OPS 8781

operational
NORAD ID: 10502 Int'l Des: 1977-112 Owner: NRO/NRL Country: US
LEO

About OPS 8781

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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 10502U 77112A 26009.66878121 .00002341 00000-0 49737-3 0 9995
2 10502 63.3272 195.6058 0486100 159.9649 202.1249 14.06994441 85767
Epoch: Jan 9, 2026 • Age: 36 hours

Current Status

Altitude 737.4 km
Velocity 7.57 km/s
Sub-Earth Point 63.43°N, 108.44°E
Launch Date Dec 8, 1977
Age 48 years
Type other

Technical Details

Classification Payload
Mass 559.00 kg
Dry Mass 559.00 kg
Total Mass 590.00 kg
Length 1.60 m
Diameter 1.50 m
Span 2.70 m
Shape Box + Ant
Manufacturer NRL
Bus Type NOSS MSD
Phase Status Attached in Orbit
Owner/State NRO/NRL/US

Large Constellations

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