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SBS 2



General


Designation 12855 / 81096A
Launch date 24 Sep 1981
Country of origin United States
Mission Telecommunications
Geostationary orbit see below
Launch vehicle Thor Delta #156
Launch site Cape Canaveral


Location


Begin End Position
L: 24 Sep 1981    
< May 1992 Oct 1993 > 97°W
< Jun 1994 Aug 1996 71°W, inclined


End of life


Out of service Sep 1996
Cause Deorbited


External resources


sat-index articles


Technical data



Specifications


Prime contractor Hughes
Platform HS-376
Mass at launch  
Mass in orbit 540 kg
Diameter 2.16 m
Height 2.82 m (6.6 m stowed)
Stabilization Spin stabilized
DC power 1100 W
Design lifetime 7 years


Ku-band


Main transponders 10
Backup transponders  
Power 8 transponders of 20 W
2 transponders of 40 W
Bandwidth 43 MHz
Coverage US
EIRP max 43-40 dBW
Polarization linear H


Transponder frequency chart (GHz)


Horizontal
Downlink
Transponder Vertical
Uplink
11.725 14.025
11.774 14.074
11.823 14.123
11.872 14.172
11.921 14.221
11.970 14.270
12.019 14.319
12.068 14.368
12.117 14.417
12.166 10 14.466

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