Satellite · NORAD 25989 · COSPAR 1999-066A
XMM-NEWTON
- Operator European Space Agency
- Constellation —
- Country —
Altitude now
38,439.4km
SGP4 propagation
Velocity
3.44km/s
Inclination
64.03°
Period
2.0 d
2,872.7 min
Perigee
29,438km
Apogee
91,686km
orbit freshOrbit updated 9 h ago · element epoch 12 Sept 2026 02:46 UTC (-3.5 h old)· Metadata updated 9 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
- 5.149° S
- Longitude
- 60.988° W
- Altitude
- 38439.4 km
- Velocity
- 3.440 km/s
- past 45 min
- next 90 min
- first fix from server render · element epoch 12 Sept 2026 02:46 UTC
Mission
Mission & classification
Ownership
Operator & country
- Operator
- European Space Agency
- SATCAT owner code
- ESA · European Space Agency
- Country
- —
Launch
Launch
- Launch date
- 10 Dec 1999
- COSPAR launch id
- 1999-066
- Launch site
- Guiana Space Centre, Kourou
Objects from the same launch · 1
- ARIANE 5 R/B25990Rocket bodyInactive
Change log
History
| Field | Change | Source | Date |
|---|---|---|---|
| Operator Id | ∅ → org_01M28X1Z8FGK6KD7X9VC78HP14 | Celestrak Satcat | 11 Sept 2026 18:53 UTC |
| Owner Code | ∅ → ESA | 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 5 h ago
CelesTrak SATCATcommunity
Satellite catalog data courtesy of CelesTrak.
last sync 9 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% |
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
- 25989
- COSPAR / international designator
- 1999-066A
- SatelliteIndex id
- sat_01M28X2SWT01QM2JGQ9QTBM23M
- Canonical slug
- xmm-newton-25989
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.