Ground Station Ephemeris Service

機械支援の翻訳下書き (Japanese) for "Ground Station Ephemeris Service": Ground Station Ephemeris Service is a space data service that publishes precise position and velocity data for mission planning for antenna, scheduling, and downlink operations. It uses orbit determination, time standards, and versioned trajectory products so teams can align navigation, communications, and safety analysis while keeping evidence, reliability, and public-safe operational boundaries clear.

“例文の下書き: The mission team used Ground Station Ephemeris Service when the antenna handoff began, so the team could align navigation, communications, and safety analysis before the next mission decision point.”