Yup, for values of "close" that are 3.5 minutes away, which seems pretty far considering how fast those things seem to move. I imagine the real limit will be r

Yup, for values of "close" that are 3.5 minutes away, which seems pretty far considering how fast those things seem to move. I imagine the real limit will be radio range (you might be able to use some inertial guidance to get the device back into the general area to be able to pick up the IR beacon).