Made available in DSpace on 2018-11-26T16:03:11Z (GMT). No. of bitstreams: 0 Previous issue date: 2018-06-28; Department of Energy (United States of America); National Science Foundation (United States of America); Australian Research Council (Australia); National Council for the Development of Science and Technology; Fundação de Amparo à Pesquisa do Estado do Rio de Janeiro (FAPERJ); Natural Sciences and Engin...
We present the results of photometric observations of trans-neptunian object 20000 Varuna, which were obtained during 7 nights in November 2004-February 2005. The analysis of new and available photometric observations of Varuna reveals a pronounced opposition surge at phase angles less than 0.1 deg with amplitude of 0.2 mag relatively to the extrapolation of the linear part of magnitude-phase dependence to zero...