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QQW-2 (20790)
COSPAR: 1990-081C | Alt Name: Da Qui Weixing 2
DECAYED
Image
Additional Sources
Launch Details
Launch Date
September 3, 1990
Launch Site
TAISC
Launch Pad
LC7
Launch Vehicle
Chang Zheng 4
Orbital Elements
NORAD ID
20790
International Designator
1990-081C
Decay Date
7/24/1991
Basic Satellite Info
Name
QQW-2
Alternative Name
Da Qui Weixing 2
Type
Payload
Status
Decayed
Owner
MAI2
Country
China
Constellation
N/A
Related Satellites
Major Events
N/A
Summary
QQW-2, also known as Da Qui Weixing 2, is a satellite with a NORAD catalog ID of 20790 and an object ID of 1990-081C. It was launched on September 3, 1990, from the Taiyuan Satellite Launch Center (TAISC), launch pad LC7, using a Chang Zheng 4 launch vehicle. The satellite is owned by MAI2 and manufactured by SISE in China. QQW-2 has a spherical shape with dimensions of 2.5 meters for length, diameter, and span. It weighs 3 kilograms both at launch and dry mass. The satellite carries the DQ-1B payload but lacks detailed information on its mission or purpose. Its radar cross-section (RCS) is recorded as 5.2976 square meters.
Physical Characteristics
Length
2.5
Diameter
2.5
Span
2.5
Dry Mass
3
Launch Mass
3
Shape
Sphere
Radar Cross Section
5.2976
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
DQ-1B
Purpose
Unknown
Mission
Unknown
Manufacturer
SISE
Life Expectancy
Unknown
Bus
QQW
Configuration
Unknown
Motor
Unknown
Equipment
Unknown
Power System
Unknown
ADCS
Unknown
Transmitter Frequency
Unknown
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