Hannes Leinweber and Patrick Cruce SWT THEMIS FGM
Hannes Leinweber and Patrick Cruce SWT THEMIS FGM Data in Various 1 Coordinate Systems UCLA, April 09, 2008
THEMIS FGM Data Overview THEMIS Fluxgate Magnetometers FGM Lead: K. H. Glassmeier (TUBS) Single sensor Boom length: Spin frequency: 2 m 3 sec Instrument Modes Slow survey Fast survey Particle burst Wave burst spin fit 0. 33 Hz 8. . 32 Hz 128 Hz Main Data Types thx_fgh thx_fgl thx_fgs thx_fge 128 Hz 4 -129 Hz 0. 33 Hz engineering use only State File Spacecraft position in GEI coordinates in kilometers thx_state_pos SWT 1 min resolution 2 UCLA, April 09, 2008
THEMIS FGM Data Available Coordinate Systems Spacecraft coordinate systems Spinning Probe Geometric Spinning spacecraft coordinates Despun spacecraft coordinates SPG SSL DSL Geophysical coordinate systems GEI, GSE, GSM, GEO Other Minimum Variance, Field Aligned, …. SWT 3 UCLA, April 09, 2008
THEMIS FGM Data in various coordinate systems Web: GSE http: //themis. ssl. berkeley. edu/summary. php CDF Level 2: SSL, DSL, GSE, GSM http: //themis. ssl. berkeley. edu/data_download. shtml IDL: Graphical user interface (GUI) Command line interface SPG, SSL, DSL, GSE, GSM All available coordinate systems http: //themis. ssl. berkeley. edu/software. shtml SWT 4 UCLA, April 09, 2008
THEMIS FGM Data THEMIS FGM data in GSE coordinates on the Web SWT 5 UCLA, April 09, 2008
THEMIS FGM Data IDL, GUI >THM_GUI SWT 6 UCLA, April 09, 2008
THEMIS FGM Data SWT 7 UCLA, April 09, 2008
THEMIS FGM Data SWT 8 UCLA, April 09, 2008
THEMIS FGM Data SWT 9 UCLA, April 09, 2008
THEMIS FGM Data IDL Command line Simple crib sheet for plotting FGM data in SM coordinates SWT 10 UCLA, April 09, 2008
THEMIS FGM Data SWT 11 UCLA, April 09, 2008
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