Location accuracy limitations for CCD cameras M. Gai, D. Carollo, M. Delbò, M. G. Lattanzi, G. Massone, F. Bertinetto, G. Mana and S. Cesare A&A, 367 1 (2001) 362-370 Published online: 15 February 2001 DOI: 10.1051/0004-6361:20000339