- 117539 Celletti
Asteroid 117539 Celletti = 2005 DJ1 is an
asteroid named after [http://www.mat.uniroma2.it/celletti/ Alessandra Celletti] , who is anassociate professor at theUniversity of Roma "Tor Vergata", where she teachescelestial mechanics and the theory of dynamical systems.From 72 observations at 5 oppositions, 1994-2005, mean residual 0".53. Last observed on
May 28 ,2006 . Perturbed ephemeris below based on elements from MPO 84224.The discovery date was
17 February ,2005 atLa Silla Observatory . The discoverers were Boattini, A. and Scholl, H.
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