This, of course is done by slowly moving the ship several miles above. It's a painstaking exercise in delayed reaction. The movement of the ship has to transferred to the end of the pipe string far below. It takes a while to catch up. Too abrupt a motion and the pipe will begin swinging like a pendulum.
Excitement rises for a minute when what looks like the edge of circular object appears.
It turns out to be a piece of cable lying on the bottom. Occasionally the image is blurred by what look like subsea dust storms. Its probably sediment being stirred up by currents. There is speculation that the coordinates are wrong. After all, when the hole was drilled in 1975 there was no GPS system.