Network Earth Rotation Service

Earth rotation parameters now

eop_stop_date=  2025.05.02_00:01:14.0
 Error:  The date 2025.05.19_20:17:03.641 is too late
The last supported date is 2025.05.02_00:01:14.0
 

Rms errors of the Earth orientation parameter at the current moment:


1.1 nrad for components 1,2 (polar motion) and 


2.5 nrad for component 3 (axial component, or UT1), 


which corresponds to 7 and 16 mm at the Earth's surface respectively.


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   This page was prepared by Leonid Petrov
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    Last update: 2017.07.05_12:12:16