ftp/archive/2013/13167/AMPS.backtraj.D3.TallTower.2013.06.16.00Z.txt

Download

     1     1
    AMPS    13     6    14    12     0
     4 BACKWARD DIVERGE 
  2013     6    16     0  -79.044  170.651     4.0
  2013     6    16     0  -79.044  170.651     7.5
  2013     6    16     0  -79.044  170.651    15.0
  2013     6    16     0  -79.044  170.651    30.0
     1 PRESSURE
     1     1    13     6    16     0     0    36     0.0  -79.044  170.651      4.0    983.2
     2     1    13     6    16     0     0    36     0.0  -79.044  170.651      7.5    983.2
     3     1    13     6    16     0     0    36     0.0  -79.044  170.651     15.0    982.2
     4     1    13     6    16     0     0    36     0.0  -79.044  170.651     30.0    979.8
     1     1    13     6    15    23     0    35    -1.0  -79.287  169.329      2.9    983.9
     2     1    13     6    15    23     0    35    -1.0  -79.287  169.329      6.4    983.9
     3     1    13     6    15    23     0    35    -1.0  -79.291  169.306     11.8    983.5
     4     1    13     6    15    23     0    35    -1.0  -79.303  169.233     21.0    981.7
     1     1    13     6    15    22     0    34    -2.0  -79.480  167.653      5.1    985.5
     2     1    13     6    15    22     0    34    -2.0  -79.480  167.653      8.6    985.5
     3     1    13     6    15    22     0    34    -2.0  -79.487  167.600     17.0    983.9
     4     1    13     6    15    22     0    34    -2.0  -79.508  167.450     31.6    980.6
     1     1    13     6    15    21     0    33    -3.0  -79.647  165.738      2.2    986.8
     2     1    13     6    15    21     0    33    -3.0  -79.647  165.738      5.7    986.8
     3     1    13     6    15    21     0    33    -3.0  -79.668  165.657      8.9    986.7
     4     1    13     6    15    21     0    33    -3.0  -79.714  165.496     10.0    985.7
     1     1    13     6    15    20     0    32    -4.0  -79.991  163.083      6.1    984.9
     2     1    13     6    15    20     0    32    -4.0  -79.991  163.083      7.6    984.9
     3     1    13     6    15    20     0    32    -4.0  -80.013  162.950     14.7    983.9
     4     1    13     6    15    20     0    32    -4.0  -80.058  162.652     32.7    980.9
     1     1    13     6    15    19     0    31    -5.0  -80.368  158.948     15.6    970.1
     2     1    13     6    15    19     0    31    -5.0  -80.381  158.852     31.6    963.4
     3     1    13     6    15    19     0    31    -5.0  -80.479  158.175    451.9    900.5
     4     1    13     6    15    19     0    31    -5.0  -80.533  157.926    801.7    837.7
     1     1    13     6    15    18     0    30    -6.0  -80.452  154.851     82.3    853.0
     2     1    13     6    15    18     0    30    -6.0  -80.450  154.611    131.7    841.8
     3     1    13     6    15    18     0    30    -6.0  -80.600  155.118    118.5    885.1
     4     1    13     6    15    18     0    30    -6.0  -80.729  156.716   1168.7    777.3
     1     1    13     6    15    17     0    29    -7.0  -80.146  153.702     10.0    815.1
     2     1    13     6    15    17     0    29    -7.0  -80.337  152.210     12.9    800.5
     3     1    13     6    15    17     0    29    -7.0  -80.425  152.384      0.6    808.2
     4     1    13     6    15    17     0    29    -7.0  -80.851  156.291   1372.5    737.6
     1     1    13     6    15    16     0    28    -8.0  -80.016  152.274      2.0    780.8
     2     1    13     6    15    16     0    28    -8.0  -80.365  149.557     11.4    773.5
     3     1    13     6    15    16     0    28    -8.0  -80.477  149.639      0.2    777.2
     4     1    13     6    15    16     0    28    -8.0  -80.987  155.946   1483.1    707.3
     1     1    13     6    15    15     0    27    -9.0  -79.923  150.286      4.5    763.2
     2     1    13     6    15    15     0    27    -9.0  -80.434  147.300     10.0    753.2
     3     1    13     6    15    15     0    27    -9.0  -80.591  147.268      1.6    754.7
