So it turns out that guy messed up the SpaceX plot (the distance downrange was doubled), and posted a corrected one to reddit:
<a href="http:&#x2F;&#x2F;i.imgur.com&#x2F;Z81NgAk.png" rel="nofollow">http:&#x2F;&#x2F;i.imgur.com&#x2F;Z81NgAk.png</a>