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SatelliteIndex

Debris object · NORAD 28300 · COSPAR 1991-082M

DMSP 5D-2 F11 DEB

InactiveDebrisLEODebris derived

Altitude now

—

no element set

Velocity

—

Inclination

98.53°

Period

99.8 min

99.8 min

Perigee

744km

Apogee

754km

orbit unavailableNo orbital element set on file.· Metadata updated 10 h ago

Live position

Live position

Live position unavailable — no public orbital element set exists for this object (it may be classified, untracked or too small to catalogue).

Mission

Mission & classification

Mission type derived
Debris
Object type
Debris
Radar cross-section
0.0 m²

CelesTrak groups

Not listed in any CelesTrak group.

Aliases

  • DMSP 5D-2 F11 DEBCelestrak Satcat

Ownership

Operator & country

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

Launch

Launch

Launch page →
Launch date
28 Nov 1991
COSPAR launch id
1991-082
Launch site
Vandenberg Space Force Base (Western Range), California

Objects from the same launch · 40+

All objects from launch 1991-082 →

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
28300
COSPAR / international designator
1991-082M
SatelliteIndex id
sat_01M28X3JQRDNT1SKXHB1XGRVEM
Canonical slug
dmsp-5d-2-f11-deb-28300

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

DMSP 5D-2 F11 DEB — Live Orbit, NORAD 28300 | SatelliteIndex