MPEC 2023-R42 : COMET P/2010 YK3 = P/2023 KF3 (*)
MPEC 2023-Q33 : OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS
MPEC 2023-P25 : OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS
MPEC 2023-O106 : OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS