^磁気圏観測衛星「あけぼの」の運用終了について [On Termination of Operation of the Magnetosphere Observation Satellite Akebono]. JAXA. April 23, 2015. Retrieved April 23, 2015.
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akebono, satellite, akebono, known, exos, before, launch, satellite, study, aurora, earth, magnetosphere, environment, developed, institute, space, astronautical, science, launched, 3sii, rocket, february, 1989, akebononamesexos, dmission, typeearth, observati. Akebono known as EXOS D before launch is a satellite to study aurora and Earth s magnetosphere environment It was developed by Institute of Space and Astronautical Science and launched by M 3SII rocket on February 21 1989 AkebonoNamesEXOS DMission typeEarth observationOperatorISAS University of TokyoCOSPAR ID1989 016ASATCAT no 19822Mission durationFinal 26 years 2 months 1 daySpacecraft propertiesLaunch mass294 kg 648 lb Start of missionLaunch date21 February 1989 23 30 1989 02 21UTC23 30 UTCRocketM 3SII mission M 3SII 1Launch siteUchinoura Space Center JapanEnd of missionDisposalDecommissionedDeactivated23 April 2015Orbital parametersReference systemGeocentricRegimeLow EarthEccentricity0 36552Perigee altitude300 km 190 mi Apogee altitude8 000 km 5 000 mi Inclination75 Epoch20 February 1989 19 00 UTCInstrumentsEFDElectric Field DetectorsMGFMagnetic Field DetectorVLFVery Low Frequency Wave DetectorsPWSStimulated Plasma Wave and High Frequency Plasma Wave DetectorsLEPLow Energy Particle DetectorsSMSSuprathermal Ion Mass SpectrometerTEDVelocity Distribution of Thermal ElectronsATVVisible and UV Auroral Television After 26 years of successful observation operation was terminated on April 23 2015 due to the degradation of solar cells and the decay of orbit 1 See also edit nbsp Spaceflight portal International Solar Terrestrial Physics Science InitiativeNotes edit 磁気圏観測衛星 あけぼの の運用終了について On Termination of Operation of the Magnetosphere Observation Satellite Akebono JAXA April 23 2015 Retrieved April 23 2015 External links edithttps web archive org web 20061023123528 http www isas jaxa jp e enterp missions akebono nbsp This article about one or more spacecraft of Japan is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Akebono satellite amp oldid 1203971883, wikipedia, wiki, book, books, library,
