MPEC 2012-Y30 : OBSERVATIONS AND ORBITS OF COMETS
MPEC 2012-X90 : 2012 XJ134 (*)
MPEC 2012-U52 : 2012 UU27 (*)
MPEC 2011-W16 : OBSERVATIONS AND ORBITS OF COMETS
MPEC 2011-U12 : 2011 UT (*)
MPEC 2011-U07 : 2011 UD (*)