The Smithsonian Astrophysical Observatory announces that the 2010 Edgar Wilson Award for the discovery of comets (cf. IAUCs 6936, 8962, 9066) is being divided among the following four individuals for three different comets:  Rui Yang (Hangzhou, Zhejiang, China) and Xing Gao (Urumqi, Xinjiang province, China) for P/2009 L2 (cf. IAUC 9052); Don Machholz (Colfax, CA, U.S.A.) for C/2010 F4 (cf. IAUC 9132); and Jan Vales (Idrija, Slovenia) for P/2010 H2 (cf. IAUC 9137).