BabelNet

bn:01719870n

Noun Named Entity

No term available

TDRS-4, known before launch as TDRS-D, is an American communications satellite, of first generation, which was operated by NASA as part of the Tracking and Data Relay Satellite System from 1989 until 2011. Wikipedia

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IS A

Tracking and Data Relay Satellite

PART OF

Tracking and Data Relay Satellite System

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FOLLOWED BY

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OPERATOR

SIGNIFICANT EVENT

SPACE LAUNCH VEHICLE

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