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Preparing the latest launch data.

T-Minus Zero

Primary launch schedule data: The Space Devs - Launch Library 2

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USA 31 (NORAD 19458) | T-Minus Zero

Satellite

USA 31

1988-077ANORAD 19458United States (US)

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Catalog

OwnerUnited States (US)

Object typePAY

Launch siteAFETR

Launch designator1988-077

Period717.17 min

Inclination27.34°

Altitude782 km → 39,543 km

SATCAT updated2026-03-16T12:11:05.465+00:00

Orbit (latest)

No orbit elements found yet.