isep

plot the model and rays and travel times in the same plot frame (0), separate plot frames (1), plot the model and rays and travel times in a separate plot frame for each shot (2), or plot the model and rays in separate plot frames for each shot followed by the travel times in separate plot frames for each shot (3) (default: 0)

Note: the value of isep may be changed during a program run with entry from the keyboard of the values 0, 1, 2 or 3 between plot frames when a <CR> is needed to continue; entering "s" will terminate the program run