2015 SO20 = 2010 TF182 MacCrann, N. ; Plazas, A. ; Sanchez, E. ; Eiffler, T. ; Gerdes, D. ; Tucker, D. ; Allam, S. ; Gruendl, R. ; Williams, G. V. Abstract Publication: Minor Planet Electronic Circulars Pub Date: December 2015 Bibcode: 2015MPEC....X..117M