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SatelliteIndex

Satellite · NORAD 21152 · COSPAR 1991-019A

NADEZHDA 3

UnknownPayloadLEOUnknown derived
  • Operator Commonwealth of Independent States (former USSR)
  • Constellation —
  • Country Russia

Altitude now

—

no element set

Velocity

—

Inclination

82.92°

Period

104.8 min

104.8 min

Perigee

953km

Apogee

1,014km

orbit unavailableNo orbital element set on file.· Metadata updated 20 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
Unknown
Object type
Payload
SATCAT ops status
Non-operational [-]
Radar cross-section
2.4 m²

CelesTrak groups

Not listed in any CelesTrak group.

Aliases

  • NADEZHDA 3Celestrak Satcat

Ownership

Operator & country

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

Launch

Launch

Launch page →
Launch date
12 Mar 1991
COSPAR launch id
1991-019
Launch site
Plesetsk Cosmodrome

Objects from the same launch · 1

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
21152
COSPAR / international designator
1991-019A
SatelliteIndex id
sat_01M28X3JPHMZEEK2X1REP5E48R
Canonical slug
nadezhda-3-21152

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.