About JCSAT 4B
Group: 3 satellites
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Live Position
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Upcoming Passes
Altitude History
Altitude vs Time
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Two-Line Element Set
1 38331U 12023A 26018.53568583 .00000000 00000-0 00000-0 0 9996
2 38331 0.0270 64.0510 0001746 231.3327 139.4269 1.00270051 50032
Epoch: Jan 18, 2026 •
Age: 7 hours
Current Status
Altitude 35789.8 km
Velocity 3.07 km/s
Sub-Earth Point 0.05°N,
124.02°E
Launch Date May 15, 2012
Age 13.6 years
Type other
Technical Details
Classification Payload
Mass 4528.00 kg
Dry Mass 2000.00 kg
Total Mass 4528.00 kg
Length 6.00 m
Diameter 2.60 m
Span 27.00 m
Shape Box + 2 pan
Manufacturer LMCSS
Bus Type A2100AXS
Phase Status In Orbit
Owner/State SKPJ/J
Large Constellations
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