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Earth Rotation Information Derived from Merit and Polaris VLBI Observations
1981
International Astronomical Union Colloquium
AbstractIn September and October 1980, the National Geodetic Survey, jointly with the National Aeronautics and Space Administration and several other agencies and institutions, conducted a series of astronomical radio interferometry (VLBI) observing sessions to support the IAU/IUGG MERIT short campaign. A total of 14 days of observations, organized into two 7-day sessions, was collected by three observatories in the United States (Harvard Radio Astronomy Station (HRAS), Haystack Observatory,
doi:10.1017/s0252921100002487
fatcat:mxure2ziunbhnpnxu6cob2h23i