Estimates magnitude CCD-C (AUDE) SN2000dk 20000922.827 153CR Ley SN2000dk 20000922.827 156C Ley SN2000dk 20000923.010 154CR PIN SN2000dk 20000922.953 159:CR BBC SN2000cx 20000922.894 163CR BBC Observers:Observatory 172 (BCC); Bruno et Chantal Chardonnens;:Onnens (Suisse)(+46d47.6m N, 7d02.2m E);Mewlon 180, f/d 12, HISIS22 binning 2x2, Field 11x7';Software: PRISM .comparison with stars USNO A2.0 158,164 Image at: http://aude.geoman.net/observation/SN/images/S00dkCH1.jpg http://aude.geoman.net/observation/SN/images/S00cxCH3.jpg Observer:Cedric Leyrat (Ley);Observatory of School of Mauguio (Observatory 180) France; LX 200+st7; software PRiSM;comparison with stars 1,2,3,4,5 of seq APO Observer:Paul PINEL (PIN): Observatory: Poitou (France); camera Kaff400 (Hisis22);F=1575mm; software Qmips32 and Prism.Photometry aperture comparison with stars 1,3,4,5,8 of seq APO Image at: http://aude.geoman.net/observation/SN/images/S00dkPI1.jpg Jean Marie Llapasset Obs 635 Perpignan (France) http://perso.wanadoo.fr/jm.llapasset/ http://aude.geoman.net/observation/SN/sn.html