| Name of Satellite, Alternate Names | Reimei (Innovative Technology Demonstration Experiment Satellite - INDEX) |
| Country of Operator/Owner | Japan |
| Operator/Owner | Institute of Space and Astronautical Science (ISAS)/Japan Aerospace Exploration Agency (JAXA) |
| Users | Government |
| Purpose | Technology Development |
| Class of Orbit | LEO |
| Type of Orbit | Sun-Synchronous |
| Longitude of GEO (degrees) | 0 |
| Perigee (km) | 595 |
| Apogee (km) | 638 |
| Eccentricity | 0.0030773634867244 |
| Inclination (degrees) | 98 |
| Period (minutes) | 97 |
| Launch Mass (kg.) | 70 |
| Dry Mass (kg.) | |
| Power (watts) | |
| Date of Launch | 23-08-2005 |
| Expected Lifetime | |
| Contractor | Institute of Space and Astronautical Science (ISAS) |
| Country of Contractor | Japan |
| Launch Site | Baikonur Cosmodrome |
| Launch Vehicle | Dnepr |
| COSPAR Number | 2005-031B |
| NORAD Number | 28810 |
| Comments | Aurora observations and in-orbit verification of new technologies. |