sentences:  In April 2010, a similar period of 11.396 hours and an amplitude of 0.46 magnitude was measured by French amateur astronomer Pierre Antonini ().In 2016, two modeled lightcurves were published using photometric data from the Lowell Photometric Database and other sources.They gave a concurring sidereal period of 11.3981 and 11.39823 hours, respectively.