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STSS DEMO 2 (USA 209) (35938)
COSPAR: 2009-052B | Alt Name: STSS 2
DECAYED
Image
Additional Sources
Launch Details
Launch Date
September 25, 2009
Launch Site
Launch Pad
SLC17B
Launch Vehicle
Delta 7920-10C
Orbital Elements
NORAD ID
35938
International Designator
2009-052B
Decay Date
Unknown
Basic Satellite Info
Name
STSS DEMO 2 (USA 209)
Alternative Name
STSS 2
Type
Payload
Status
Non-operational
Owner
MDA
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Summary
STSS DEMO 2 (USA 209), also known as STSS 2, is an early warning satellite launched by the US on September 25, 2009, from Launch Complex SLC17B at Cape Canaveral Air Force Station using a Delta 7920-10C launch vehicle. It has dimensions of 1 meter in length and 2 meters in diameter with a span of 9 meters. The satellite weighs 1022 kilograms both dry and at launch, indicating no significant fuel consumption was planned for its operation. Its mission is to provide early warning through the use of acquisition and track sensors. It is equipped with two deployable solar arrays and batteries as power sources. Manufactured by Northrop Grumman Aerospace Systems (NGAS) on behalf of MDA, it has a box shape augmented by two panels. The satellite achieved an operational lifetime of 12 years, exceeding its planned lifespan of 2 years.
Physical Characteristics
Length
1
Diameter
2
Span
9
Dry Mass
1022
Launch Mass
1022
Shape
Box + 2 Pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
STSS-Demo 2
Purpose
Early warning
Mission
Early warning
Manufacturer
NGAS
Life Expectancy
2 years (planned); 12 years (achieved)
Bus
T310
Configuration
Unknown
Motor
AOCS
Equipment
Acquisition Sensor, Track Sensor
Power System
2 deployable solar arrays, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
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