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SatelliteIndex

Satellite · NORAD 16277 · COSPAR 1985-109E

STS 61B OEX TARGET

DecayedPayloadLEOUnknown derived

Altitude now

—

object decayed

Velocity

—

Inclination

28.46°

Period

88.9 min

88.9 min

Perigee

218km

Apogee

225km

orbit unavailableNo orbital element set on file — decayed 02 Mar 1987.· Metadata updated 9 h ago

Live position

Live position

Live position unavailable — this object re-entered the atmosphere on 02 Mar 1987 and is no longer tracked.

Mission

Mission & classification

Mission type derived
Unknown
Object type
Payload
SATCAT ops status
Decayed [D]
Radar cross-section
0.1 m²

CelesTrak groups

Not listed in any CelesTrak group.

Aliases

  • STS 61B OEX TARGETCelestrak Satcat

Ownership

Operator & country

Operator
—
SATCAT owner code
US · United States
Country
United States US

Launch

Launch

Launch page →
Launch date
27 Nov 1985
COSPAR launch id
1985-109
Launch site
Cape Canaveral / Kennedy Space Center (Eastern Range), Florida

Objects from the same launch · 7

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
16277
COSPAR / international designator
1985-109E
SatelliteIndex id
sat_01M28X3JNPWAC861BB3PEBHJ64
Canonical slug
sts-61b-oex-target-16277

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