About Checkmate 1
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 56168U 23050G 26063.43415997 .00000138 00000-0 11261-3 0 9991
2 56168 81.0072 172.3976 0010280 265.0644 94.9339 13.84935926147592
Epoch: Mar 4, 2026 •
Age: 32 hours
Current Status
Altitude 963.7 km
Velocity 7.37 km/s
Sub-Earth Point 60.48°N,
88.22°W
Launch Date Apr 2, 2023
Age 2.9 years
Type other
Technical Details
Classification Payload
Mass 300.00 kg
Dry Mass 300.00 kg
Total Mass 300.00 kg
Length 1.00 m
Diameter 0.60 m
Span 2.00 m
Shape Box + panels
Manufacturer YORKSS
Bus Type S-Class
Phase Status In Orbit
Owner/State SDA/US
Large Constellations
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