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標準地球モデル(PREM)


Preliminary Reference Earth Model
  • Adam M. Dziewonski, Don L. Anderson
  • Physics of the Earth and Planetary Interiors, Volume 25, Issue 4, pp. 297-356.

Radius(km) Depth(km) Density(g/cc) V-P(km/s) V-S(km/s)
      6371         0          1.02      1.45         0
      6368         3          1.02      1.45         0
      6368         3           2.6       5.8       3.2
      6356        15           2.6       5.8       3.2
      6356        15           2.9       6.8       3.9
    6346.6      24.4           2.9       6.8       3.9
    6346.6      24.4       3.38076   8.11061   4.49094
      6331        40       3.37906   8.10119   4.48486
      6311        60       3.37688   8.08907   4.47715
      6291        80       3.37471   8.07688   4.46953
      6256       115       3.37091   8.0554    4.45643
      6221       150       3.36710   8.0337    4.44361
      6186       185       3.36330   8.0118    4.43108
      6151       220       3.35950   7.9897    4.41885
      6151       220       3.43578   8.55896   4.64391
      6106       265       3.46264   8.64552   4.6754
      6061       310       3.48951   8.73209   4.7069
      6016       355       3.51639   8.81867   4.7384
      5971       400       3.54325   8.90522   4.76989
      5971       400       3.72378   9.13397   4.93259
      5921       450       3.78678   9.38990   5.07842
      5871       500       3.84980   9.64588   5.22428
      5821       550       3.91282   9.90185   5.37014
      5771       600       3.97584  10.15782   5.51600
      5736       635       3.98399  10.21203   5.54311
      5701       670       3.99214  10.26622   5.57020
      5701       670       4.38071  10.75131   5.94508
      5650       721       4.41241  10.91005   6.09418
      5600       771       4.44316  11.06556   6.24046
      5500       871       4.50372  11.24490   6.31091
      5400       971       4.56307  11.41560   6.37813
      5300      1071       4.62129  11.57828   6.44232
      5200      1171       4.67844  11.73357   6.50370
      5100      1271       4.73460  11.88209   6.56250
      5000      1371       4.78983  12.02445   6.61891
      4900      1471       4.84422  12.16126   6.67317
      4800      1571       4.89783  12.29316   6.72548
      4700      1671       4.95073  12.42075   6.77606
      4600      1771       5.00299  12.54466   6.82512
      4500      1871       5.05469  12.66550   6.87289
      4400      1971       5.10590  12.78389   6.91957
      4300      2071       5.15669  12.90045   6.96538
      4200      2171       5.20713  13.01579   7.01053
      4100      2271       5.25729  13.13055   7.05525
      4000      2371       5.30724  13.24532   7.09974
      3900      2471       5.35706  13.36074   7.14423
      3800      2571       5.40681  13.47742   7.18892
      3700      2671       5.45657  13.59597   7.23403
      3630      2741       5.49145  13.68041   7.26597
      3600      2771       5.50642  13.68753   7.26575
      3500      2871       5.55641  13.71168   7.26486
      3480      2891       5.56645  13.71660   7.26466
      3480      2891       9.90349   8.06482         0
      3400      2971      10.02940   8.19939         0
      3300      3071      10.18134   8.36019         0
      3200      3171      10.32726   8.51298         0
      3100      3271      10.46727   8.65805         0
      3000      3371      10.60152   8.79573         0
      2900      3471      10.73012   8.92632         0
      2800      3571      10.85321   9.05015         0
      2700      3671      10.97091   9.16752         0
      2600      3771      11.08335   9.27876         0
      2500      3871      11.19067   9.38418         0
      2400      3971      11.29298   9.48409         0
      2300      4071      11.39042   9.57881         0
      2200      4171      11.48311   9.66865         0
      2100      4271      11.57119   9.75393         0
      2000      4371      11.65478   9.83496         0
      1900      4471      11.73401   9.91206         0
      1800      4571      11.80900   9.98554         0
      1700      4671      11.87990  10.05572         0
      1600      4771      11.94682  10.12291         0
      1500      4871      12.00989  10.18743         0
      1400      4971      12.06924  10.24959         0
      1300      5071      12.12500  10.30971         0
    1221.5    5149.5      12.16634  10.35568         0
    1221.5    5149.5      12.76360  11.02827   3.50432
      1200      5171      12.77493  11.03643   3.51002
      1100      5271      12.82501  11.07249   3.53522
      1000      5371      12.87073  11.10542   3.55823
       900      5471      12.91211  11.13521   3.57905
       800      5571      12.94912  11.16186   3.59767
       700      5671      12.98178  11.18538   3.61411
       600      5771      13.01009  11.20576   3.62835
       500      5871      13.03404  11.22301   3.64041
       400      5971      13.05364  11.23712   3.65027
       300      6071      13.06888  11.24809   3.65794
       200      6171      13.07977  11.25593   3.66342
       100      6271      13.08630  11.26064   3.6667
         0      6371      13.08848  11.26220   3.6678