Table 1.

Transaxial displacements and rotations from the initial position used in the 3D AC brain-mode acquisition phantom trial.

2.5-minute PET displacement acquisition	Horizontal displacement left (mm)	Vertical displacement up (mm)	Clockwise rotation (degrees)
Initial	0	0	0
Second	2.0	0.5	1.7
Third	5.0	1.2	3.9
Fourth	9.1	2.0	7.2