5.365 5.235 20 49.5 ! a_initial [AU], a_final [AU], tau [Myr], t0[Myr] - semimajor axis, migration timescale and the initial delay for planets (excluding the Sun), a_i is the same as in tp_inv.elmts file! 8.415 8.493 50 55.2 18.53 19.37 55 57.4 28.21 30.26 75 58.5