ITRF2005 to ITRF2008 (2)

Koordinat Referans Sistemleri

Açıklamalar

Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m. IERS also publish parameter values for epoch 2005.0; because most rates are zero all values as above except tX=0.5mm. Estimated using 171 stations at 131 sites.

Sıkça Sorulan Sorular