Koordiniade Wejdzeid
De koordiniade Wejdzeid (, ), kuaz UTC (), is da primeare Zeidstandard, dea wo heit de Uan und de Zeid af da ganzn Wejd reguliad. Es is seid anno 1972 da Nochfoiga vo da Greenwich Mean Time (GMT). Es gibt dazua koan groussn Untaschied, aussa dass de GMT ned so exakt wissnschoftle definiad is.

Aus iagendoane Zeitogob in UTC ko ma sofoat de Zeid in Bayern, Östareich bzw. andan Lendan in Middleiropa (MEZ, Middleiropeische Zeid) obloatn, indem ma oa Stund dazuazejd; wearend da Summazeid (MESZ, Middleiropeische Summazeid) zwoa Stund.

Im Netz
 Definition of Coordinated Universal Time in German law–ZeitG §1 (3)
 International Earth Rotation Service; list of differences between TAI and UTC from 1961 to present
 U.S. Naval Observatory: Systems of Time
 W3C Specification about UTC Date and Time and IETF Internet standard RFC 3339, based on ISO 8601
 Standard of time definition: UTC, GPS, LORAN and TAI
 What is in a name? On the term Coordinated Universal Time

Zeit
Messtechnik