     4     1    13     6    15    15     0    27    -9.0  -81.138  155.683   1381.5    695.7
     1     1    13     6    15    14     0    26   -10.0  -79.906  148.242      3.4    747.2
     2     1    13     6    15    14     0    26   -10.0  -80.498  145.626     10.2    748.7
     3     1    13     6    15    14     0    26   -10.0  -80.687  145.509      0.1    749.6
     4     1    13     6    15    14     0    26   -10.0  -81.301  155.554   1577.2    667.3
     1     1    13     6    15    13     0    25   -11.0  -79.932  146.564      5.2    740.1
     2     1    13     6    15    13     0    25   -11.0  -80.597  144.046     13.6    741.9
     3     1    13     6    15    13     0    25   -11.0  -80.796  144.021      1.8    743.1
     4     1    13     6    15    13     0    25   -11.0  -81.444  155.467    592.4    742.8
     1     1    13     6    15    12     0    24   -12.0  -79.949  145.365      5.8    741.3
     2     1    13     6    15    12     0    24   -12.0  -80.708  142.819     12.2    739.9
     3     1    13     6    15    12     0    24   -12.0  -80.979  142.764      0.6    739.0
     4     1    13     6    15    12     0    24   -12.0  -81.549  155.775    741.6    707.6
     1     1    13     6    15    11     0    23   -13.0  -79.981  144.093      6.3    738.2
     2     1    13     6    15    11     0    23   -13.0  -80.877  141.721     11.0    736.1
     3     1    13     6    15    11     0    23   -13.0  -81.224  141.699      2.0    734.2
     4     1    13     6    15    11     0    23   -13.0  -81.711  156.068   1580.8    608.0
     1     1    13     6    15    10     0    22   -14.0  -80.011  142.819      8.0    736.1
     2     1    13     6    15    10     0    22   -14.0  -81.100  140.762      8.3    732.1
     3     1    13     6    15    10     0    22   -14.0  -81.448  140.700      3.3    732.0
     4     1    13     6    15    10     0    22   -14.0  -81.914  156.936   2110.2    577.5
     1     1    13     6    15     9     0    21   -15.0  -80.047  141.769      6.1    734.4
     2     1    13     6    15     9     0    21   -15.0  -81.334  139.825     10.3    728.7
     3     1    13     6    15     9     0    21   -15.0  -81.666  139.777      3.2    729.1
     4     1    13     6    15     9     0    21   -15.0  -82.217  158.238   6018.7    320.5
     1     1    13     6    15     8     0    20   -16.0  -80.121  140.724      4.9    733.5
     2     1    13     6    15     8     0    20   -16.0  -81.556  139.001     14.2    727.3
     3     1    13     6    15     8     0    20   -16.0  -81.904  138.977      1.9    727.6
     1     1    13     6    15     7     0    19   -17.0  -80.223  139.616      3.4    726.7
     2     1    13     6    15     7     0    19   -17.0  -81.789  138.281     11.9    724.8
     3     1    13     6    15     7     0    19   -17.0  -82.173  138.173      1.3    720.9
     1     1    13     6    15     6     0    18   -18.0  -80.340  138.781      6.9    728.5
     2     1    13     6    15     6     0    18   -18.0  -82.063  137.482     14.2    717.6
     3     1    13     6    15     6     0    18   -18.0  -82.434  137.646      0.0    716.6
     1     1    13     6    15     5     0    17   -19.0  -80.491  137.805      4.6    724.1
     2     1    13     6    15     5     0    17   -19.0  -82.333  136.905     14.7    715.4
     3     1    13     6    15     5     0    17   -19.0  -82.750  137.424      0.0    712.6
     1     1    13     6    15     4     0    16   -20.0  -80.655  136.826      5.6    719.0
     2     1    13     6    15     4     0    16   -20.0  -82.622  136.584      9.1    711.3
     3     1    13     6    15     4     0    16   -20.0  -83.103  137.142      0.0    707.0
     1     1    13     6    15     3     0    15   -21.0  -80.826  135.959      3.8    716.7
     2     1    13     6    15     3     0    15   -21.0  -82.963  136.427      8.0    706.7
     3     1    13     6    15     3     0    15   -21.0  -83.463  136.551      0.9    702.0
     1     1    13     6    15     2     0    14   -22.0  -81.011  135.140      1.8    712.7
