To make the data for Figure 3, ensure that you have created the explosion code output. Next, change into the projects/simple_snII/ directory and run the command
(Typical execution time for an x86_64 type processor: less than a minute.) Graph column 2 of t9_vs_time_601_1.0e51.txt versus column 1 of the same file. Repeat for explosion energy 0.6 B.