Find USA 21

NORAD ID: 17506 Int'l Des: 1987-015 Owner: NRO/SAFSP Country: US unknown
MEOELLIPTICALHEO_ELLIPTICALSEMI_SYNCMOLNIYA

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About USA 21

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Two-Line Element Set

1 17506U 87015A 26045.14445649 -.00000778 00000-0 -21159-2 0 9998
2 17506 62.9671 273.1681 7275603 278.0632 12.4511 2.01482512 42766
Epoch: Feb 14, 2026 • Age: 2429 hours

Current Status

Altitude 16730.6 km
Velocity 4.41 km/s
Sub-Earth Point 26.47°N, 49.67°E
Launch Date Feb 12, 1987
Age 39.2 years
Type military

Technical Details

Classification Payload
Mass 800.00 kg
Dry Mass 650.00 kg
Total Mass 800.00 kg
Length 7.00 m
Diameter 2.40 m
Span 7.00 m
Shape Cyl + 2 Dish
Manufacturer HSES
Bus Type SDS
Phase Status In Orbit
Owner/State NRO/SAFSP/US

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