     2     1    13     6    15     2     0    14   -22.0  -83.325  136.066      8.9    701.0
     3     1    13     6    15     2     0    14   -22.0  -83.780  135.919      2.5    700.9
     1     1    13     6    15     1     0    13   -23.0  -81.235  134.749      0.0    710.8
     2     1    13     6    15     1     0    13   -23.0  -83.642  135.573     18.0    697.5
     3     1    13     6    15     1     0    13   -23.0  -84.101  135.418      2.7    697.1
     1     1    13     6    15     0     0    12   -24.0  -81.524  134.492      0.0    707.3
     2     1    13     6    15     0     0    12   -24.0  -83.952  135.239     17.8    695.5
     3     1    13     6    15     0     0    12   -24.0  -84.425  135.100      2.7    693.1
     1     1    13     6    14    23     0    11   -25.0  -81.843  134.237      0.4    705.0
     2     1    13     6    14    23     0    11   -25.0  -84.280  135.053     18.1    693.7
     3     1    13     6    14    23     0    11   -25.0  -84.758  135.211      1.8    691.1
     1     1    13     6    14    22     0    10   -26.0  -82.154  133.936      1.6    704.9
     2     1    13     6    14    22     0    10   -26.0  -84.621  135.238     14.5    692.6
     3     1    13     6    14    22     0    10   -26.0  -85.144  135.646      1.2    686.6
     1     1    13     6    14    21     0     9   -27.0  -82.448  133.699      1.5    703.7
     2     1    13     6    14    21     0     9   -27.0  -85.007  135.897     11.6    687.1
     3     1    13     6    14    21     0     9   -27.0  -85.512  135.916      2.1    683.5
     1     1    13     6    14    20     0     8   -28.0  -82.768  133.767      0.1    702.1
     2     1    13     6    14    20     0     8   -28.0  -85.395  136.550     13.4    685.0
     3     1    13     6    14    20     0     8   -28.0  -85.861  135.955      2.7    681.8
     1     1    13     6    14    19     0     7   -29.0  -83.128  134.232      0.0    696.6
     2     1    13     6    14    19     0     7   -29.0  -85.768  136.885     13.5    681.2
     3     1    13     6    14    19     0     7   -29.0  -86.201  135.872      2.8    678.5
     1     1    13     6    14    18     0     6   -30.0  -83.489  134.781      2.2    695.7
     2     1    13     6    14    18     0     6   -30.0  -86.128  137.042     15.2    678.7
     3     1    13     6    14    18     0     6   -30.0  -86.537  135.639      3.0    675.8
     1     1    13     6    14    17     0     5   -31.0  -83.832  135.317      3.5    696.4
     2     1    13     6    14    17     0     5   -31.0  -86.480  137.135     14.9    676.2
     3     1    13     6    14    17     0     5   -31.0  -86.869  135.173      3.5    673.8
     1     1    13     6    14    16     0     4   -32.0  -84.212  136.105      2.2    696.9
     2     1    13     6    14    16     0     4   -32.0  -86.831  137.033     17.1    673.7
     3     1    13     6    14    16     0     4   -32.0  -87.184  134.214      3.7    672.3
     1     1    13     6    14    15     0     3   -33.0  -84.639  137.106      0.5    692.7
     2     1    13     6    14    15     0     3   -33.0  -87.166  136.772     18.4    671.4
     3     1    13     6    14    15     0     3   -33.0  -87.489  132.751      4.9    670.3
     1     1    13     6    14    14     0     2   -34.0  -85.088  137.923      0.7    686.6
     2     1    13     6    14    14     0     2   -34.0  -87.490  136.242     17.7    667.3
     3     1    13     6    14    14     0     2   -34.0  -87.746  130.995      5.6    668.7
     1     1    13     6    14    13     0     1   -35.0  -85.462  138.316      1.6    682.6
     2     1    13     6    14    13     0     1   -35.0  -87.782  135.634     18.1    665.3
     3     1    13     6    14    13     0     1   -35.0  -87.975  129.322      5.5    668.6
     1     1    13     6    14    12     0     0   -36.0  -85.806  139.098      1.4    680.7
     2     1    13     6    14    12     0     0   -36.0  -88.082  135.748     22.9    661.5
     3     1    13     6    14    12     0     0   -36.0  -88.225  128.105      5.9    668.4
