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IERS

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AcronymDefinition
IERSInternational Earth Rotation Service (now International Earth Rotation and Reference Systems Service)
IERSInternational Earth Rotation and Reference Systems Service (formerly International Earth Rotation Service)
IERSInternational Environmental Rating System
IERSInteragency Electronic Reporting System (Alaska)


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IERS head Daniel Gambis said the added second was crucial for the functioning of satellites, the internet and GPS systems.
IERS head Daniel Gambis announced the time-stretching measure in July in a letter addressed to "authorities responsible for the measurement and distribution of time".
In spite of the simplicity of this action, our time position is due to the duration of a tropical year watched by the IERS (International Earth Rotation Service) that updates the national institutes and sets the variations of the Universal Time Coordinates (UTC) to keep the earth's rotation linked with the day.
 
 
 
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