n # Sn      travel-time (and amplitude) tables
6    # number of depth samples
    0.00    5.00   15.00   30.00   40.00   50.00
31    # number of distance samples
    0.00    0.50    1.00    1.50    2.00    2.50    3.00    3.50    4.00    4.50
    5.00    5.50    6.00    6.50    7.00    7.50    8.00    8.50    9.00    9.50
   10.00   10.50   11.00   11.50   12.00   12.50   13.00   13.50   14.00   14.50
   15.00
# Travel-time/amplitude for z =    0.00
      -1.000
      -1.000
      36.438
      48.807
      61.176
      73.543
      85.909
      98.272
     110.633
     122.990
     135.343
     147.692
     160.035
     172.374
     184.706
     197.032
     209.351
     221.662
     233.965
     246.259
     258.544
     270.820
     283.085
     295.339
     307.582
     319.814
     332.033
     344.241
     356.434
     368.611
     380.773
# Travel-time/amplitude for z =    5.00
      -1.000
      -1.000
      36.009
      48.378
      60.747
      73.114
      85.479
      97.842
     110.202
     122.559
     134.912
     147.260
     159.604
     171.941
     184.273
     196.598
     208.916
     221.226
     233.528
     245.822
     258.106
     270.380
     282.645
     294.898
     307.140
     319.370
     331.589
     343.795
     355.986
     368.162
     380.323
# Travel-time/amplitude for z =   15.00
      -1.000
      -1.000
      34.036
      46.405
      58.773
      71.140
      83.505
      95.868
     108.227
     120.583
     132.935
     145.282
     157.625
     169.961
     182.292
     194.615
     206.932
     219.240
     231.541
     243.832
     256.115
     268.387
     280.649
     292.900
     305.140
     317.368
     329.584
     341.787
     353.976
     366.149
     378.306
# Travel-time/amplitude for z =   30.00
      -1.000
      19.225
      31.594
      43.963
      56.331
      68.697
      81.061
      93.423
     105.781
     118.135
     130.486
     142.831
     155.171
     167.505
     179.833
     192.154
     204.468
     216.774
     229.071
     241.359
     253.638
     265.907
     278.165
     290.411
     302.647
     314.871
     327.082
     339.280
     351.463
     363.630
     375.783
# Travel-time/amplitude for z =   40.00
      11.071
      18.705
      30.902
      43.244
      55.597
      67.952
      80.306
      92.658
     105.007
     117.353
     129.695
     142.032
     154.363
     166.689
     179.008
     191.321
     203.626
     215.923
     228.212
     240.491
     252.761
     265.021
     277.270
     289.508
     301.735
     313.950
     326.153
     338.341
     350.513
     362.671
     374.817
# Travel-time/amplitude for z =   50.00
      13.306
      19.673
      31.214
      43.396
      55.678
      67.987
      80.308
      92.633
     104.958
     117.283
     129.604
     141.922
     154.236
     166.544
     178.846
     191.142
     203.431
     215.712
     227.984
     240.248
     252.502
     264.746
     276.980
     289.204
     301.416
     313.616
     325.802
     337.973
     350.130
     362.276
     374.410