I believe I understand you EnglishBob. (For some reason I never was emailed on the responses.) Yes, What you say about the joint centers is probably the problem I'm having. this is what I have there actor rEye:1 { channels { targetGeom PBMCC_01 { name LongHead initValue 0 hidden 0 forceLimits 4 min -100000 max 100000 trackingScale 0.00471209 keys { static 0 k 0 1 } interpStyleLocked 0 indexes 1162 numbDeltas 1162 deltas Am I missing something in here to put there position to the correct place?