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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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SL-6 R/B(2) (NORAD 20666) | T-Minus Zero

Satellite

SL-6 R/B(2)

1990-055DNORAD 20666Commonwealth of Independent States (CIS)

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Catalog

OwnerCommonwealth of Independent States (CIS)

Object typeRB

Launch sitePLMSC

Launch designator1990-055

Period95.77 min

Inclination62.78°

Altitude540 km → 572 km

RCS4.320 m²

SATCAT updated2026-06-09T06:11:18.478+00:00

Groups

visual

Orbit (latest)

Epoch2026-06-09T03:17:40.312896+00:00

Inclination62.7838°

RAAN302.7687°

Eccentricity0.0039387

Mean motion15.039766 rev/day

Sourcegp

Fetched2026-06-09T12:11:31.263+00:00