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Solar TErrestrial RElations Observatory (STEREO)

Overview

The STEREO data loader provides access to energetic particle data from the twin STEREO-A (Ahead) and STEREO-B (Behind) spacecraft.

References

Supported Instruments

HET (High Energy Telescope)

  • Energy range: 13.6-100 MeV/nucleon
  • Species: Protons, Helium, and heavier ions

LET (Low Energy Telescope)

  • Energy range: 1.8-12 MeV/nucleon
  • Species: Protons, He4, He3, and heavier ions

SEPT (Solar Electron and Proton Telescope)

  • Electron energy range: 45-425 keV
  • Proton energy range: 84-6500 keV
  • Multiple viewing directions

Basic Usage

List available STEREO datasets:

using SolarEnergeticParticle

stb_datasets = get_datasets(:STB)
29-element Vector{String}:
 "STB_LB_IMPACT"
 "STB_L1_IMPACT_HKP"
 "STB_L1_SWEA_SPEC"
 "STB_L2_SWEA_PAD"
 "STB_L1_HET"
 "STB_L1_IMPACT_BURST"
 "STB_L1_SWEA_DIST"
 "STB_L1_SWEA_DISB"
 "STB_L1_LET"
 "STB_L1_SEPT"
 ⋮
 "STB_L2_PLA_ALPHA_RA_1DMAX_10MIN"
 "STB_L2_PLA_ALPHA_RA_1DMAX_1HR"
 "STB_LB_PLA_BROWSE"
 "STB_L2_PLA_IRON_Q_2HR"
 "STB_L2_MAGPLASMA_1M"
 "STB_L3_WAV_HFR"
 "STB_L3_WAV_LFR"
 "STB_HELIO1DAY_POSITION"
 "STB_HELIO1HR_POSITION"

Load STEREO data:

# STEREO-A HET data
dataset = "STA_L1_HET"
tmin = "2021/10/28T06"
tmax = "2021/10/29T12"
data = get_data(dataset, "Electron_Flux", tmin, tmax);
(Electron_Flux = Float32[0.0 0.0 0.0; 0.03938474 0.0 0.0; … ; 11.028348 5.205545 1.8483456; 10.953906 5.868164 1.8256508],)
using SpacePhysicsMakie, CairoMakie

tvars2plot = replace!(data.Electron_Flux, 0 => eps())
f = tplot(tvars2plot; plottype=Stairs)
ylims!.(f.axes, 5e-2, 2e2)
f
Example block output