Number labels theta radius X Y Z sph_theta sph_phi sph_radius 1 Fp1 -18 0.511 0.95 0.309 -0.0349 18 -2 1 2 Fp2 18 0.511 0.95 -0.309 -0.0349 -18 -2 1 3 F7 -54 0.511 0.587 0.809 -0.0349 54 -2 1 4 F3 -39 0.333 0.673 0.545 0.5 39 30 1 5 Fz 0 0.256 0.719 -0 0.695 -0 44 1 6 F4 39 0.333 0.673 -0.545 0.5 -39 30 1 7 F8 54 0.511 0.587 -0.809 -0.0349 -54 -2 1 8 T7 -90 0.511 6.12e-17 0.999 -0.0349 90 -2 1 9 C3 -90 0.256 4.4e-17 0.719 0.695 90 44 1 10 Cz 90 0 3.75e-33 -6.12e-17 1 -90 90 1 11 C4 90 0.256 4.4e-17 -0.719 0.695 -90 44 1 12 T8 90 0.511 6.12e-17 -0.999 -0.0349 -90 -2 1 13 P7 -126 0.511 -0.587 0.809 -0.0349 126 -2 1 14 P3 -141 0.333 -0.673 0.545 0.5 141 30 1 15 Pz 180 0.256 -0.719 -8.81e-17 0.695 -180 44 1 16 P4 141 0.333 -0.673 -0.545 0.5 -141 30 1 17 P8 126 0.511 -0.587 -0.809 -0.0349 -126 -2 1 18 O1 -162 0.511 -0.95 0.309 -0.0349 162 -2 1 19 O2 162 0.511 -0.95 -0.309 -0.0349 -162 -2 1