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SatelliteIndex

Rocket body · NORAD 68537 · COSPAR 2026-061S

SL-4 R/B

DecayedRocket bodyLEORocket body derived
  • Operator Commonwealth of Independent States (former USSR)
  • Constellation —
  • Country Russia

Altitude now

—

object decayed

Velocity

—

Inclination

82.29°

Period

87.2 min

87.2 min

Perigee

128km

Apogee

143km

orbit unavailableNo orbital element set on file — decayed 16 May 2026.· Metadata updated 8 h ago

Live position

Live position

Live position unavailable — this object re-entered the atmosphere on 16 May 2026 and is no longer tracked.

Mission

Mission & classification

Mission type derived
Rocket body
Object type
Rocket body
SATCAT ops status
Decayed [D]
Radar cross-section
—

CelesTrak groups

Not listed in any CelesTrak group.

Aliases

  • SL-4 R/BCelestrak Satcat

Ownership

Operator & country

Operator
—
SATCAT owner code
CIS · Commonwealth of Independent States (former USSR)
Country
Russia RU

Launch

Launch

Launch page →
Launch date
23 Mar 2026
COSPAR launch id
2026-061
Launch site
Plesetsk Cosmodrome

Objects from the same launch · 16

All objects from launch 2026-061 →

Change log

History

No changes recorded since first ingestion on 11 Sept 2026 18:54 UTC. Status, orbit class, name and ownership changes are logged here as sources are re-ingested.

Regulatory

UN registration

UN Register of Objects Launched into Outer Space (UNOOSA) — connector planned, not yet ingested; registration unavailable

Transparency

Sources & provenance

All sources →

No source is linked to this record yet — the catalogue row exists but no provenance entry has been written for it.

Field provenance

No field-level provenance recorded.

Timeline

Events

All events →

No events detected for this object yet. Launches, decays and orbit changes are generated by the derived-analytics connector.

Reference

Identifiers

NORAD catalogue number
68537
COSPAR / international designator
2026-061S
SatelliteIndex id
sat_01M28X3JX0JMPWEX8W8KDSF6R5
Canonical slug
sl-4-r-b-68537

Orbit class, mission type and constellation membership are derived by SatelliteIndex (Rocket body) — see the methodology. Positions are propagated estimates, not tracking measurements; never use them for conjunction assessment.