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Preparing the latest launch data.

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

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OPS 6157 (DSP 4) (NORAD 6691) | T-Minus Zero

Satellite

OPS 6157 (DSP 4)

1973-040ANORAD 6691United States (US)

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Catalog

OwnerUnited States (US)

Object typePAY

Launch siteAFETR

Launch designator1973-040

Period1442.66 min

Inclination1.19°

Altitude35,874 km → 35,956 km

SATCAT updated2026-03-06T12:11:00.439+00:00

Orbit (latest)

No orbit elements found yet.