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

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


Prior to using these data, please read the FEEPS Release Notes:


https://lasp.colorado.edu/galaxy/display/mms/FEEPS+Release+Notes
For more information on the EPD-FEEPS instrument, please see the EPD Data Products Guide:
 
https://lasp.colorado.edu/mms/sdc/public/datasets/epd/ ([https://lasp.colorado.edu/mms/sdc/public/datasets/epd/2.EPD_Data%20Products%20Guide_13Apr16_v4.pdf EPD Data Products Guide 13Apr16 v4])




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


== Examples ==  
== Examples ==  
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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, datarate='srvy'
MMS> mms_load_feeps, datatype='electron', trange=['2016-02-15', '2016-02-16'], probe=1, data_rate='srvy'


MMS> tplot, 'mms1_epd_feeps_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, datarate='srvy'
MMS> mms_load_feeps, datatype='ion', trange=['2016-02-15', '2016-02-16'], probe=1, data_rate='srvy'


MMS> tplot, 'mms1_epd_ion_electron_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.
MMS> .run mms_load_feeps_crib_qlplots
</syntaxhighlight>
<div style="border: 1px solid LightGray; background-color:#F9F9F9; padding: 0px 10px; margin-left: 5px; margin-right: 5px;">
MMS> mms_load_feeps, datatype='ion', trange=['2016-02-15', '2016-02-16'], probe=1, datarate='srvy'
</div>


<gallery widths=300px heights=250px align="center">
<gallery widths=300px heights=250px align="center">
Line 55: Line 53:
== Examples ==
== Examples ==


=== Sector-Time Spectrograms, No Sun Contamination removed ===
=== Sector-Time Spectrograms, No Sun Contamination Removed ===


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


MMS> tplot, ['mms1_epd_feeps_bottom_electron_count_rate_sensorid_3_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_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']
            'mms1_epd_feeps_bottom_electron_count_rate_sensorid_5_sectspec', $
</syntaxhighlight>
            'mms1_epd_feeps_bottom_electron_count_rate_sensorid_10_sectspec', $
            'mms1_epd_feeps_bottom_electron_count_rate_sensorid_11_sectspec']
</div>


<gallery widths=300px heights=250px align="center">
<gallery widths=300px heights=250px align="center">
FEEPS_Sector_Time_Spectrograms_plot.png|MMS1 FEEPS Sector-Time Spectrogram on January 20, 2016
FEEPS_Sector_Time_Spectrograms_plot.png|MMS1 FEEPS Sector-Time Spectrogram on January 20, 2016
</gallery>
=== 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>
<gallery widths=300px heights=250px align="center">
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>

  • MMS1 FEEPS electron omni spin data on February 15, 2016

    MMS1 FEEPS electron omni spin data on February 15, 2016

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>

  • MMS1 FEEPS ion omni spin data on February 15, 2016

    MMS1 FEEPS ion omni spin data on February 15, 2016

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>

  • MMS1 FEEPS Quick Look data from February 15, 2016

    MMS1 FEEPS Quick Look data from February 15, 2016

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>

  • MMS1 FEEPS Sector-Time Spectrogram on January 20, 2016

    MMS1 FEEPS Sector-Time Spectrogram on January 20, 2016

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>

  • MMS1 FEEPS Sector-Time Spectrogram With Sun Contamination Removed

    MMS1 FEEPS Sector-Time Spectrogram With Sun Contamination Removed

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