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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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OPS 5390 (DMSP 5D-1 F4) (NORAD 11389) | T-Minus Zero

Satellite

OPS 5390 (DMSP 5D-1 F4)

1979-050ANORAD 11389United States (US)Ops: -

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Catalog

OwnerUnited States (US)

Object typePAY

Launch siteAFWTR

Launch designator1979-050

Period100.75 min

Inclination98.61°

Altitude786 km → 803 km

SATCAT updated2026-03-19T06:11:01.066+00:00

Orbit (latest)

No orbit elements found yet.