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    <TITLE>JHU/APL Auroral Oval Boundary</TITLE>

    <META NAME="Copyright" CONTENT="Copyright 2000 Johns Hopkins University Applied Physics Laboratory"/>

    <META NAME="Date" CONTENT="21 February 2000"/>

    <META NAME="Author" CONTENT="J. P. Skura"/>


  

  

    

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<H2>Current OVATION Boundary Information</H2><BR>
<PRE>
26 Oct 1997 21:16:36 yearsecs  25823796
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -57.47  110.22  -48.38   56.16
    1.00  -57.67  125.22  -46.21   69.23
    2.00  -57.83  140.22  -44.52   81.41
    3.00  -57.94  155.22  -43.38   93.08
    4.00  -58.00  170.22  -42.64  104.57
    5.00  -58.41  185.22  -42.74  115.97
    6.00  -59.93  200.22  -44.53  127.11
    7.00  -60.73  215.22  -46.20  137.92
    8.00  -61.15  230.22  -48.03  148.74
    9.00  -61.00  245.22  -49.73  159.90
   10.00  -60.96  260.22  -51.92  171.29
   11.00  -61.06  275.22  -54.56  182.92
   12.00  -61.32  290.22  -57.70  194.73
   13.00  -61.76  305.22  -61.45  206.80
   14.00  -62.38  320.22  -65.74  219.73
   15.00  -63.20  335.22  -70.23  234.72
   16.00  -64.21  350.22  -74.57  253.79
   17.00  -65.41    5.22  -78.18  280.66
   18.00  -65.71   20.22  -78.62  316.95
   19.00  -64.44   35.22  -74.54  346.48
   20.00  -62.78   50.22  -68.60    5.22
   21.00  -61.54   65.22  -63.00   19.61
   22.00  -59.67   80.22  -56.95   31.36
   23.00  -58.49   95.22  -52.34   43.70
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.75  110.22  -62.41   71.63
    1.00  -71.62  125.22  -60.69   82.09
    2.00  -72.43  140.22  -59.55   91.76
    3.00  -72.81  155.22  -58.55  100.70
    4.00  -73.48  170.22  -58.31  109.60
    5.00  -74.70  185.22  -59.11  118.27
    6.00  -74.92  200.22  -59.37  126.36
    7.00  -73.90  215.22  -58.91  134.76
    8.00  -73.93  230.22  -60.00  143.07
    9.00  -74.41  245.22  -61.94  151.00
   10.00  -73.99  260.22  -63.48  159.78
   11.00  -73.74  275.22  -65.58  168.58
   12.00  -73.62  290.22  -68.21  177.32
   13.00  -73.52  305.22  -71.26  186.25
   14.00  -73.60  320.22  -74.77  195.18
   15.00  -73.49  335.22  -78.40  206.01
   16.00  -73.91  350.22  -82.47  216.94
   17.00  -74.18    5.22  -86.46  238.37
   18.00  -73.83   20.22  -87.52  336.40
   19.00  -72.90   35.22  -83.27   15.17
   20.00  -72.50   50.22  -78.78   31.90
   21.00  -71.65   65.22  -73.92   41.90
   22.00  -71.69   80.22  -70.00   53.35
   23.00  -70.70   95.22  -65.51   61.60
</PRE>


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