ETS-2 Credit: NASDA |
AKA: Engineering Test Satellite;Kiku. Status: Operational 1975. First Launch: 1975-09-09. Last Launch: 1994-08-28. Number: 6 . Gross mass: 85 kg (187 lb).
Japanese Engineering Test Satellite are intended for preliminary experiments for confirmation of the launching technologies, acquiring the satellite tracking and control technologies, and for extension tests of the extendable antennas, measurement of satellite environment, measurement of satellite attitudes, etc.
ETS 2 (Kiku 2) Null |
ETS 4 (Kiku 3) Null |
ETS 3 (Kiku 4) Null |
ETS 5 (Kiku 5) Null |
ETS 6 (Kiku 6) Null |
ETS-7 Japanese rendezvous technology satellite. Hikoboshi. Technology satellite, to accomplish remote automatic rendezvous and docking. Technology satellite operated by NASDA, Japan. Launched 1997. |
ETS-7 Target Japanese rendezvous technology satellite. Orihime. Attached to Hikoboshi. Docking target for ETS-7. |
ETS 8 (Kiku 8) Null |
ETS 9 (Kiku 9) Null |
ETS-4 Credit: NASDA |
ETS-6 Credit: NASDA |
Kiku 1 Credit: Manufacturer Image |
Kiku 2 Credit: Manufacturer Image |
Kiku 4 Credit: Manufacturer Image |
Kiku 3 Credit: Manufacturer Image |
Kiku 5 Credit: Manufacturer Image |
Kiku 6 Credit: Manufacturer Image |
Kiku 8 Credit: Manufacturer Image |
JETS-1 (Japanese Engineering Test Satellite -1, national name 'Kiku') is intended for preliminary experiments for confirmation of the launching technologies, acquiring the satellite tracking and control technologies, and for extension tests of the extenda ble antennas, measurement of satellite environment, measurement of satellite attitudes, etc. Launch time 0530 GMT.
Engineering test satellite. Engineering Test Satellite Type II (ETS II), Kiku 2. Launch by N launch vehicle no 3. Geographical longitude of the geostationary orbit: 130 deg E. Preliminary experiments to acquire technologies to launch,track, and control geostationary satellites. P ropagation experiment of millimetre and quasi-millimetre waves. Characteristics: Weight at launch 245 kg. Configuration: cylindrical. Height 191 cm including antenna. Diameter 141 cm. Attitude control: spin stabilization. Expected life at least 6 months. Positioned in geosynchronous orbit over the Pacific Ocean at 130 deg E in 1977-1990 As of 5 September 2001 located at 16.93 deg E drifting at 0.930 deg W per day. As of 2007 Mar 9 located at 85.65W drifting at 0.986W degrees per day.
Kiku 3 (ETS-IV). Launching organization NASDA. Acquisition of the technology to handle a large-scale heavy satellite and test of the functions of on-board equipment and devices, as well as confirmation of the launching capacity of the N-II launch vehicle. Also tested ion thruster.
Engineering test satellite. Engineering Test Satellite III (ETS-III) launched 0500 GMT 3 Sep 1982 from Osaki launch site, Tanegashima. Launching organization: National Space Development Agency of Japan (NASDA). Verification of three axis attitude control function; verification of so lar array paddle deployment function; verification of active thermal control function; functional test of mission equipment in the space. N launch vehicle flight no 9.
Stationed at 150 deg E. ETS-V (Kiku-5). Establishment of basic technology for bus systems needed for 3-axis stabilized geostationary satellites. Accumulation of key technologies required for high performance in the next generation of applications satellites; Experiment of mobile satellite communications for the control of aircrafts over the Pacific Ocean, and for the communication, navigational aid, search and rescue of ships. H-I (3-stage) launch vehicle. Launching organization NASDA. Launch time 0920 GMT. Positioned in geosynchronous orbit at 150 deg E in 1987-1997 As of 5 September 2001 located at 92.55 deg W drifting at 3.394 deg W per day. As of 2007 Mar 10 located at 49.74W drifting at 3.380W degrees per day.
The Orihime and Hikoboshi satellites undocked and redocked on July 7 1998 in the FP-1 test of automated docking systems. Despite claims of the NASDA space agency that this is a first, automated Russian craft have docked on many occasions since the Kosmos-186/188 docking in 1968.