| Date: | 2010-08-30 09:33:00 | |
| Sender: | G=E9rard Petit <Gérard Petit> | |
| Subject: | [SLR-Mail] No. 1906: updated IERS Conventions Chapters 5, 10, 11 | |
| Author: | ||
| Content: | ******************************************************************************** SLR Electronic Mail 2010-08-30 09:33:00 UTC Message No. 1906 ******************************************************************************** Author: G=E9rard Petit (IERS Conventions Center) Subject: updated IERS Conventions Chapters 5, 10, 11 Information on the updates to the IERS Conventions The IERS Conventions Center informs of the following updates: Three chapters of the IERS Conventions have been updated on 27 August = 2010: Chapter 5 `Transformation between the International Terrestrial = Reference System and Geocentric Celestial Reference System` see http://tai.bipm.org/iers/convupdt/convupdt_c5.html. Corrections entered on 23 July 2010 are cancelled. The text of the = chapter is changed in equation (16) and Table 5.2a to make it consistent with = the electronic versions of Table 5.2a and Table 5.2b and to the SOFA routine XY06. Chapter 10 `General relativistic models for space-time coordinates and equations of motion` see http://tai.bipm.org/iers/convupdt/convupdt_c10.html. * The exact form of the TCG-TT relation is provided in equation (1). * The wording `YYY-compatible` where YYY is a time coordinate = follows IAU RIFA recommendations. * An updated software XHF2002_IERS is provided for the TCB-TCG transformation and the information on other existing software is reformulated. * Some modifications in the text at the end of the section 10.2.=20 Chapter 11 `General relativistic models for propagation` see http://tai.bipm.org/iers/convupdt/convupdt_c11.html. The wording `YYY-compatible` where YYY is a time coordinate follows IAU = RIFA recommendations.=20 A few words changed e.g. in 11.2 to make the text compatible with all `ranging techniques` or when needed by changes in other sections. Modifications do not concern the technical content and are NOT outlined = in the margin of the chapter. Gerard Petit and Brian Luzum IERS Conventions Center From: =?iso-8859-1?Q?G=E9rard_Petit?= ******************************************************************************** |