MMS Fly's Eye Energetic Particle Sensor: Difference between revisions

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=== Electron Data ===
=== Electron Data ===
To load and plot the MMS1 FEEPS electron data on March 7, 2016:
To load and plot the MMS1 FEEPS electron data on March 7, 2016:
<div style="border: 1px solid LightGray; background-color:#F9F9F9; padding: 0px 10px; margin-left: 5px; margin-right: 5px;">
<syntaxhighlight lang="idl">
MMS> mms_load_feeps, datatype='electron', trange=['2016-02-15', '2016-02-16'], probe=1, data_rate='srvy'
MMS> mms_load_feeps, datatype='electron', trange=['2016-02-15', '2016-02-16'], probe=1, data_rate='srvy'


MMS> tplot, 'mms1_epd_feeps_srvy_l2_electron_intensity_omni_spin'
MMS> tplot, 'mms1_epd_feeps_srvy_l2_electron_intensity_omni_spin'
</div>
</syntaxhighlight>


<gallery widths=300px heights=250px align="center">
<gallery widths=300px heights=250px align="center">
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=== Ion Data ===
=== Ion Data ===
To load and plot the MMS1 FEEPS electron data on March 7, 2016:
To load and plot the MMS1 FEEPS electron data on March 7, 2016:
<div style="border: 1px solid LightGray; background-color:#F9F9F9; padding: 0px 10px; margin-left: 5px; margin-right: 5px;">
<syntaxhighlight lang="idl">
MMS> mms_load_feeps, datatype='ion', trange=['2016-02-15', '2016-02-16'], probe=1, data_rate='srvy'
MMS> mms_load_feeps, datatype='ion', trange=['2016-02-15', '2016-02-16'], probe=1, data_rate='srvy'


MMS> tplot, 'mms1_epd_feeps_srvy_l2_ion_intensity_omni_spin'
MMS> tplot, 'mms1_epd_feeps_srvy_l2_ion_intensity_omni_spin'
</div>
</syntaxhighlight>


<gallery widths=300px heights=250px align="center">
<gallery widths=300px heights=250px align="center">
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=== Quicklook Plots ===
=== Quicklook Plots ===
To create FEEPS Quicklook plots use the crib mms_load_feeps_crib_qlplots.pro
To create FEEPS quicklook plots, see the crib sheet: mms_load_feeps_crib_qlplots.pro
This crib will load electron and ion data.
 
It shows the user how to use mms_feeps_pad to calculate the pitch angle distributions.
<syntaxhighlight lang="idl">
In addition spacecraft ephemeris data, FGM B-field data and data availability are loaded and displayed.
<div style="border: 1px solid LightGray; background-color:#F9F9F9; padding: 0px 10px; margin-left: 5px; margin-right: 5px;">
MMS> .run mms_load_feeps_crib_qlplots
MMS> .run mms_load_feeps_crib_qlplots
</div>
</syntaxhighlight>


<gallery widths=300px heights=250px align="center">
<gallery widths=300px heights=250px align="center">
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To create sector spectrograms of FEEPS data on January 20, 2016:
To create sector spectrograms of FEEPS data on January 20, 2016:
<div style="border: 1px solid LightGray; background-color:#F9F9F9; padding: 0px 10px; margin-left: 5px; margin-right: 5px;">
<syntaxhighlight lang="idl">
MMS> mms_load_feeps, trange=['2016-01-20/19:50', '2016-01-20/19:55'], probe=1, data_rate='brst', level='l2', /time_clip
MMS> mms_load_feeps, trange=['2016-01-20/19:50', '2016-01-20/19:55'], probe=1, data_rate='brst', level='l2', /time_clip


MMS> mms_feeps_sector_spec, probe=1, data_rate='brst'
MMS> mms_feeps_sector_spec, probe=1, data_rate='brst'


MMS> tplot, ['mms1_epd_feeps_bottom_electron_count_rate_sensorid_3_sectspec', 'mms1_epd_feeps_bottom_electron_count_rate_sensorid_4_sectspec',  
MMS> tplot, ['mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_3_sectspec', 'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_4_sectspec',  
'mms1_epd_feeps_bottom_electron_count_rate_sensorid_5_sectspec', 'mms1_epd_feeps_bottom_electron_count_rate_sensorid_10_sectspec', 'mms1_epd_feeps_bottom_electron_count_rate_sensorid_11_sectspec']
'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_5_sectspec', 'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_10_sectspec', 'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_11_sectspec']
</div>
</syntaxhighlight>


