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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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OKEAN-3 (NORAD 21397) | T-Minus Zero

Satellite

OKEAN-3

1991-039ANORAD 21397Commonwealth of Independent States (CIS)

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Catalog

OwnerCommonwealth of Independent States (CIS)

Object typePAY

Launch sitePLMSC

Launch designator1991-039

Period95.70 min

Inclination82.52°

Altitude542 km → 562 km

RCS8.213 m²

SATCAT updated2026-06-15T06:11:13.957+00:00

Groups

visual

Orbit (latest)

Epoch2026-06-14T05:07:53.61168+00:00

Inclination82.5158°

RAAN243.2642°

Eccentricity0.0014330

Mean motion15.053110 rev/day

Sourcegp

Fetched2026-06-14T12:11:23.203+00:00