definition |
- HYDRA is a plasma experimental investigation on the POLAR spacecraft. HYDRA is
a collection of electrostatic analyzers designed for high resolution
observations of electron and ion velocity distributions in the earth's polar
magnetosphere and was designed and constructed by a consortium of institutions
for the purpose of improving our understanding of the complex interactions of
the polar magnetosphere with the solar wind and the ionosphere.
HYDRA subsystems are:
- Duo-Deca-Electron-Ion-Spectrometer (DDEIS)
- Parallel Plate Analyzer (PPA)
- Data Processing Unit (DPU) and UV Intracalibration System
For more information, see:
http://www-st.physics.uiowa.edu/
and
http://pwg.gsfc.nasa.gov/polar/polar_inst.shtml
Group: Instrument_Details
Entry_ID: HYDRA
Group: Instrument_Identification
Instrument_Category: Solar/Space Observing Instruments
Instrument_Class: Particle Detectors
Short_Name: HYDRA
Long_Name: Hot Plasma Analyzer
End_Group
Group: Associated_Platforms
Short_Name: POLAR
End_Group
Online_Resource: http://www-st.physics.uiowa.edu/
Sample_Image: http://www-st.physics.uiowa.edu/www/images/ddeis2.jpg
Group: Instrument_Logistics
Instrument_Start_Date: 1996-02-24
Instrument_Owner: University of Iowa
End_Group
End_Group
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