Estimates magnitude CCD-C (AUDE) SN2000cr 20000626.909 166:CR Mse SN2000ct 20000718.901 168:CR Mse SN2000ct 20000720.885 170:CR Mse SN2000cj 20000720.876 174CR CHA Observer:Observatory 173; Robin Chassagne:St Clothilde La Reunion France)LX200 305mm at 2.7;camera ST7E; software Prism.Comparison USNO SA2.0 Image at: http://aude.geoman.net/observation/SN/images/S00cjRO4.JPG Observer: Marc SERRAU (MSe), Cesson (France),Long 2.599暗 Lat 48.555偉,Alt 72m; C8 f/10;HiSIS23;software QMips32, PRiSM V4; Comparison:2000cr, U155,U156,U164;2000ct, USNOSA2.0 Jean Marie Llapasset Obs 635 Perpignan (France) http://perso.wanadoo.fr/jm.llapasset/ http://aude.geoman.net/observation/SN/sn.html