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Oral Programme G2.3

G2.3

The next International Terrestrial Reference Frame and an update on geocenter motions
Convener: Z. Altamimi 
Co-Conveners: J. R. Ray , T. van Dam , L. Metivier 
Session details
Oral Programme
 / Thu, 26 Apr, 08:30–12:00  / Room 17
Poster Programme
 / Attendance Thu, 26 Apr, 17:30–19:00  /  / Attendance 17:30–19:00
 / Attendance Thu, 26 Apr, 17:30–19:00  /  / Attendance 17:30–19:00  / Hall XL
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Thursday, 26 Apr 2012
Room 17
Chairperson: T. van Dam & Z. Altamimi
ITRF Methods & Requirements

08:30–08:45
EGU2012-8196
Rationale for sub-millimetre per year ITRF accuracy for long-term sea level studies
G. Woppelmann, X. Collilieux, M. Gravelle, and A. Santamaria-Gomez
08:45–09:00
EGU2012-2181
An experimental Kalman filter approach to the International Terrestrial Reference Frame realization
X. Wu, C. Abbondanza, Z. Altamimi, T. Chin, R. Gross, and M. Heflin
09:00–09:15
EGU2012-5080
Consistent realization of ITRS and ICRS
M. Seitz, P. Steigenberger, and T. Artz
Preparations for Next ITRF

09:15–09:30
EGU2012-2358
International VLBI Service for Geodesy and Astrometry: Challenges of the next ITRF
A. Nothnagel, T. Artz, and A. Iddink
09:30–09:45
EGU2012-3181
IGS preparations for the next reprocessing and ITRF
J. Griffiths, P. Rebischung, B. Garayt, and J. Ray
09:45–10:00
EGU2012-6788
Forthcoming Improvements in SLR Data Analysis for the Next ITRF
E. C. Pavlis, V. Luceri, and C. Sciarretta and the The ILRS AWG Team
10:00–10:15
EGU2012-13799
Research activities for the DORIS contribution to the next International Terrestrial Reference Frame
L. Soudarin, G. Moreaux, F. Lemoine, P. Willis, P. Stepanek, M. Otten, R. Govind, S. Kuzin, and P. Ferrage
COFFEE BREAK
Chairperson: L. Metivier & J. Ray
Long-term Geophysical Processes & Geocenter Motion

10:30–10:45
EGU2012-5115
Solid-Earth Processes and Secular Geocenter Motion
V. Klemann and Z. Martinec
10:45–11:00
EGU2012-3056 | Presentation
The geocenter motion from decadal to geological time-scales: geophysical modelling
M. Greff-Lefftz and L. Métivier
Geocenter Motion Observations

11:00–11:15
EGU2012-13929
Impact of solar radiation pressure modeling on GNSS-derived geocenter motion
U. Hugentobler, C. Rodriguez-Solano, P. Steigenberger, and M. Fritsche
11:15–11:30
EGU2012-7446
Geocenter motion estimates from the IGS Analysis Center solutions
P. Rebischung, X. Collilieux, and Z. Altamimi
11:30–11:45
EGU2012-2904
Geocenter coordinates from SLR and combined GNSS-SLR analysis
D. Thaller, K. Sośnica, A. Jäggi, R. Dach, G. Beutler, and M. Mareyen
11:45–12:00
EGU2012-10108
Estimating geocenter motion from a GRACE, GPS and SLR combination
R. Rietbroek, C. Dahle, R. König, S.-E. Brunnabend, M. Gebler, M. Fritsche, J. Kusche, F. Flechtner, J. Schröter, and R. Dietrich