About

INMARSAT II F-4

operational
NORAD ID: 21940 • Int'l Des: 1992-021 • Owner: INMAR • Country: I-INM
HEOCIRCULAR
POV Track Ground

About INMARSAT II F-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 21940U 92021B 25277.79503072 -.00000020 00000-0 00000+0 0 9998
2 21940 11.9201 17.0496 0009743 173.4730 175.5260 0.97942022 48145
Epoch: Oct 4, 2025 • Age: 9 hours

Current Status

Altitude 36430.1 km
Velocity 3.05 km/s
Sub-Earth Point 10.87°N, 63.48°E
Launch Date Apr 15, 1992
Age 33.4 years
Type communications

Technical Details

Classification Payload
Mass 1310.00 kg
Dry Mass 624.00 kg
Total Mass 1310.00 kg
Length 2.40 m
Diameter 1.50 m
Span 14.90 m
Shape Box + 2 Pan
Manufacturer BAES
Bus Type Eurostar 1000
Phase Status Renamed
Owner/State INMAR/I-INM
Data: planet4589.org

Large Constellations

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