| Name of Satellite, Alternate Names | EO-1 (Earth Observing 1) |
| Country of Operator/Owner | USA |
| Operator/Owner | NASA Earth Science Office |
| Users | Government |
| Purpose | Earth Observation/Research |
| Class of Orbit | LEO |
| Type of Orbit | Sun-Synchronous |
| Longitude of GEO (degrees) | 0 |
| Perigee (km) | 678 |
| Apogee (km) | 690 |
| Eccentricity | 0.000850581230507513 |
| Inclination (degrees) | 98.1 |
| Period (minutes) | 98.4 |
| Launch Mass (kg.) | 572 |
| Dry Mass (kg.) | |
| Power (watts) | 600 |
| Date of Launch | 21-11-2000 |
| Expected Lifetime | 5 yrs. |
| Contractor | Swales Aerospace |
| Country of Contractor | USA |
| Launch Site | Vandenberg AFB |
| Launch Vehicle | Delta 2 |
| COSPAR Number | 2000-075A |
| NORAD Number | 26619 |
| Comments | One-year technology validation/demonstration mission; image Earth´s surface in numerous wavelength bands. |