Status of GPS stations close to Tide Gauges

1
Status of GPS stations close to Tide Gauges
Guy Wöppelmann

• Motivation
• Vertical crustal motions
• Sea level trend
• CGPS_at_TG Data Centre at ULR
• Free data exchange philosophy (IGS, GLOSS)
• Current data availability
• Comprehensive data archive and online access
• Conclusion and Outlooks

2
CGPS data availability
3
CGPS data availability (Zoom)
4
CGPS data availability (Zoom)
5
CGPS data availability - ULR DC (2)
6
GLOSS CGPS_at_TG stations (1)
7
Survey Form
Accessible through the on-line Progress Report
http//www.sonel.org/stations/cgps/surv_update.htm
l
8
(No Transcript)
9
CONCLUSIONS - OUTLOOKS

• Data availability and access
• 40 (77 out of 201) of CGPS data at TG is not
  available yet
• Access to off-line ancient IGS tracking data ?
• Local ties
• A crucial point...
• Detailed survey ? Action within TIGA (TOS forms)
  ?
• Continuously updated survey
• Dynamic tables (browse and search facilities into
  database)
• On-line form to fill up or E-mail
  (gwoppelm_at_univ-lr.fr)
• Progress Report is available at
• http//www.sonel.org/stations/cgps/surv_update.htm
  l

10
DORIS_at_TG
11
Distance between CGPS and TG
12
CGPS data availability and TIGA