1 citations
3 papers
astro-ph2005
VLTI observations of AGB stars
M. Wittkowski, D. A. Boboltz, T. Driebe +1
We report on recent observations of AGB stars obtained with the VLT Interferometer (VLTI). We illustrate in general the potential of interferometric measurements to study stellar a…
astro-ph2004
Densification of the International Celestial Reference Frame: Results of EVN Observations
P. Charlot, A. L. Fey, C. S. Jacobs +3
The current realization of the International Celestial Reference Frame (ICRF) comprises a total of 717 extragalactic radio sources distributed over the entire sky. An observing pro…
astro-ph2004★ 1 cited
Cyclic Period Changes in Close Binaries: A Light Travel Time Effect or a Symptom of Magnetic Activity?
R. T. Zavala
Years to decade-long cyclic period changes have been observed in many classes of close binaries. A common explanation invoked for these cyclic period changes is the gravitational i…