     1     1
    AMPS    13     6    14    12     0
     4 BACKWARD DIVERGE 
  2013     6    16     0  -79.044  170.651     4.0
  2013     6    16     0  -79.044  170.651     7.5
  2013     6    16     0  -79.044  170.651    15.0
  2013     6    16     0  -79.044  170.651    30.0
     1 PRESSURE
     1     1    13     6    16     0     0    36     0.0  -79.044  170.651      4.0    983.2
     2     1    13     6    16     0     0    36     0.0  -79.044  170.651      7.5    983.2
     3     1    13     6    16     0     0    36     0.0  -79.044  170.651     15.0    982.2
     4     1    13     6    16     0     0    36     0.0  -79.044  170.651     30.0    979.8
     1     1    13     6    15    23     0    35    -1.0  -79.287  169.329      2.9    983.9
     2     1    13     6    15    23     0    35    -1.0  -79.287  169.329      6.4    983.9
     3     1    13     6    15    23     0    35    -1.0  -79.291  169.306     11.8    983.5
     4     1    13     6    15    23     0    35    -1.0  -79.303  169.233     21.0    981.7
     1     1    13     6    15    22     0    34    -2.0  -79.480  167.653      5.1    985.5
     2     1    13     6    15    22     0    34    -2.0  -79.480  167.653      8.6    985.5
     3     1    13     6    15    22     0    34    -2.0  -79.487  167.600     17.0    983.9
     4     1    13     6    15    22     0    34    -2.0  -79.508  167.450     31.6    980.6
     1     1    13     6    15    21     0    33    -3.0  -79.647  165.738      2.2    986.8
     2     1    13     6    15    21     0    33    -3.0  -79.647  165.738      5.7    986.8
     3     1    13     6    15    21     0    33    -3.0  -79.668  165.657      8.9    986.7
     4     1    13     6    15    21     0    33    -3.0  -79.714  165.496     10.0    985.7
     1     1    13     6    15    20     0    32    -4.0  -79.991  163.083      6.1    984.9
     2     1    13     6    15    20     0    32    -4.0  -79.991  163.083      7.6    984.9
     3     1    13     6    15    20     0    32    -4.0  -80.013  162.950     14.7    983.9
     4     1    13     6    15    20     0    32    -4.0  -80.058  162.652     32.7    980.9
     1     1    13     6    15    19     0    31    -5.0  -80.368  158.948     15.6    970.1
     2     1    13     6    15    19     0    31    -5.0  -80.381  158.852     31.6    963.4
     3     1    13     6    15    19     0    31    -5.0  -80.479  158.175    451.9    900.5
     4     1    13     6    15    19     0    31    -5.0  -80.533  157.926    801.7    837.7
     1     1    13     6    15    18     0    30    -6.0  -80.452  154.851     82.3    853.0
     2     1    13     6    15    18     0    30    -6.0  -80.450  154.611    131.7    841.8
     3     1    13     6    15    18     0    30    -6.0  -80.600  155.118    118.5    885.1
     4     1    13     6    15    18     0    30    -6.0  -80.729  156.716   1168.7    777.3
     1     1    13     6    15    17     0    29    -7.0  -80.146  153.702     10.0    815.1
     2     1    13     6    15    17     0    29    -7.0  -80.337  152.210     12.9    800.5
     3     1    13     6    15    17     0    29    -7.0  -80.425  152.384      0.6    808.2
     4     1    13     6    15    17     0    29    -7.0  -80.851  156.291   1372.5    737.6
     1     1    13     6    15    16     0    28    -8.0  -80.016  152.274      2.0    780.8
     2     1    13     6    15    16     0    28    -8.0  -80.365  149.557     11.4    773.5
     3     1    13     6    15    16     0    28    -8.0  -80.477  149.639      0.2    777.2
     4     1    13     6    15    16     0    28    -8.0  -80.987  155.946   1483.1    707.3
     1     1    13     6    15    15     0    27    -9.0  -79.923  150.286      4.5    763.2
     2     1    13     6    15    15     0    27    -9.0  -80.434  147.300     10.0    753.2
     3     1    13     6    15    15     0    27    -9.0  -80.591  147.268      1.6    754.7
     4     1    13     6    15    15     0    27    -9.0  -81.138  155.683   1381.5    695.7
