 Between 2002 and 2011, several rotational lightcurves of "Katja" were obtained from photometric observations by French amateur astronomers Maurice Audejean, René Roy and Laurent Brunetto ().Best rated lightcurve, however, was obtained at the Sunflower (), Blackberry () and Universidad de Monterrey () observatories in January 2002.Lightcurve analysis gave a well-defined synodic rotation period of 18.465 hours with a brightness amplitude of 0.17 magnitude ().