 In the SMASS classification, "Cydonia" is a stony S-type asteroid, in-line with the Eunomia family's overall spectral type.In December 2015, a rotational lightcurve of "Cydonia" was obtained from photometric observations by astronomers at the Etscorn Observatory () in New Mexico, United States.Lightcurve analysis gave a well-defined rotation period of 2.679 hours with a brightness variation of 0.28 magnitude ().