1. E. Bowell, http://www.lowell.edu/users/elgb (2004).
2. M. E. Brown and C. A. Trujillo, IAU Circ., No. 7807 (2002).
3. D. W. Dunham, E. Goffin, J. Manek, et al., Mem. Soc. Astr. Ital. 73, 662 (2002).
4. D. Herald, Cat. 1291....0H (2003); http://vizier.u-strasbg.fr.
5. B. G. Marsden, Minor Planet Electronic Circ. 2004-D15 (2004).