To prevent limitation of places and time that allow transmission of observation data by an observation satellite.SOLUTION: An observation system 100 includes: an observation satellite 110; a communication satellite 120; and a ground facility 130. The observation satellite 110 includes: a monitoring device; a communication device; and a propulsion device. The observation satellite observes an observation object while moving a position relative to the ground facility 130, on a trajectory along a geostationary orbit in the east-west direction. The communication satellite 120 includes: a first communication device for communicating with the observation satellite 110; and a second communication device for communicating with the ground facility 130. The communication satellite flies along the geostationary orbit. The observation satellite 110 communicates with the communication satellite 120 when flying in a region where a distance to the communication satellite 120 is less than 10000 kilometers.SELECTED DRAWING: Figure 1

    【課題】観測衛星が観測データの送信を行うことができる場所と時間が限定されないようにする。【解決手段】観測システム100は観測衛星110と通信衛星120と地上設備130とを備える。観測衛星110は、監視装置と通信装置と推進装置とを備え、静止軌道に沿った軌道で地上設備130に対して位置を東西方向に移動させながら観測対象を観測する。通信衛星120は、観測衛星110と通信するための第1通信装置と、地上設備130と通信するための第2通信装置と、を備え、静止軌道を飛翔する。観測衛星110は、通信衛星120との距離が10000キロメートル未満である領域内を飛翔するときに通信衛星120と通信する。【選択図】図1


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    Titel :

    OBSERVATION SYSTEM, COMMUNICATION SATELLITE, OBSERVATION SATELLITE, AND GROUND FACILITY


    Weitere Titelangaben:

    観測システム、通信衛星、観測衛星および地上設備


    Beteiligte:
    MUKAI HISAYUKI (Autor:in)

    Erscheinungsdatum :

    2021-11-01


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B64G Raumfahrt , COSMONAUTICS / H04B TRANSMISSION , Übertragung



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