HDF5 datasets and python scripts to generate figures in "Butterfly distribution of relativistic electrons induced by lower-band whistler chorus" RBW simulation datasets in HDF5 format: 100pT.h5 The particle data at t=0s and t=60s with the wave amplitude of 100 pT. 300pT.h5 The particle data at t=0s and t=60s with the wave amplitude of 300 pT. 500pT.h5 The particle data at t=0s and t=60s with the wave amplitude of 500 pT. traj100pT.h5 The time histories of energy and equatorial pitch angle of fifty electrons with the wave amplitude of 100pT. traj300pT.h5 The time histories of energy and equatorial pitch angle of fifty electrons with the wave amplitude of 300pT. traj500pT.h5 The time histories of energy and equatorial pitch angle of fifty electrons with the wave amplitude of 500pT. Python scripts to generate figures in the manuscript. - Environment: Python 3.6.7 :: Anaconda 4.4.0 (64-bit) - Required modules: matplotlib, numpy, h5py Figure1.py Generate figure 1 using 100pT.h5, 300pT.h5, and 500pT.h5 Figure2.py Generate figure 2 using 100pT.h5, 300pT.h5, and 500pT.h5 Figure3.py Generate figure 3 using traj100pT,h5 traj300pT,h5 and traj500pT.h5. Figure4.py Generate figure 4.