rtk_xyz_plot.py

import sys

import matplotlib.pyplot as plt
from mpl_toolkits.mplot3d import Axes3D
fig = plt.figure()
ax = fig.add_subplot(111, projection='3d')

f = open(sys.argv[1])
f.next()
f.next()

ts = []
xs = []
ys = []
zs = []

for line in f:
  line = line.split()
  if line[5] != '5': # mode not single
    t, x, y, z = map(float, line[1:5])
    ts.append(t)
    xs.append(x)
    ys.append(y)
    zs.append(z)

ax.plot(xs, ys, zs)
plt.show()