Satellite · NORAD 39634 · COSPAR 2014-016A
SENTINEL-1A
- Operator European Space Agency
- Constellation Copernicus Sentinel
- Country —
Altitude now
721.7km
SGP4 propagation
Velocity
7.49km/s
Inclination
98.16°
Period
98.6 min
98.6 min
Perigee
693km
Apogee
695km
orbit freshOrbit updated 2 h ago · element epoch 11 Sept 2026 19:46 UTC (6.2 h old)· Metadata updated 2 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
- 73.293° S
- Longitude
- 91.556° W
- Altitude
- 721.7 km
- Velocity
- 7.493 km/s
- past 45 min
- next 90 min
- first fix from server render · element epoch 11 Sept 2026 19:46 UTC
Mission
Mission & classification
- Mission type derived
- Earth observation
- Object type
- Payload
- SATCAT ops status
- Operational [+]
- Radar cross-section
- 5.0 m²
- Constellation membership derived
- Copernicus Sentinel via name_pattern
Ownership
Operator & country
- Operator
- European Space Agency
- SATCAT owner code
- ESA · European Space Agency
- Country
- —
Launch
Launch
- Launch date
- 03 Apr 2014
- COSPAR launch id
- 2014-016
- Launch site
- Guiana Space Centre, Kourou
Objects from the same launch · 8
- SENTINEL-1A DEB41798DebrisDecayed
- SENTINEL-1A DEB41799DebrisDecayed
- SENTINEL-1A DEB41800DebrisDecayed
- SENTINEL-1A DEB41801DebrisDecayed
- SENTINEL-1A DEB41802DebrisDecayed
- SENTINEL-1A DEB41803DebrisDecayed
- SENTINEL-1A DEB41804DebrisDecayed
- SENTINEL-1A DEB43417DebrisDecayed
Change log
History
| Field | Change | Source | Date |
|---|---|---|---|
| Owner Code | ∅ → ESA | 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 2 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 | 12 Sept 2026 01:01 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
- 39634
- COSPAR / international designator
- 2014-016A
- SatelliteIndex id
- sat_01M28X2SWWDCTX9MYDGY0F69XB
- Canonical slug
- sentinel-1a-39634
Orbit class, mission type and constellation membership are derived by SatelliteIndex (Earth observation) — see the methodology. Positions are propagated estimates, not tracking measurements; never use them for conjunction assessment.