Estimates magnitude CCD-C (AUDE) SN1999dk 990916.932 160C R Roy SN1999dk 990917.075 155V JM Llapasset SN1999dk 990917.089 160Rc JM Llapasset SN1999dk 990917.113 161C JM Llapasset Observer: Rene Roy;Obs 627 (Blauvac-France);comparison stars USNO SA1.0. Observer: Jean marie Llapasset;m=161C and m=160Rc (comparison 20 stars USNO SA2.0); m=155V ( comparison 18 stars GSC).measurements with filters and without calibration. Jean Marie Llapasset Obs 635 Perpignan (France) http://perso.wanadoo.fr/jm.llapasset/ http://aude.geoman.net/observation/SN/sn.html