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TECHEDSAT 4 (40455)
COSPAR: 1998-067FY | Alt Name: TechEdSat-4
DECAYED
Image
Additional Sources
Launch Details
Launch Date
November 20, 1998
Launch Site
Launch Pad
Pad 0A
Launch Vehicle
Antares 120
Orbital Elements
NORAD ID
40455
International Designator
1998-067FY
Decay Date
4/3/2015
Basic Satellite Info
Name
TECHEDSAT 4
Alternative Name
TechEdSat-4
Type
Payload
Status
Decayed
Owner
ARC/SJSU
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Summary
TECHEDSAT 4, also known as TechEdSat-4, is a CubeSat (3U) satellite launched on November 20, 1998, from the Mid-Atlantic Regional Spaceport (TYMSC), Pad 0A, using an Antares 120 launch vehicle. It was manufactured by SJSU and owned jointly by ARC/SJSU with a mission focused on technology and education. The satellite has dimensions of 0.3 meters in length, 0.1 meter in diameter, and spans 0.8 meters. Weighing 4 kilograms both at launch and dry mass, it is powered by solar cells and batteries. Its shape consists of a box with a truss and sail design, equipped with an Exo-Brake system for de-orbit control. TECHEDSAT 4's purpose was primarily technology demonstration and educational outreach, operating on a short 10-day lifetime before becoming stable on March 4, 2015.
Physical Characteristics
Length
0.3
Diameter
0.1
Span
0.8
Dry Mass
4
Launch Mass
4
Shape
Box+truss+sail
Radar Cross Section
0.126
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
TES-4
Purpose
Technology, education
Mission
Technology, education
Manufacturer
SJSU
Life Expectancy
10 days
Bus
Cubesat 3U
Configuration
CubeSat (3U)
Motor
None
Equipment
Exo-Brake
Power System
Solar cells, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
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