c      Ryu & Jones, Fig. 3a
c
 $rpcon     rhoL=0.1, pL=0.4, vxL=50.0, vyL=0.0, vzL=0.0
          , byL=-0.28209, bzL=-0.56419, bx0=0.0
          , rhoR=0.1, pR=0.2, vxR=0.0, vyR=0.0, vzR=0.0
          , byR=0.28209, bzR=0.56419
          , psi0=4*0.1, tag='3a', aspect=0.9
          , phdr="Ryu & Jones (1995), Figure 3a", iftr=1               $
