About Engineering Test Satellite III "KIKU-4" (ETS-III)
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KIKU-4(ETS-III) was developed to acquire data for designing earth observation satellites with high power requirements. Also, KIKU-4 completed testing of three-axis Attitude Control, deployable solar panels, movable heat control and ion engine operation. On March 8,1985,Kiku ran out of fuel for the Attitude Control and finished its operation. |
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Major Characteristics
| International Designation Code | 1981-012A |
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| Launch Date | 9/3/1982 |
| Launch Vehicle | N-I Launch Vehicle (N9F) |
| Launch Site | Tanegashima Space Center |
| Weight | 385kg |
| Orbit | 1,000km(alt.) circular/45deg. inclination/107 min. period |
| Dimensions | Box shaped with attached deployable solar panels |
| Attitude Control | Three-axis stabilization |