<gallery widths=300px heights=250px align="center">
<gallery widths=300px heights=250px align="center">
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To create sector spectrograms of FEEPS data on January 20, 2016:
To create sector spectrograms of FEEPS data on January 20, 2016:
<div style="border: 1px solid LightGray; background-color:#F9F9F9; padding: 0px 10px; margin-left: 5px; margin-right: 5px;">
<syntaxhighlight lang="idl">
MMS> mms_load_feeps, trange=['2016-01-20/19:50', '2016-01-20/19:55'], probe=1, data_rate='brst', level='12', /time_clip
MMS> mms_load_feeps, trange=['2016-01-20/19:50', '2016-01-20/19:55'], probe=1, data_rate='brst', level='l2', /time_clip


MMS> feeps_sector_spec, probe=1, data_rate='brst', /remove_sun
MMS> mms_feeps_sector_spec, probe=1, data_rate='brst', /remove_sun


MMS> tplot, ['mms1_epd_feeps_bottom_electron_count_rate_sensorid_3_sun_removed_sectspec', $
MMS> tplot, ['mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_3_sectspec_sun_removed',
'mms1_epd_feeps_bottom_electron_count_rate_sensorid_4_sun_removed_sectspec', $
'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_4_sectspec_sun_removed',  
'mms1_epd_feeps_bottom_electron_count_rate_sensorid_5_sun_removed_sectspec', $
'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_5_sectspec_sun_removed',  
'mms1_epd_feeps_bottom_electron_count_rate_sensorid_10_sun_removed_sectspec', $
'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_10_sectspec_sun_removed',  
'mms1_epd_feeps_bottom_electron_count_rate_sensorid_11_sun_removed_sectspec']
'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_11_sectspec_sun_removed']
</div>
</syntaxhighlight>


<gallery widths=300px heights=250px align="center">
<gallery widths=300px heights=250px align="center">
FEEPS_Sector_Time_Spectrograms_plot_sun_removed.png|MMS1 FEEPS Sector-Time Spectrogram With Sun Contamination Removed
FEEPS_Sector_Time_Spectrograms_plot_sun_removed.png|MMS1 FEEPS Sector-Time Spectrogram With Sun Contamination Removed
</gallery>
</gallery>

Latest revision as of 19:19, 29 March 2018

FEEPS quicklook plot in SPEDAS

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


For more information on the EPD-FEEPS instrument, please see the EPD Data Products Guide:

https://lasp.colorado.edu/mms/sdc/public/datasets/epd/ (EPD Data Products Guide 13Apr16 v4)


FEEPS Data

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

Examples

Electron Data

To load and plot the MMS1 FEEPS electron data on March 7, 2016: <syntaxhighlight lang="idl"> MMS> mms_load_feeps, datatype='electron', trange=['2016-02-15', '2016-02-16'], probe=1, data_rate='srvy'

MMS> tplot, 'mms1_epd_feeps_srvy_l2_electron_intensity_omni_spin' </syntaxhighlight>

Ion Data

To load and plot the MMS1 FEEPS electron data on March 7, 2016: <syntaxhighlight lang="idl"> MMS> mms_load_feeps, datatype='ion', trange=['2016-02-15', '2016-02-16'], probe=1, data_rate='srvy'

MMS> tplot, 'mms1_epd_feeps_srvy_l2_ion_intensity_omni_spin' </syntaxhighlight>

Quicklook Plots

To create FEEPS quicklook plots, see the crib sheet: mms_load_feeps_crib_qlplots.pro

<syntaxhighlight lang="idl"> MMS> .run mms_load_feeps_crib_qlplots </syntaxhighlight>

FEEPS Sector Spectrograms

Examples

Sector-Time Spectrograms, No Sun Contamination Removed

To create sector spectrograms of FEEPS data on January 20, 2016: <syntaxhighlight lang="idl"> MMS> mms_load_feeps, trange=['2016-01-20/19:50', '2016-01-20/19:55'], probe=1, data_rate='brst', level='l2', /time_clip

MMS> mms_feeps_sector_spec, probe=1, data_rate='brst'

MMS> tplot, ['mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_3_sectspec', 'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_4_sectspec', 'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_5_sectspec', 'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_10_sectspec', 'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_11_sectspec'] </syntaxhighlight>

Sector-Time Spectrograms, With Sun Contamination removed

To create sector spectrograms of FEEPS data on January 20, 2016: <syntaxhighlight lang="idl"> MMS> mms_load_feeps, trange=['2016-01-20/19:50', '2016-01-20/19:55'], probe=1, data_rate='brst', level='l2', /time_clip

MMS> mms_feeps_sector_spec, probe=1, data_rate='brst', /remove_sun

MMS> tplot, ['mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_3_sectspec_sun_removed', 'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_4_sectspec_sun_removed', 'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_5_sectspec_sun_removed', 'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_10_sectspec_sun_removed', 'mms1_epd_feeps_brst_l2_electron_bottom_count_rate_sensorid_11_sectspec_sun_removed'] </syntaxhighlight>