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STTW-T2 (14899)
COSPAR: 1984-035A | Alt Name: Shiyan Tongbu Tongxin Wx.
Image
Additional Sources
Launch Details
Launch Date
April 8, 1984
Launch Site
XICLF
Launch Pad
LC3
Launch Vehicle
Chang Zheng 3
Orbital Elements
NORAD ID
14899
International Designator
1984-035A
Epoch
Fri, 03 Jul 2026 20:41:44 GMT
Apogee
Calculating...
Perigee
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Inclination
9.43°
Right Ascension
317.83°
Eccentricity
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Argument of Perigee
193.17°
Period
1436.97 min
Mean Motion
1.00 rev/day
Latitude
Calculating...
Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
Basic Satellite Info
Name
STTW-T2
Alternative Name
Shiyan Tongbu Tongxin Wx.
Type
Payload
Status
Non-operational
Owner
MAI
Country
China
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 14899U 84035A 26184.86232090 -.00000356 00000-0 00000-0 0 9997
2 14899 9.4279 317.8312 0007002 193.1668 202.7382 1.00210799 47545
Source: Celestrak
Summary
The satellite STTW-T2 (Shiyan Tongbu Tongxin Wx.) is identified by NORAD Catalog ID 14899 and OBJECT_ID 1984-035A, using the DFH-2 Bus configuration. Launched on April 8, 1984 from Xichang Satellite Launch Center (XICLF) at Launch Pad LC3 via Chang Zheng 3 launch vehicle, it was manufactured by CAST and operates for communication purposes under the ownership of MAI with a payload designated as STW. The satellite measures 1.6 meters in length, has a diameter and span of 2.1 meters, weighs 395 kg at launch, and its dry mass is also recorded as 395 kg. It utilizes solar cells and batteries for power generation and features a cylindrical shape with antennas. The spacecraft's reflective surface area (RCS) measures 3.981 square meters.
Physical Characteristics
Length
1.6
Diameter
2.1
Span
2.1
Dry Mass
395
Launch Mass
395
Shape
Cyl + Ant
Radar Cross Section
3.981
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
STW
Purpose
Communication
Mission
Communication
Manufacturer
CAST
Life Expectancy
Unknown
Bus
DFH-2
Configuration
DFH-2 Bus
Motor
FG-15
Equipment
?
Power System
Solar cells, batteries
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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