Satellite · NORAD 64881 · COSPAR 2025-155F
239ALFEROV (RS61S)
- Operator Commonwealth of Independent States (former USSR)
- Constellation —
- Country Russia
Altitude now
477.2km
SGP4 propagation
Velocity
7.63km/s
Inclination
97.46°
Period
93.8 min
93.8 min
Perigee
457km
Apogee
464km
orbit freshOrbit updated 8 h ago · element epoch 11 Sept 2026 13:58 UTC (7.3 h old)· Metadata updated 8 h ago
Live position
Ground track & current position
Propagated client-side every 5 s from the latest element set (SGP4). Accuracy degrades with element age.
Loading ground track…
- Latitude
- 51.731° S
- Longitude
- 86.029° E
- Altitude
- 477.2 km
- Velocity
- 7.628 km/s
- past 45 min
- next 90 min
- first fix from server render · element epoch 11 Sept 2026 13:58 UTC
Mission
Mission & classification
Ownership
Operator & country
- Operator
- —
- SATCAT owner code
- CIS · Commonwealth of Independent States (former USSR)
- Country
- Russia RU
Launch
Launch
- Launch date
- 25 Jul 2025
- COSPAR launch id
- 2025-155
- Launch site
- Vostochny Cosmodrome
Objects from the same launch · 19
- IONOSFERA-M 364876PayloadActive
- IONOSFERA-M 464877PayloadActive
- INNOSAT 16 (RS92S7)64878PayloadActive
- GEOSCAN 6 (RS92S6)64879PayloadActive
- GEOSCAN 1 (RS92S1)64880PayloadActive
- OBJECT G64882PayloadActive
- OBJECT H64883PayloadActive
- OBJECT J64884PayloadActive
- OBJECT K64885PayloadActive
- OBJECT L64886PayloadActive
- OBJECT M64887PayloadActive
- OBJECT N64888PayloadActive
Change log
History
| Field | Change | Source | Date |
|---|---|---|---|
| Country Code | ∅ → RU | Celestrak Satcat | 11 Sept 2026 18:53 UTC |
| Owner Code | ∅ → CIS | Celestrak Satcat | 11 Sept 2026 18:53 UTC |
| Orbit Class | ∅ → LEO | Celestrak | 11 Sept 2026 18:53 UTC |
Regulatory
UN registration
Transparency
Sources & provenance
CelesTrakcommunity
Orbital data courtesy of CelesTrak (Dr. T.S. Kelso).
last sync 6 h ago
CelesTrak SATCATcommunity
Satellite catalog data courtesy of CelesTrak.
last sync 8 h ago
Field provenance
| Field | Source | Observed | Confidence |
|---|---|---|---|
| Canonical Name | CelesTrak SATCAT | 11 Sept 2026 18:53 UTC | 100% |
| Decay Date | CelesTrak SATCAT | 11 Sept 2026 18:53 UTC | 100% |
| Launch Date | CelesTrak SATCAT | 11 Sept 2026 18:53 UTC | 100% |
| Object Type | CelesTrak SATCAT | 11 Sept 2026 18:53 UTC | 100% |
| Orbital Elements | CelesTrak | 11 Sept 2026 20:57 UTC | 100% |
| Owner Code | CelesTrak SATCAT | 11 Sept 2026 18:53 UTC | 100% |
| Status | CelesTrak SATCAT | 11 Sept 2026 18:53 UTC | 100% |
Quality flags
- UNKNOWN_OPERATORactive payload without resolved operator11 Sept 2026
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
- 64881
- COSPAR / international designator
- 2025-155F
- SatelliteIndex id
- sat_01M28X2SYJ0RC3WZE3RSPXTC9S
- Canonical slug
- 239alferov-rs61s-64881
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.