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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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COSMOS 554 DEB (NORAD 6503) | T-Minus Zero

Satellite

COSMOS 554 DEB

1973-021BLNORAD 6503Commonwealth of Independent States (CIS)Ops: D

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Catalog

OwnerCommonwealth of Independent States (CIS)

Object typeDEB

Launch sitePLMSC

Launch designator1973-021

Period88.86 min

Inclination72.86°

Altitude183 km → 253 km

SATCAT updated2026-01-31T13:30:02.687+00:00

Orbit (latest)

No orbit elements found yet.