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 Date: 2013-07-24 08:22:41Near-Earth objects Space telescopes Litter Space debris Spaceflight ESA Space Debris Telescope Astrometry Zimmerwald Observatory European Southern Observatory European Space Agency Space Astronomy |
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SPACE SURVEILLANCE OBSERVATIONS AT THE AIUB ZIMMERWALD OBSERVATORY J. Herzog, T. Schildknecht, A. Hinze, M. Ploner, and A. Vananti Astronomical Institute, University of Bern, 3012 Bern, Switzerland, Email: {herzog, schil