Satellite · NORAD 57832 · COSPAR 2023-139C
YAOGAN-40 01B
- Operator China military / Yaogan programme
- Constellation Yaogan
- Country China
Altitude now
863.2km
SGP4 propagation
Velocity
7.43km/s
Inclination
85.99°
Period
101.9 min
101.9 min
Perigee
850km
Apogee
852km
orbit freshOrbit updated 8 h ago · element epoch 11 Sept 2026 15:38 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
- 83.072° N
- Longitude
- 31.559° E
- Altitude
- 863.2 km
- Velocity
- 7.428 km/s
- past 45 min
- next 90 min
- first fix from server render · element epoch 11 Sept 2026 15:38 UTC
Mission
Mission & classification
Ownership
Operator & country
- SATCAT owner code
- PRC · People's Republic of China
- Country
- China CN
Launch
Launch
- Launch date
- 10 Sept 2023
- COSPAR launch id
- 2023-139
- Launch site
- Taiyuan Satellite Launch Center
Objects from the same launch · 5
- CZ-6A DEB57834DebrisInactive
- YAOGAN-40 01A57830PayloadActive
- YAOGAN-40 01C57833PayloadActive
- CZ-6A R/B57831Rocket bodyInactive
- CZ-6A R/B57835Rocket bodyInactive
Change log
History
| Field | Change | Source | Date |
|---|---|---|---|
| Owner Code | ∅ → PRC | 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% |
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
- 57832
- COSPAR / international designator
- 2023-139C
- SatelliteIndex id
- sat_01M28X2SXR9AWCDRCXEZCJ2KVV
- Canonical slug
- yaogan-40-01b-57832
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.