Tracking and Data Relay Satellite System: differenze tra le versioni
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Riga 52:
Il sistema TDRSS è integrato nella [[Space Flight Tracking and Data Network]] (STDN). I componenti principali dell'STDN sono la rete di servizi integrata NASA ([[NASA Integrated Services Network]], NISN), il centro di controllo di rete (network control center NCC), il centro operativo delle missioni (mission operations center, MOC), il servizio di elaborazione dei dati dei veicoli (spacecraft data processing facility, SDPF) e il laboratorio multi-missione di dinamica del volo (multi mission flight dynamics lab, MMFD).
La NISN costituisce la dorsale
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The NCC provides service planning, control, assurance and accountability. Service planning takes user requests and disseminates the information to the appropriate SN elements. Service control and assurance supports functions of real-time usage, such as receipt, validation, display and dissemination of TDRSS performance data. Service accountability provides accounting reports on the use of the NCC and network resources. The NCC was originally located at Goddard Space-flight Center, in Greenbelt, Maryland until 2000, when it was relocated to the WSC.
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