Satellite · NORAD 30798 · COSPAR 2007-004E
THEMIS E
- Operator United States
- Constellation —
- Country United States
Altitude now
71,334.7km
SGP4 propagation
Velocity
1.27km/s
Inclination
7.08°
Period
1.1 d
1,639.3 min
Perigee
900km
Apogee
78,453km
orbit agingOrbit updated 8 h ago · element epoch 11 Sept 2026 10:18 UTC (16.9 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
- 6.354° N
- Longitude
- 115.157° E
- Altitude
- 71334.7 km
- Velocity
- 1.266 km/s
- past 45 min
- next 90 min
- first fix from server render · element epoch 11 Sept 2026 10:18 UTC
Mission
Mission & classification
Ownership
Operator & country
- Operator
- —
- SATCAT owner code
- US · United States
- Country
- United States US
Launch
Launch
- Launch date
- 17 Feb 2007
- COSPAR launch id
- 2007-004
Objects from the same launch · 6
- THEMIS A30580PayloadActive
- ARTEMIS P1 (THEMIS B)30581PayloadActive
- ARTEMIS P2 (THEMIS C)30582PayloadActive
- THEMIS D30797PayloadActive
- DELTA 2 R/B(1)30585Rocket bodyDecayed
- DELTA 2 R/B(2)30799Rocket bodyDecayed
Change log
History
| Field | Change | Source | Date |
|---|---|---|---|
| Country Code | ∅ → US | Celestrak Satcat | 11 Sept 2026 18:53 UTC |
| Owner Code | ∅ → US | Celestrak Satcat | 11 Sept 2026 18:53 UTC |
| Orbit Class | ∅ → HEO | 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 min 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 | 12 Sept 2026 03:03 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
- 30798
- COSPAR / international designator
- 2007-004E
- SatelliteIndex id
- sat_01M28X2SWT01QM2JGQ9QTBM27K
- Canonical slug
- themis-e-30798
Orbit class, mission type and constellation membership are derived by SatelliteIndex (Science) — see the methodology. Positions are propagated estimates, not tracking measurements; never use them for conjunction assessment.