Conducted to determine the capabilities of the orbiting camera, a test search earlier this month demonstrated the difficulty of distinguishing a lander even if the location is known.
At my first testlocation, the T-Mobile Rocket drove the ThinkPad to an average download speed of 4.88 megabits per second, versus just 1.36 megabits per second for the Verizon data modem.
Martin Wright, managing director of Marine Current Turbines, said Strangford Lough had one of the strongest tidal currents in the British Isles and was therefore "a perfect location for us to test a pre-commercial device".