| Name of Satellite, Alternate Names | IGS-8A (Information Gathering Satellite 8A, IGS Radar 4) |
| Country of Operator/Owner | Japan |
| Operator/Owner | Cabinet Satellite Intelligence Center (CSIC) |
| Users | Government |
| Purpose | Reconnaissance |
| Class of Orbit | LEO |
| Type of Orbit | Sun-Synchronous |
| Longitude of GEO (degrees) | 0 |
| Perigee (km) | 509 |
| Apogee (km) | 514 |
| Eccentricity | 0.000363292886725278 |
| Inclination (degrees) | 97.5 |
| Period (minutes) | 94.85 |
| Launch Mass (kg.) | 1600 |
| Dry Mass (kg.) | |
| Power (watts) | |
| Date of Launch | 27-01-2013 |
| Expected Lifetime | 5 yrs. |
| Contractor | Mitsubishi Electric |
| Country of Contractor | Japan |
| Launch Site | Tanegashima Space Center |
| Launch Vehicle | H2A |
| COSPAR Number | 2013-002A |
| NORAD Number | 39061 |
| Comments | Radar reconnaissance. |