| Name of Satellite, Alternate Names | Sentinel 1A |
| Country of Operator/Owner | ESA |
| Operator/Owner | European Space Agency |
| Users | Government |
| Purpose | Earth Observation |
| Class of Orbit | LEO |
| Type of Orbit | |
| Longitude of GEO (degrees) | 0 |
| Perigee (km) | 691 |
| Apogee (km) | 693 |
| Eccentricity | 0.000141602945341263 |
| Inclination (degrees) | 98.16 |
| Period (minutes) | 98.61 |
| Launch Mass (kg.) | 2300 |
| Dry Mass (kg.) | |
| Power (watts) | |
| Date of Launch | 03-04-2014 |
| Expected Lifetime | 7 yrs. |
| Contractor | Thales Alenia Space Italia |
| Country of Contractor | Italy |
| Launch Site | Guiana Space Center |
| Launch Vehicle | Soyuz |
| COSPAR Number | 2014-016A |
| NORAD Number | 39634 |
| Comments | Part of ESA´s Copernicus constellation, the EU contribution to GEOSS (Global Earth Observation System of Systems). |