| http://www.w3.org/ns/prov#value | - A method of operating a satellite in a zero-drift constellation to establish a communications channel with a user terminal, said zero-drift constellation having N crosslinked satellites, where N is a integer greater than two, the satellites being located in N orbital planes, orbiting the earth in circular orbits, and producing a common ground track which repeats after n revolutions, where n is odd
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