Pointing control for the SPIDER balloon-borne telescope - Shariff, JA; Ade, PAR; Amiri, M; Benton, SJ; Bock, JJ; Bond, JR; Bryan, SA; Chiang, HC; Contaldi, CR; Crill, BP; Dore, OP; Farhang, M; et al. (GROUND-BASED AND AIRBORNE TELESCOPES V, 2014)