3 papers
astro-ph2003
Multi-Frequency VSOP and VLBA Polarization Observations of 3C279 and 3C345
C. C. Cheung, D. H. Roberts, J. F. C. Wardle +2
This contribution presents preliminary results from coordinated polarization sensitive VSOP and VLBA imaging of the blazars 3C~279 and 3C~345 at multiple frequencies.
astro-ph2002
Chandra Observations of Three SDSS Quasars at z~6
D. A. Schwartz, C. C. Cheung, J. F. C. Wardle
Chandra snapshot observations of the three most distant quasars then known, at redshifts 5.82, 5.99, and 6.28, gave signficant detections even in the short, 6 -- 8 ks, observations…
astro-ph2001
Making Movies from Radio Astronomical Images with AIPS
C. C. Cheung, D. C. Homan, J. F. C. Wardle +1
We present a detailed recipe for making movies from multi-epoch radio observations of astronomical sources. Images are interpolated linearly in time to create a smooth succession o…