Ọrụ Ntụgharị Ụwa na Ntụziaka
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International Earth Rotation and Reference Systems Service (IERS), nke bụbu International Earth Rotation Service, bụ otu na ahụ maka idowe oge zuru ụwa ọnụ na ụkpụrụ ntụaka, ọkachasị site na Parameter Orientation Earth (EOP) na International Celestial Reference System (ICRS) .
More information Oge/afọ mmalite, aha gọọmenti ...
Oge/afọ mmalite | 1987 ![]() |
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aha gọọmenti | International Earth Rotation and Reference Systems Service ![]() |
aha mkpirisi | IERS ![]() |
onye hiwere | International Astronomical Union, International Union of Geodesy and Geophysics ![]() |
dochie | International Time Bureau ![]() |
webụsaịtị | https://www.iers.org ![]() |
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Ọrụ Ntụgharị Ụwa na Ntụziaka