     1     1    13     6    15    14     0    26   -10.0  -79.906  148.242      3.4    747.2
     2     1    13     6    15    14     0    26   -10.0  -80.498  145.626     10.2    748.7
     3     1    13     6    15    14     0    26   -10.0  -80.687  145.509      0.1    749.6
     4     1    13     6    15    14     0    26   -10.0  -81.301  155.554   1577.2    667.3
     1     1    13     6    15    13     0    25   -11.0  -79.932  146.564      5.2    740.1
     2     1    13     6    15    13     0    25   -11.0  -80.597  144.046     13.6    741.9
     3     1    13     6    15    13     0    25   -11.0  -80.796  144.021      1.8    743.1
     4     1    13     6    15    13     0    25   -11.0  -81.444  155.467    592.4    742.8
     1     1    13     6    15    12     0    24   -12.0  -79.949  145.365      5.8    741.3
     2     1    13     6    15    12     0    24   -12.0  -80.708  142.819     12.2    739.9
     3     1    13     6    15    12     0    24   -12.0  -80.979  142.764      0.6    739.0
     4     1    13     6    15    12     0    24   -12.0  -81.549  155.775    741.6    707.6
     1     1    13     6    15    11     0    23   -13.0  -79.981  144.093      6.3    738.2
     2     1    13     6    15    11     0    23   -13.0  -80.877  141.721     11.0    736.1
     3     1    13     6    15    11     0    23   -13.0  -81.224  141.699      2.0    734.2
     4     1    13     6    15    11     0    23   -13.0  -81.711  156.068   1580.8    608.0
     1     1    13     6    15    10     0    22   -14.0  -80.011  142.819      8.0    736.1
     2     1    13     6    15    10     0    22   -14.0  -81.100  140.762      8.3    732.1
     3     1    13     6    15    10     0    22   -14.0  -81.448  140.700      3.3    732.0
     4     1    13     6    15    10     0    22   -14.0  -81.914  156.936   2110.2    577.5
     1     1    13     6    15     9     0    21   -15.0  -80.047  141.769      6.1    734.4
     2     1    13     6    15     9     0    21   -15.0  -81.334  139.825     10.3    728.7
     3     1    13     6    15     9     0    21   -15.0  -81.666  139.777      3.2    729.1
     4     1    13     6    15     9     0    21   -15.0  -82.217  158.238   6018.7    320.5
     1     1    13     6    15     8     0    20   -16.0  -80.121  140.724      4.9    733.5
     2     1    13     6    15     8     0    20   -16.0  -81.556  139.001     14.2    727.3
     3     1    13     6    15     8     0    20   -16.0  -81.904  138.977      1.9    727.6
     1     1    13     6    15     7     0    19   -17.0  -80.223  139.616      3.4    726.7
     2     1    13     6    15     7     0    19   -17.0  -81.789  138.281     11.9    724.8
     3     1    13     6    15     7     0    19   -17.0  -82.173  138.173      1.3    720.9
     1     1    13     6    15     6     0    18   -18.0  -80.340  138.781      6.9    728.5
     2     1    13     6    15     6     0    18   -18.0  -82.063  137.482     14.2    717.6
     3     1    13     6    15     6     0    18   -18.0  -82.434  137.646      0.0    716.6
     1     1    13     6    15     5     0    17   -19.0  -80.491  137.805      4.6    724.1
     2     1    13     6    15     5     0    17   -19.0  -82.333  136.905     14.7    715.4
     3     1    13     6    15     5     0    17   -19.0  -82.750  137.424      0.0    712.6
     1     1    13     6    15     4     0    16   -20.0  -80.655  136.826      5.6    719.0
     2     1    13     6    15     4     0    16   -20.0  -82.622  136.584      9.1    711.3
     3     1    13     6    15     4     0    16   -20.0  -83.103  137.142      0.0    707.0
     1     1    13     6    15     3     0    15   -21.0  -80.826  135.959      3.8    716.7
     2     1    13     6    15     3     0    15   -21.0  -82.963  136.427      8.0    706.7
     3     1    13     6    15     3     0    15   -21.0  -83.463  136.551      0.9    702.0
     1     1    13     6    15     2     0    14   -22.0  -81.011  135.140      1.8    712.7
