MPEC 2021-A42 : DAILY ORBIT UPDATE (2021 January 6)
MPEC 2018-K97 : DAILY ORBIT UPDATE (2018 MAY 27 UT)
MPEC 2011-S56 : OBSERVATIONS AND ORBITS OF COMETS
MPEC 2011-Q34 : OBSERVATIONS AND ORBITS OF COMETS
MPEC 2006-L33 : DAILY ORBIT UPDATE (2006 JUNE 6 UT)