Space Brief 4 Feb 2025
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SHIYAN 20B (SY-20B) (54700)
COSPAR: 2022-169B | Alt Name: Shiyan 20B
Image
Additional Sources
Launch Details
Launch Date
December 12, 2022
Launch Site
JSC
Launch Pad
LC43/94
Launch Vehicle
Chang Zheng 4C
Orbital Elements
NORAD ID
54700
International Designator
2022-169B
Epoch
Mon, 20 Jul 2026 05:59:54 GMT
Apogee
Calculating...
Perigee
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Inclination
60.00°
Right Ascension
131.24°
Eccentricity
Calculating...
Argument of Perigee
254.15°
Period
100.73 min
Mean Motion
14.30 rev/day
Latitude
Calculating...
Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
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Basic Satellite Info
Name
SHIYAN 20B (SY-20B)
Alternative Name
Shiyan 20B
Type
Payload
Status
Operational
Owner
SAST
Country
China
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 54700U 22169B 26201.24993265 .00000000 00000+0 53321-4 0 9994
2 54700 59.9967 131.2436 0007690 254.1486 105.8702 14.29549091188087
Source: Celestrak
Summary
SHIYAN 20B (SY-20B), also known as Shiyan 20B, is a technology satellite launched on December 12, 2022, from the Jiuquan Satellite Launch Center's LC43/94 launch pad by China using the Chang Zheng 4C launch vehicle. The satellite was manufactured by SAST and has dimensions of 2.5 meters in length and diameter with a span of 5 meters. It has a dry mass and launch mass both at 500 kilograms. SHIYAN 20B's shape is described as Box + 2 Pan, indicating it likely has solar panels or antennas extending from its main body for operational purposes. The satellite's purpose is technology-related, though specific details regarding its equipment and mission objectives are not provided.
Physical Characteristics
Length
2.5
Diameter
2.5
Span
5
Dry Mass
500
Launch Mass
500
Shape
Box + 2 Pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Shiyan 20B
Purpose
Technology
Mission
Technology
Manufacturer
SAST
Life Expectancy
Unknown
Bus
Unknown
Configuration
Unknown
Motor
Unknown
Equipment
Unknown
Power System
Unknown
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
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