The PRIMA facility: Phase-Referenced Imaging and Micro-arcsecond Astrometry.
Occultation of C313.2 by Charon J.M. Pasachoff, J.W. Gangestad, S.P. Souza, and B.A. Babcock (Williams College); J.L. Elliot, A.A.S. Gulbis, M.J. Person.
Jian-Yang Li, University of Maryland Marc Kuchner, NASA Goddard Space Flight Center Ron Allen, Space Telescope Science Institute Scott Sheppard, Carnegie.
The progenitor stars of core-collapse supernovae
VLBA Sensitivity Upgrade: Science and Status
