KPL/FK This is a body-fixed frame draft definition for MU69. \begindata FRAME_MU69_FIXED = 2486958 FRAME_2486958_NAME = 'MU69_FIXED' FRAME_2486958_CLASS = 2 FRAME_2486958_CLASS_ID = 2486958 FRAME_2486958_CENTER = 2486958 OBJECT_2486958_FRAME = 'MU69_FIXED' \begintext The W1 term was set to correspond to a period of 15.92 hours, taken from [1]. 1. Jordan K. Steckloff, Carey M. Lisse, et al, The sublimative evolution of (486958) Arrokoth, Icarus, Volume 356, 2021, \begindata BODY2486958_POLE_RA = ( 317.488075, 0, 0 ) BODY2486958_POLE_DEC = ( -24.8876496, 0, 0 ) BODY2486958_PM = ( 270, 542.71, 0 ) BODY2486958_RADII = ( 100, 100, 100 ) \begintext