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The sweeping Langmuir probe instrument is a part of the payload of PICo-satellite for atmospheric and space science observations (PICASSO), an ESA in-orbit demonstrator. It includes four thin cylindrical probes whose electrical potential is swept to measure both plasma density and electron temperature together with the spacecraft (S/C) potential. PICASSO is a triple unit CubeSat of dimensions $340.5~\text {mm} \times 100~\text {mm} \times 100$ ...
The ESA operational software SPENVIS allows rapid analysis of the hazardous space environment and its effects. This news presents the upgrades of existing models and additional new models planned for the release of June 2009.
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