All given in Hz.

**********************************
f_1Harm_VM =
  501.5566
  501.6315
  501.6951
  501.7580
  502.7873
  502.9118
  503.0891
  503.2017
  503.6813
  503.7388
  504.1445
  504.1829
  504.6084
  504.7209
  504.8456
  504.8866
  504.8913
  504.9535
  505.0804
  505.1920
  507.3606
  507.4983
  508.8478
  508.9434
  510.7136
  510.7161
  510.7259
  511.1917
  511.3014
  513.4101
  513.5131
  516.7821

**********************************
diff(f_1Harm_VM)
    0.0749
    0.0637
    0.0628
    1.0293
    0.1245
    0.1773
    0.1126
    0.4795
    0.0576
    0.4056
    0.0384
    0.4255
    0.1125
    0.1247
    0.0410
    0.0046
    0.0622
    0.1268
    0.1116
    2.1686
    0.1377
    1.3496
    0.0956
    1.7702
    0.0025
    0.0098
    0.4657
    0.1097
    2.1087
    0.1030
    3.2690
**********************************
max(f_1Harm_VM) - min(f_1Harm_VM)
   15.2255