     2     1    13     6    15     2     0    14   -22.0  -83.325  136.066      8.9    701.0
     3     1    13     6    15     2     0    14   -22.0  -83.780  135.919      2.5    700.9
     1     1    13     6    15     1     0    13   -23.0  -81.235  134.749      0.0    710.8
     2     1    13     6    15     1     0    13   -23.0  -83.642  135.573     18.0    697.5
     3     1    13     6    15     1     0    13   -23.0  -84.101  135.418      2.7    697.1
     1     1    13     6    15     0     0    12   -24.0  -81.524  134.492      0.0    707.3
     2     1    13     6    15     0     0    12   -24.0  -83.952  135.239     17.8    695.5
     3     1    13     6    15     0     0    12   -24.0  -84.425  135.100      2.7    693.1
     1     1    13     6    14    23     0    11   -25.0  -81.843  134.237      0.4    705.0
     2     1    13     6    14    23     0    11   -25.0  -84.280  135.053     18.1    693.7
     3     1    13     6    14    23     0    11   -25.0  -84.758  135.211      1.8    691.1
     1     1    13     6    14    22     0    10   -26.0  -82.154  133.936      1.6    704.9
     2     1    13     6    14    22     0    10   -26.0  -84.621  135.238     14.5    692.6
     3     1    13     6    14    22     0    10   -26.0  -85.144  135.646      1.2    686.6
     1     1    13     6    14    21     0     9   -27.0  -82.448  133.699      1.5    703.7
     2     1    13     6    14    21     0     9   -27.0  -85.007  135.897     11.6    687.1
     3     1    13     6    14    21     0     9   -27.0  -85.512  135.916      2.1    683.5
     1     1    13     6    14    20     0     8   -28.0  -82.768  133.767      0.1    702.1
     2     1    13     6    14    20     0     8   -28.0  -85.395  136.550     13.4    685.0
     3     1    13     6    14    20     0     8   -28.0  -85.861  135.955      2.7    681.8
     1     1    13     6    14    19     0     7   -29.0  -83.128  134.232      0.0    696.6
     2     1    13     6    14    19     0     7   -29.0  -85.768  136.885     13.5    681.2
     3     1    13     6    14    19     0     7   -29.0  -86.201  135.872      2.8    678.5
     1     1    13     6    14    18     0     6   -30.0  -83.489  134.781      2.2    695.7
     2     1    13     6    14    18     0     6   -30.0  -86.128  137.042     15.2    678.7
     3     1    13     6    14    18     0     6   -30.0  -86.537  135.639      3.0    675.8
     1     1    13     6    14    17     0     5   -31.0  -83.832  135.317      3.5    696.4
     2     1    13     6    14    17     0     5   -31.0  -86.480  137.135     14.9    676.2
     3     1    13     6    14    17     0     5   -31.0  -86.869  135.173      3.5    673.8
     1     1    13     6    14    16     0     4   -32.0  -84.212  136.105      2.2    696.9
     2     1    13     6    14    16     0     4   -32.0  -86.831  137.033     17.1    673.7
     3     1    13     6    14    16     0     4   -32.0  -87.184  134.214      3.7    672.3
     1     1    13     6    14    15     0     3   -33.0  -84.639  137.106      0.5    692.7
     2     1    13     6    14    15     0     3   -33.0  -87.166  136.772     18.4    671.4
     3     1    13     6    14    15     0     3   -33.0  -87.489  132.751      4.9    670.3
     1     1    13     6    14    14     0     2   -34.0  -85.088  137.923      0.7    686.6
     2     1    13     6    14    14     0     2   -34.0  -87.490  136.242     17.7    667.3
     3     1    13     6    14    14     0     2   -34.0  -87.746  130.995      5.6    668.7
     1     1    13     6    14    13     0     1   -35.0  -85.462  138.316      1.6    682.6
     2     1    13     6    14    13     0     1   -35.0  -87.782  135.634     18.1    665.3
     3     1    13     6    14    13     0     1   -35.0  -87.975  129.322      5.5    668.6
     1     1    13     6    14    12     0     0   -36.0  -85.806  139.098      1.4    680.7
     2     1    13     6    14    12     0     0   -36.0  -88.082  135.748     22.9    661.5
     3     1    13     6    14    12     0     0   -36.0  -88.225  128.105      5.9    668.4