MPEC 2013-F20 : OBSERVATIONS AND ORBITS OF COMETS
MPEC 2013-C52 : OBSERVATIONS AND ORBITS OF COMETS
MPEC 2013-A85 : OBSERVATIONS AND ORBITS OF COMETS
MPEC 2013-A29 : OBSERVATIONS AND ORBITS OF COMETS
MPEC 2012-C52 : COMET C/2012 C2 (BRUENJES)