Updated: 9/21/01

Preliminary

RGPS SWG Meeting Agenda

Oct 10-11, 2001

Applied Physics Lab, University of Washington

Hardisty Conference Center on the 6th floor

Day 1

8:30       Introduction - Kwok                                                                                              

8:45       Program Overview - Abdalati

9:15       RGPS Meeting Objectives/Issues for SWG - Kwok

9:30       RGPS – ASF perspective –  Labelle-Hamer

 

10:00   Break                                                            

 

10:15     Three years of RGPS products                                                                                                       

               A summary

11:00    Validation talks

              

Accuracy of RGPS tracking: internal comparisons and comparisons with buoys. (Lindsay)

 

Onset of melt from RGPS products (Kwok)

 

12:00   Lunch

 

1:30       General talks (20 min talk/5 min questions)

 

Combining drifting buoy and RGPS observations with model data for better understanding of sea-ice motion and deformation.(Heil)

     

On the nature of shear faults in ice (Schulson)

     

Modeling sliplines of sea ice (Zhang)

 

Recent developments in modeling oriented linear deformation features (Hibler)

 

3:20     Break (10 mins)

              

Formation of an Aggregate Scale in Arctic Sea Ice (Hopkins)

 

Consideration of tidal motion and other high frequency forcing in the western Weddell Sea: SAR and Buoy Array Comparison from ISW 1992 (Geiger)

              

Can we consider the Arctic Oscillation independently from the Barents Oscillation? (Tremblay)

 

A hierarchy of ice deformation estimates and associated spatial-temporal characteristics. (Ukita)

 

Adjourn

              

Day 2

 

8:30       General talks (20 min talk/5 min questions)

 

Error characteristics of the optimal interpolation assimilation of ice motion derived from SSM/I into a coupled ice/ocean model (Stark)

 

New information on firstyear sea ice from RGPS winter re-initialization: Comparisons with SHEBA Field data....(McNutt)

 

Plans to use RGPS products (Yackel)

 

Comparison of passive microwave retrieved ice concentration with RGPS divergence measurements  (Kwok)

 

Use of RGPS for validation of model ice deformation estimates (Lindsay)

 

 

10:35                 Break

 

10:45     Southern Ocean Data Acquisition                                                     

11:00     Review of Issues for SWG                                                                  

Data Issues                                                                                 

               Data fields, range/consistency checking, negative cell areas etc.

               RGPS resources/processing schedule 

 

12:00 Lunch

 

1:00      RGPS – Future Directions

 

2:00      Image Mosaics etc (Moore)

 

2:30       Outreach/Summary of Recommendations

                                                           

3:30     Adjourn