About S1-4
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 43618U 18071A 26063.15575986 .00000727 00000-0 69343-4 0 9997
2 43618 97.5197 299.0386 0001738 113.6790 246.4615 14.96198921407239
Epoch: Mar 4, 2026 •
Age: 31 hours
Current Status
Altitude 590.0 km
Velocity 7.57 km/s
Sub-Earth Point 73.01°N,
129.86°W
Launch Date Sep 16, 2018
Age 7.4 years
Type other
Technical Details
Classification Payload
Mass 444.00 kg
Dry Mass 400.00 kg
Total Mass 444.00 kg
Length 2.50 m
Diameter 1.00 m
Span 2.50 m
Shape Hept prism+cyl
Manufacturer SSTLA
Bus Type SSTL-300S1
Phase Status In Orbit
Owner/State SSTLA/UK
Large Constellations
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