Also called OPS-0757
Launch data:
| Designation | 03691 / 69013A |
| Launch date
| 09 Feb 1969 - 21:09 UT |
| Launch site | CC, LC41 |
| Launch vehicle | Titan 3C (#3C-17) |
| Mission
|
Military
communications |
| Geostationary orbit on: |
| Perigee / Apogee | 35 959 - 36 044 km |
| Inclination | 0,6° |
| Period | min |
Used by the US military to demonstrate the feasibility of using synchronous
satellites for tactical communications with mobile military field units,
aircraft, and ships.
Specifications
|
Prime
contractor
|
Hughes
|
|
Platform
|
|
|
Mass
at launch
|
730 kg |
|
Mass
in orbit
|
|
|
Dimension
|
2.8
m diameter
|
|
Solar
array
|
|
|
Stabilization
|
spin-stabilized
|
|
DC
power
|
|
|
Design
lifetime
|
|
3 antenna systems: an array of five UHF helices, two microwave horns for X-band
communications, and a biconical horn for telemetry and command.
End of life:
|
Out
of service
|
16
Dec 1972
|
UHF-band
|
Main
transponders
|
1 |
|
Backup
transponders
|
|
|
Power
|
7.5
W (SSTA)
|
|
Bandwidth
|
|
|
Coverage
|
|
|
EIRP
max
|
|
|
G/T
max
|
|
|
Polarization
|
|
X-band
|
Main
transponders
|
1 |
|
Backup
transponders
|
|
|
Power
|
1
W TWTA
|
|
Bandwidth
|
|
|
Coverage
|
|
|
EIRP
max
|
|
|
G/T
max
|
|
|
Polarization
|
|
Ref: #7 - update: 09.01.14