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Such fine control would be employed in certain experimental set-ups in space where precise positioning of a craft was essential.
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Ultimately, the Compass Navigation System could be used worldwide to provide precise positioning data for the Chinese military similar to information already produced by the U.S. GPS for military field commanders.
CENTERFORSECURITYPOLICY: 2007: A Chinese space odyssey
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Aircraft equipped with ADS-B are able to automatically send highly precise data, such as aircraft positioning and speed, to air traffic controllers every second.
BBC: The key to preventing lost planes
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In 2003, Skyhook pioneered the development of the Wi-Fi Positioning System to provide precise and reliable location results in urban areas.
ENGADGET: Motorola gives Google the boot, turns to Skyhook for location services
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But chip makers are having trouble making more precise beams, and the Global Positioning System, which allows people to locate themselves to within a few metres on the surface of the earth, is limited by the performance of its atomic clocks.
ECONOMIST: A new way has been devised to make a peculiar form of matter
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For example, researchers in Arizona are using real-time kinematic global positioning systems, an ultra-precise version of GPS that can measure positions with sub-inch accuracy levels, to control weeds in cotton fields with steel cultivators.
FORBES: American Agriculture's 'Sputnik Moment'
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While the Danish keeper's positioning could have been better in both cases, Japan's strikes were precise and superbly-executed, making a mockery of the difficulty players have been having with the much-maligned Jabulani ball.
BBC: Denmark 1-3 Japan