Satellite · NORAD 38339 · COSPAR 2012-025C
SDS-4
- Operator Japan
- Constellation —
- Country Japan
Altitude now
644.9km
SGP4 propagation
Velocity
7.54km/s
Inclination
98.14°
Period
97.6 min
97.6 min
Perigee
637km
Apogee
647km
orbit freshOrbit updated 7 h ago · element epoch 11 Sept 2026 18:12 UTC (5.1 h old)· Metadata updated 7 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
- 48.851° N
- Longitude
- 1.481° E
- Altitude
- 644.9 km
- Velocity
- 7.543 km/s
- past 45 min
- next 90 min
- first fix from server render · element epoch 11 Sept 2026 18:12 UTC
Mission
Mission & classification
Ownership
Operator & country
- Operator
- —
- SATCAT owner code
- JPN · Japan
- Country
- Japan JP
Launch
Launch
- Launch date
- 17 May 2012
- COSPAR launch id
- 2012-025
- Launch site
- Tanegashima Space Center
Objects from the same launch · 40+
- H-2A DEB38345DebrisDecayed
- H-2A DEB38346DebrisDecayed
- H-2A DEB38347DebrisInactive
- H-2A DEB39002DebrisDecayed
- H-2A DEB39003DebrisDecayed
- H-2A DEB39004DebrisDecayed
- H-2A DEB39005DebrisDecayed
- H-2A DEB39006DebrisDecayed
- H-2A DEB39007DebrisDecayed
- H-2A DEB43397DebrisDecayed
- H-2A DEB43398DebrisDecayed
- H-2A DEB43399DebrisDecayed
Change log
History
| Field | Change | Source | Date |
|---|---|---|---|
| Country Code | ∅ → JP | Celestrak Satcat | 11 Sept 2026 18:53 UTC |
| Owner Code | ∅ → JPN | 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 7 h ago
CelesTrak SATCATcommunity
Satellite catalog data courtesy of CelesTrak.
last sync 11 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 22:59 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
- 38339
- COSPAR / international designator
- 2012-025C
- SatelliteIndex id
- sat_01M28X2SWWDCTX9MYDGY0F69RC
- Canonical slug
- sds-4-38339
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.