A.2  u=2: peak 251 km  t=8.46 min  west 51.7 km  | B.1 P=12.96 GPa
A.2  u=3: peak 591 km  t=13.50 min  west 184.1 km  | B.1 P=22.07 GPa
A.2  u=5: peak 1,932 km  t=28.01 min  west 1,031.6 km  | B.1 P=45.56 GPa
A.2  u=8: peak 8,684 km  t=97.28 min  west 8,438.7 km  | B.1 P=93.96 GPa
A.3  r=8,000: u_min=4.226  v_rel(u=5)=2.775  v_rel(u=8)=6.834
A.3  r=10,000: u_min=6.072  u=5: no reach  v_rel(u=8)=5.491
A.3  r=12,000: u_min=7.050  u=5: no reach  v_rel(u=8)=4.597
B.2  B=1.8e+06  Sigma/B=1.35  factor=0.51
C.2  u_esc=10.748 km/s  r_co(M0)=15,883 km
C.2  r_H=2,822 km  v_fall=1.31 km/s
C.3  mu=0.35: mass ratio=7.45
C.3  mu=0.55: mass ratio=23.47
