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FCC Seeks Clarity From SpaceX on Modification Plans for 29,000+ Starlinks

As it reviews SpaceX's requested modification for its second-generation satellites, including the company's authorization request for 22,488 pending satellites (see 2410150002), the FCC Space Bureau is seeking clarification on spectrum and orbital altitude issues. In a letter dated Tuesday, the…

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commission asked SpaceX to elaborate on additional frequency needed for the 7,500 previously-authorized satellites. It also asked whether any of its second-generation satellites would operate at 525-535 km or if they would all be in orbital shells of 475-485 km. Moreover, it asked whether the company could comply with existing ITU equivalent power flux density limits with the proposed upgrades to its system. And it asked that SpaceX provide its calculations of interference levels into geostationary orbit operations for the authorized 7,500 satellites and the 29,988-satellite system. It asked for answers to its questions by Feb. 7.