9 March 2015 Per Robert Jacobson, the ephemeris data for the three satellites contained in this file: 551 = Jupiter LI (no name) = S/2010 J 1 and was previously 55072 552 = Jupiter LII (no name) = S/2010 J 2 and was previously 55073 553 = Jupiter LIII = Dia = S/2000 J 11 and was previously 55076 is identical to the ephemeris data in JUP300, the predecessor file for these objects. This file was produced ONLY to use these updated body numbers (551, 552 and 553)..