About Engineering Test Satellite IV "KIKU-3" (ETS-IV)
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KIKU-3(ETS-IV) confirmed N-II launch vehicle capability prior to the launching of 350-kg class geostationar meteorological, communications and broadcasting satellites and it performed testing of on-board equipment. |
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Major Characteristics
| International Designation Code | 1981-012A |
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| Launch Date | 2/11/1981 |
| Launch Vehicle | N-II Launch Vehicle (N7F) |
| Launch Site | Tanegashima Space Center |
| Weight | 638kg |
| Orbit | Geostationary transfer 225km perogee 36,000km apogee 28.5 deg. inclination 636min. period |
| Dimensions | Cylindrical, D : 210cm |
| Attitude Control | Spin-stabilized |