Satellite · NORAD 8416 · COSPAR 1975-102A
COSMOS 777
- Operator Russian Ministry of Defence
- Constellation Kosmos (Russian military / government)
- Country Russia
Altitude now
—
object decayed
Velocity
—
Inclination
65.11°
Period
89.5 min
89.5 min
Perigee
241km
Apogee
256km
orbit unavailableNo orbital element set on file — decayed 03 Jun 1976.· Metadata updated 7 d ago
Live position
Live position
Live position unavailable — this object re-entered the atmosphere on 03 Jun 1976 and is no longer tracked.
Mission
Mission & classification
- Mission type derived
- Military
- Object type
- Payload
- SATCAT ops status
- Decayed [D]
- Radar cross-section
- —
- Constellation membership derived
- Kosmos (Russian military / government) via name_pattern
CelesTrak groups
Not listed in any CelesTrak group.
Aliases
- COSMOS 777Celestrak Satcat
Ownership
Operator & country
- Operator
- Russian Ministry of Defence
- SATCAT owner code
- CIS · Commonwealth of Independent States (former USSR)
- Country
- Russia RU
Launch
Launch
- Launch date
- 29 Oct 1975
- COSPAR launch id
- 1975-102
- Launch site
- Baikonur Cosmodrome (Tyuratam)
Objects from the same launch · 40+
- COSMOS 777 DEB8622DebrisDecayed
- COSMOS 777 DEB8623DebrisDecayed
- COSMOS 777 DEB8624DebrisDecayed
- COSMOS 777 DEB8625DebrisDecayed
- COSMOS 777 DEB8626DebrisDecayed
- COSMOS 777 DEB8627DebrisDecayed
- COSMOS 777 DEB8628DebrisDecayed
- COSMOS 777 DEB8629DebrisDecayed
- COSMOS 777 DEB8630DebrisDecayed
- COSMOS 777 DEB8631DebrisDecayed
- COSMOS 777 DEB8632DebrisDecayed
- COSMOS 777 DEB8633DebrisDecayed
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
Transparency
Sources & provenance
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
No events detected for this object yet. Launches, decays and orbit changes are generated by the derived-analytics connector.
Reference
Identifiers
- NORAD catalogue number
- 8416
- COSPAR / international designator
- 1975-102A
- SatelliteIndex id
- sat_01M28X3JMA43G9WDSEF832KGD0
- Canonical slug
- cosmos-777-8416
Orbit class, mission type and constellation membership are derived by SatelliteIndex (Military) — see the methodology. Positions are propagated estimates, not tracking measurements; never use them for conjunction assessment.