Table 1: Coefficients a_i for the four CMEs.

Object	a0	a1	a2	a3	Acceleration (m s-2)	Time in UT at t=0
CME1/core	1.063	-0.412	0.806	-0.260	52.3	00:00
CME1/LD	1.061	0.785	0.147	0	15.9	00:00
CME2/core	1.191	-0.465	0.326	0	35.2	00:12
CME2/LD	1.043	1.077	0.147	0	15.4	00:12
CME3	3.839	0.529	0.051	0	5.6	07:31
CME4	1.43	3.530	3.133	0.350	330	17:28