The subgroup T5 "Computational consequences" is working withinthe "ICRS" IAU Working Group, chaired by F. Mignard and appointed until the IAU General Assembly in 2000 to which it should provide a report.

1. Membership of T5

2. Newsletter 1 (16June 1998)
Composition, task and work of T5

3. Information about the Journees1998 (24 July 1998)

4. Newsletter 2 (9 August 1999)
Discussion on the CEP and Questions to T5

5. Newsletter 3 (31 January2000)
Preliminary proposals for an extended defintion of the CEP

6. Newsletter 4 (3 February2000)
New parameters for the orientation of the Earth in the ICRS

7. Newsletter 5 (22 March 2000)
Preliminary conclusions, proposals and recommendations