NGC 1851 10458 Biretta           ACS/HRC   F555W  12 x 10s, 4 x 100s, 2 x 500s           2005 Aug
NGC 1851 10775 Sarajedini        ACS/WFC   F606W  1 x 20s, 5 x 350s                      2006 May
NGC 1851 10775 Sarajedini        ACS/WFC   F814W  1 x 20s, 5 x 350s                      2006 May
NGC 1851 12311 Piotto            WFC3/UVIS F814W  7 x 100s                               2010-2011