The transition to using the terrestrial geocentric coordinate system “Parametry Zemli 1990” (PZ-90.11) in operating GLONASS has been implemented, according to an April 4 announcement by the Russian ...

The dangers and risks of operating without a national geocentric datum in any of the countries of the contemporary world are grievous, to say the least. Geocentric datum is a computation value and ...

The dangers and risks of operating without a National Geocentric Datum (NGD) in any of the countries of the contemporary world are grievous, to say the least. Geocentric Datum is a computation value ...

I recently read an article by David Doyle entitled “Why Doesn’t my Centimeter Match Your Centimeter?” (May Survey Scene), which painted an interesting portrait of the widespread use of GNSS-based data ...