Estimates magnitude CCD-C (AUDE) SN2000cb 20000709.902 159:Rc LLA SN2000cr 20000709.871 160:CR LLA Observer: Jean Marie Llapasset (LLA): Observatory 635 Perpignan (France);C11;ech=2"/pixel;ST7E;filters Shott; software PRiSM; Comparison: SN2000cb seq APO stars "R" 1,2 and 3; SN2000cr: stars USNO SA2.0 Images : http://aude.geoman.net/observation/SN/images/S00cbLL2.JPG http://aude.geoman.net/observation/SN/images/S00crLL3.JPG Jean Marie Llapasset Obs 635 Perpignan (France) http://perso.wanadoo.fr/jm.llapasset/ http://aude.geoman.net/observation/SN/sn.html