A system, method, and computer program product for dynamic, cost effective reallocation of assets among a plurality of investment products comprising a processor, a memory and a computer program stored in the memory. A piston freely reciprocates within the cylinder housing using a linear electric motor. The registration apparatus and method may be utilized for voter or other registration andor another transaction. A second temperature detector disposed inside the fixing member contacts a center of an inner circumferential surface of the fixing member in the width direction, to detect the temperature of the fixing member. After a period of time, the harvester operator selects the first operating configuration and the recirculating tubers along with newly dug tubers are unloaded from the harvester.