TDRS-5

USA

Spacecraft nº:

USA satellite nº:

TDRS = Tracking and Data Relay Satellite
Also called: TDRS-E

Launch data:

Designation	21639 / 91054B
Launch date	02 Aug 1991 - 15:02 UT
Launch site	MLP1, KSC LC-39A
Launch vehicle	Shuttle STS-43
Mission	Government/Commercial: Communications
Geostationary orbit on:
Perigee / Apogee	35773 x 35796 km
Eccentricity	2.73E-04
Inclination	9.4 deg
Period	1436.99 min

Spacecraft data:

Prime contractor	TRW Defense and Space Systems Group
Platform
Operator	SES Americom (SES= Societe Europienne des Satellites)
Mass at launch	3180 kg
Dry Mass	1600 kg
Basic shape
Dimension (m)
Solar array
Stabilization
DC power	1800 W
Design lifetime	10 yrs - still active

Location:

Begin	End	Position
		174°W
2009		167.14°W

Mission details:

TDRS-5 was deployed by Atlantis during STS-43, and remain in operation located at 161 degrees west.
Mission: Tracking and communications with space shuttle, other missions; leased access to C-band by Americom.

Ref.: #6n, #7, #15, #102, #226 - update: 07.02.14