Satellite · NORAD 28874 · COSPAR 2005-038A
NAVSTAR 57 (USA 183)
- Operator United States Space Force
- Constellation GPS (NAVSTAR)
- Country United States
Altitude now
20,251.2km
SGP4 propagation
Velocity
3.86km/s
Inclination
54.81°
Period
12.0 h
718.0 min
Perigee
19,841km
Apogee
20,524km
orbit agingOrbit updated 8 h ago · element epoch 10 Sept 2026 04:23 UTC (40.7 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
- 12.690° S
- Longitude
- 151.647° E
- Altitude
- 20251.2 km
- Velocity
- 3.864 km/s
- past 45 min
- next 90 min
- first fix from server render · element epoch 10 Sept 2026 04:23 UTC
Mission
Mission & classification
Ownership
Operator & country
- Operator
- United States Space Force
- SATCAT owner code
- US · United States
- Country
- United States US
Launch
Launch
- Launch date
- 26 Sept 2005
- COSPAR launch id
- 2005-038
Objects from the same launch · 3
- DELTA 2 DEB29534DebrisInactive
- DELTA 2 R/B(1)28875Rocket bodyDecayed
- DELTA 2 R/B(2) [PAM-D]28876Rocket bodyInactive
Change log
History
| Field | Change | Source | Date |
|---|---|---|---|
| Owner Code | ∅ → US | Celestrak Satcat | 11 Sept 2026 18:53 UTC |
| Orbit Class | ∅ → MEO | 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
- 28874
- COSPAR / international designator
- 2005-038A
- SatelliteIndex id
- sat_01M28X2SWT01QM2JGQ9QTBM26J
- Canonical slug
- navstar-57-usa-183-28874
Orbit class, mission type and constellation membership are derived by SatelliteIndex (Navigation) — see the methodology. Positions are propagated estimates, not tracking measurements; never use them for conjunction assessment.