (PDF, 375KB, Not barrier-free file.) (not accessible) [PDF, 375 KB]
12:00 - 12:20 hNumerical evidence for the inconsistent separation of the ITRF-ICRF transformation into precession-nutation, diurnal rotation and polar motion

A. Dermanis, D. Tsoulis

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Numerical evidence for the inconsistent separation of the ITRF-ICRF transformation into precession-nutation, diurnal rotation and polar motion (PDF, 1MB, Not barrier-free file.) (not accessible) [PDF, 2 MB]
12:20 - 12:40 hVerifications for multiple solutions of triaxial Earth rotation

W.-J. Wang, W.-B. Shen, H.-W. Zhang

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Verifications for Multiple Solutions of Triaxial Earth Rotation (PDF, 462KB, Not barrier-free file.) (not accessible) [PDF, 462 KB]
12:40 - 14:00 hLunch

Session 7: Evolution of the Conventions (Theme 5)
chaired by Gérard Petit

14:00 - 14:20 hIERS Conventions as an electronic document: How far do we go?

B. Luzum, G. Brockett

Download:
IERS Conventions as an Electronic Document: How far do we go? (PDF, 201KB, Not barrier-free file.) (not accessible) [PDF, 201 KB]
14:20 - 14:40 hDoes conventional software need conventions?

B. Luzum, M.S. Carter

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Does Conventional software need conventions? (PDF, 186KB, Not barrier-free file.) (not accessible) [PDF, 186 KB]
14:40 - 15:00 hRequirements of a user on the IERS Conventions models

M. Gerstl

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Requirements of a User on the IERS Conventions Models (PDF, 223KB, Not barrier-free file.) (not accessible) [PDF, 223 KB]
15:00 - 15:20 hSafety and portability of Conventions software

M. Gerstl

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Safety and Portability of IERS Conventions Software (PDF, 194KB, Not barrier-free file.) (not accessible) [PDF, 194 KB]
15:20 - 15:30 hDiscussion
15:30 - 16:00 hCoffee break

Session 8

16:00 - 17:00 hGeneral discussion
Conclusions of the meeting
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