Windows

Synchronize your computer’s clock with the Hellenic National Time:

1. Open the Control Panel and select Date and Time.
2. Choose Internet Time.
3. Change the settings and use server: hercules.eim.gr
4. Click Update Now.

Note: The accuracy depends on your internet connection and it is usually around 1 second.

In order to achieve better accuracy please contact the Time and Frequency Lab of the Hellenic Institute of Metrology.

Unix

Please execute the following command as root: ntpdate hercules.eim.gr