Space Brief 6 Sep 2025
Today's brief covers China's latest experimental launch to GEO and new commercial satellites, insights from hyperspectral imagery on underground structures, and the Space Force's material testing for Mars missions.
SHIYAN 27C (63601)
COSPAR: 2025-078C | Alt Name: N/A
Image
Additional Sources
Launch Details
Launch Date
April 18, 2025
Launch Site
TSC
Launch Pad
LC9A
Launch Vehicle
Chang Zheng 6A
Orbital Elements
NORAD ID
63601
International Designator
2025-078C
Epoch
Sun, 19 Jul 2026 21:21:31 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
99.69°
Right Ascension
207.70°
Eccentricity
Calculating...
Argument of Perigee
84.69°
Period
106.10 min
Mean Motion
13.57 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Explore in the Catalog
Basic Satellite Info
Name
SHIYAN 27C
Alternative Name
N/A
Type
Payload
Status
Operational
Owner
CAST
Country
China
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 63601U 25078C 26200.88995242 -.00000028 00000+0 22633-4 0 9995
2 63601 99.6912 207.6957 0001152 84.6858 275.4412 13.57248858 61977
Source: Celestrak
Summary
Apologies, there is no summary for this satellite yet. I am working to generate these for every object in the catalog, but it is going to take time.
Physical Characteristics
Length
0.3
Diameter
3.0
Span
10.0
Dry Mass
300
Launch Mass
300
Shape
Box+pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Shiyan 27 hao 03 xing
Purpose
Unknown
Mission
Unknown
Manufacturer
CAST
Life Expectancy
Unknown
Bus
SW27
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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