Description
Summary:Astron. and Astroph., 406, pp. 419-422 (2003). http://dx.doi.org/10.1051/0004-6361:20030836 International audience The first astronomical seeing monitoring has been made with a DIMM instrument at the Antarctic plateau site of Dome C in December, 2002 on the bright star Canopus (α Eri) during the daytime. In these far from optimal conditions, a median seeing value of 1.20 arcsec as been obtained, with extended periods better than 1 arcsec and 12 percent of the time better than 0.75 arcsec.