// GEO · WEST

171°W

National Aeronautics and Space Administration (NASA)/SES Americom (SES [Soci�t� Europ�enne des Satellites (SES)])

Satellites

First launch

Latest launch

Sparse

Congestion

Co-located satellites (2)

Satellite	Operator	Purpose	Launched
TDRS-6 (Tracking and Data Relay Satellite, TDRS-F) TDRS-6	National Aeronautics and Space Administration (NASA)/SES Americom (SES [Soci�t� Europ�enne des Satellites (SES)])	Communications	93
TDRS-11 (Tracking and Data Relay Satellite, TDRS K) TDRS-11	National Aeronautics and Space Administration (NASA)/Goddard Space Flight Center	Communications	13

FCC Authorizations (1)

Satellite	Licensee	Service	Administration	Call Sign
TDRSS (TDRS-171 / TDRS-11) 13.41-14.04 GHz (s-E) · 14.62-15.2 GHz (E-s)	SpaceData International LLC (NASA)	N/A	U.S.A.	N/A

Nearby positions

171.35°W0.3° away →174°W3.0° away →176.9°W5.9° away →176.96°W6.0° away →

Satellite names, operators, and positions from UCS Satellite Database (May 2023). FCC authorization data from the FCC Approved Space Station List. Satellite identifiers (NORAD/COSPAR) omitted; UCS identifier accuracy has not been independently verified. Curated descriptions and valuations from Clarke.