Hi Rick,
Thank you so much for the response. Below is the output.
[hlhp-105:AES131/AES131.Ex/Proc_results] titus% 3dinfo -prefix -n4 -orient -o3 follow_ROI_FSvent+tlrc rm.det_pcin_rall+tlrc
follow_ROI_FSvent 96 114 96 1 LPI 95.000000 131.000000 -77.000000
rm.det_pcin_rall 96 114 96 237 LPI 95.000000 131.000000 -77.000000
Have a good rest of the weekend,
Jun