MMS Energetic Ion Spectrometer

EIS Quick Look plot in SPEDAS

SPEDAS provides command line and GUI access to the MMS EIS data.

EIS Data

For more complete examples, see the EIS crib sheets located in the /mms/examples/ folder.

Examples

H+ Flux

To load and plot the MMS1 EIS H+ Flux for all channels on December 15, 2015:

MMS> trange=['2015-12-15', '2015-12-16']

MMS> mms_load_eis, probes=1, trange=trange, datatype='extof', level='l1b'

MMS> tplot, '*_extof_proton_flux_omni_spin'

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  MMS1 EIS H+ Flux for all channels on December 15, 2015

He++ Flux

To load and plot the MMS1 EIS He++ Flux for all channels on December 15, 2015:

MMS> mms_load_eis, probes=1, trange=['2015-12-15', '2015-12-16'], datatype='extof', level='l1b'

MMS> tplot, '*extof_alpha_flux_omni_spin'

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  MMS1 EIS He++ Flux for all channels on December 15, 2015

Electron Data

To load and plot the MMS3 electron (electronenergy) data on December 15, 2015:

MMS> mms_load_eis, probe=3, trange=['2015-12-15', '2015-12-16'], datatype='electronenergy', level = level

MMS> mms_eis_pad, probe=3, species='electron', datatype='electronenergy', data_units='flux', level = level

MMS> tplot, ['mms3_epd_eis_electronenergy_electron_flux_omni_spin']

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  MMS3 EIS Electron Energy December 15, 2015

Burst Data

To load and plot the MMS1 EIS electron data on December 15, 2015:

MMS> mms_load_eis, probe=1, trange=['2015-12-15', '2015-12-16'], datatype='extof', data_rate='brst', level='l2'

MMS> mms_eis_pad, probe=1, trange['2015-12-15', '2015-12-16'], datatype='extof', species='ion', data_rate='brst', level='l2'

MMS> tdegap, prefix+'_epd_eis_brst_extof_*keV_proton_flux_omni_pad_spin', /overwrite

MMS> tplot, prefix+['_epd_eis_brst_extof_proton_flux_omni_spin', '_epd_eis_brst_extof_*keV_proton_flux_omni_pad_spin']

MMS> tlimit, ['2015-12-15/10:55', '2015-12-15/11:30']

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  MMS3 EIS Electron Energy December 15, 2015