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VLBA Polarization Observations of Markarian 421 After a Gamma-Ray High State
B. Glenn Piner, Philip G. Edwards
We present four high dynamic range, dual-circular polarization, Very Long Baseline Array (VLBA) observations at 22 GHz of Markarian 421, taken throughout the year following the sou…
Current Results from the RRFID Kinematic Survey: Apparent Speeds from the First Five Years of Data
B. G. Piner, A. L. Fey, M. Mahmud
We present current results from our ongoing project to study the parsec-scale relativistic jet kinematics of sources in the U.S. Naval Observatory's Radio Reference Frame Image Dat…
The VSOP 5 GHz AGN Survey: III. Imaging Results for the First 102 Sources
W. K. Scott, E. B. Fomalont, S. Horiuchi +17
The VSOP mission is a Japanese-led project to study radio sources with sub-milliarcsec resolution using an orbiting 8 m telescope, HALCA, along with global arrays of Earth-based te…
The VSOP 5 GHz AGN Survey II. Data Calibration and Imaging
J. E. J. Lovell, G. A. Moellenbrock, S. Horiuchi +18
The VSOP mission is a Japanese-led project to study radio sources with sub-milliarcsecond angular resolution using an orbiting 8-m telescope, HALCA and global arrays of Earth-based…