Problems with availability of Data/Products/Tools pages, login, datacenter.iers.org and uc.iers.org
22 Oct 2026
The servers datacenter.iers.org, uc.iers.org as well as some of the contents of this website (www.iers.org) are currently affected by connection problems.
If you cannot access these web pages, please use the following alternative servers for IERS data:
EOP data:
https://hpiers.obspm.fr/eop-pc/index.php , ftp://hpiers.obspm.fr/iers/eop/
Rapid EOP data and predictions:
https://maia.usno.navy.mil/ , https://maia.usno.navy.mil/products/daily.htm , https://maia.usno.navy.mil/products/bulletin-a
Global geophysical fluids data:
http://loading.eost.unistra.fr/GGFC/ , http://loading.eost.unistra.fr/GGFC/opera.php
We apologize for the inconvenience this causes our user community.
