IGS Website, Server, FTP, and Mailing List Transitions
October 21, 2017

The final transition to from our former site, is now complete. Details of this transition are as follows:

Products Previously Obtained from the Mirror are Now Available Only from Data Centers

Please take a moment to verify that any bookmarks or automatic downloads set to are updated to addresses, or to those of the IGS Data Centers listed below.

IGS GNSS products (i.e., orbits, station positions, EOP, clock solutions) will no longer be mirrored at Please see CDDIS or one of the other Global Data Centers listed below for the IGS products. CDDIS has a nice description of the product layout here.

IGS products will now only be available in subdirectories by GPS week at the following locations:


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Please include the IGS logo and citation in all websites, presentations, publications, or posters that use IGS data, products, or services. IGS is a service of IAG.