Terrestrial Frame Combination Center

This site is dedicated to the "terrestrial" IGS products (station positions, Earth rotation parameters and coordinates of the apparent geocenter).
It mainly provides :

  • a visualization interface for station position time series,
  • access to the results and statistics of the weekly IGS SINEX combinations.

Click to enter

Global Data Center

Data centers are the main access points for users to the IGS data and products. IGN has been operating one of the four IGS global data centers since 1994. Welcome on its new website.
It mainly provides :

  • data and products downloading forms,
  • station informations.

Click to enter