S1-4

operational
NORAD ID: 43618 Int'l Des: 2018-071 Owner: SSTLA Country: UK
LEOCIRCULARRETROGRADESSO

About S1-4

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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 26011.26110876 .00001299 00000-0 11996-3 0 9990
2 43618 97.5244 249.1542 0001288 49.3599 310.7735 14.96257231399478
Epoch: Jan 11, 2026 • Age: 7 hours

Current Status

Altitude 591.3 km
Velocity 7.57 km/s
Sub-Earth Point 82.36°N, 136.33°W
Launch Date Sep 16, 2018
Age 7.3 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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