Make a triangle/corner plot with the 1D and 2D PDFs of a star
pdf1d_file (str) – path+file for the BEAST 1D PDFs
pdf2d_file (list of strings) – path+file for the BEAST 2D PDFs
starnum (int) – the index of the star to plot
plot_indiv_pdfs()
plot_indiv_fit
plot_chi2_hist