<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>Since 2004, ILRS has been providing on a weekly basis combined SSC/EOP solutions from 7-day arcs to support IERS for EOP computation and reference frame maintenance. At present, eight Analysis Centers and two Combination Centers contribute to the weekly official ILRS combined solution from which the main SLR contribution to the IERS EOP reference series is derived. The most recent work performed jointly by all ILRS Analysis Centers (AC) was the generation of a contribution to the next ITRF, extending the time-span coverage of the 7-day arcs combined solution to 1983-2008. In another effort we try to improve the ILRS products' latency and to minimize the delay of the SLR contribution to the IERS EOP estimation, by increasing the product generation frequency (pre-operational daily product), to once per day.</p></abstract>

Since 2004, ILRS has been providing on a weekly basis combined SSC/EOP solutions from 7-day arcs to support IERS for EOP computation and reference frame maintenance. At present, eight Analysis Centers and two Combination Centers contribute to the weekly official ILRS combined solution from which the main SLR contribution to the IERS EOP reference series is derived. The most recent work performed jointly by all ILRS Analysis Centers (AC) was the generation of a contribution to the next ITRF, extending the time-span coverage of the 7-day arcs combined solution to 1983-2008. In another effort we try to improve the ILRS products' latency and to minimize the delay of the SLR contribution to the IERS EOP estimation, by increasing the product generation frequency (pre-operational daily product), to once per day.

The ILRS EOP Time Series

GEST/UMBC and NASA, Goddard 698, Baltimore, MD, United States

ASI Centro di Geodesia Spaziale "G. Colombo", Matera, Italy

Artificial Satellites

{"article-title":"The ILRS EOP Time Series"}

Since 2004, ILRS has been providing on a weekly basis combined SSC/EOP solutions from 7-day arcs to support IERS for EOP computation and reference frame...

The ILRS EOP Time Series

Published Online: Nov 01, 2010

Page range: 41 - 48

DOI: https://doi.org/10.2478/v10018-010-0004-9

Keywords
ILRS, EOP, operational product

This content is open access.

The ILRS EOP Time Series

Published Online: Nov 01, 2010

Page range: 41 - 48

DOI: https://doi.org/10.2478/v10018-010-0004-9

KeywordsILRS, EOP, operational product

This content is open access.

Keywords
ILRS, EOP, operational product