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29.09.2011

The BEXUS13 balloon was launched at the 28.09.2011 about 17.00. The experiment was successfully. We got some very nice data from the measurement with FRED. Now we must do the data analysis work.

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Welcome on the RETA homepage

Reta is a abbreviation RETA for Radiation Exposure in The Atmosphere. The scientific goal of the project is to measure the altitude dependence of the radiation dose in the Earth's atmosphere.

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For this investigation the paticle detector FRED (Flight Radiation Environment Detektor) was developed at the Christian-Albrechts-Universität Kiel This project is in progress by 4 PhD studens from the department of Extraterrestrial Physics at the Christian-Albrechts-Universität zu Kiel. The spacecraft which will be used is a Bexus balloon. THis balloons can reach an altitude of 35Km and the launch side is in Esrange near Kiruna in north Sweden.

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