;num z(m) imag(A) Bhall(T)
    1    -0.3900     20.0463     0.000268
    2    -0.3800     20.0467     0.000308
    3    -0.3700     20.0470     0.000352
    4    -0.3600     20.0466     0.000407
    5    -0.3500     20.0467     0.000471
    6    -0.3400     20.0470     0.000546
    7    -0.3300     20.0475     0.000631
    8    -0.3200     20.0476     0.000733
    9    -0.3100     20.0477     0.000849
   10    -0.3000     20.0472     0.000991
   11    -0.2900     20.0474     0.001157
   12    -0.2800     20.0474     0.001347
   13    -0.2700     20.0474     0.001579
   14    -0.2600     20.0474     0.001842
   15    -0.2500     20.0476     0.002160
   16    -0.2400     20.0473     0.002527
   17    -0.2300     20.0475     0.002959
   18    -0.2200     20.0473     0.003460
   19    -0.2100     20.0479     0.004042
   20    -0.2000     20.0477     0.004715
   21    -0.1900     20.0478     0.005481
   22    -0.1800     20.0479     0.006357
   23    -0.1700     20.0482     0.007337
   24    -0.1600     20.0484     0.008433
   25    -0.1500     20.0483     0.009636
   26    -0.1400     20.0482     0.010934
   27    -0.1300     20.0478     0.012309
   28    -0.1200     20.0480     0.013715
   29    -0.1100     20.0481     0.015115
   30    -0.1000     20.0481     0.016393
   31    -0.0900     20.0483     0.017457
   32    -0.0800     20.0483     0.018109
   33    -0.0700     20.0484     0.018094
   34    -0.0600     20.0481     0.017078
   35    -0.0500     20.0484     0.014864
   36    -0.0400     20.0480     0.011725
   37    -0.0300     20.0482     0.008587
   38    -0.0200     20.0482     0.006034
   39    -0.0100     20.0486     0.003889
   40    -0.0000     20.0485     0.001802
   41     0.0100     20.0487     0.000564
   42     0.0200     20.0480     0.000146
   43     0.0300     20.0483     0.000030
   44     0.0400     20.0487    -0.000001
   45     0.0500     20.0488    -0.000012