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Service Description Maintained by
VMF1 Data VMF1 mapping function data at 6 hour intervals. Starting epoch 1979.01.01 Vienna University of Technology
VMF3 Data VMF3 mapping function data at 6 hour intervals. Starting epoch 2008.01.01 Vienna University of Technology

Many services which were maintained by the GSFC VLBI group are no longer available. If you would like these services to be available please contact the IVS Analysis Coordinator:



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The position of the IVS Analysis Coordinator is currently supported by NASA GSFC. NASA + Privacy Policy and Important Notices Last updated: 15/08/2019