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<HEAD>

    <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>
17 Jun 1997 15:51:16 yearsecs  14485876
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.81  200.40  -50.31  127.04
    1.00  -66.72  215.40  -51.97  136.83
    2.00  -67.49  230.40  -53.99  146.44
    3.00  -68.24  245.40  -56.40  155.92
    4.00  -67.81  260.40  -58.12  166.29
    5.00  -68.40  275.40  -61.12  175.93
    6.00  -68.23  290.40  -63.88  186.57
    7.00  -68.39  305.40  -67.35  197.25
    8.00  -68.69  320.40  -71.28  208.69
    9.00  -70.13  335.40  -76.21  218.98
   10.00  -69.78  350.40  -79.67  239.36
   11.00  -69.52    5.40  -82.43  272.27
   12.00  -69.49   20.40  -82.86  320.07
   13.00  -69.70   35.40  -80.35  358.71
   14.00  -70.13   50.40  -76.72   22.38
   15.00  -70.79   65.40  -73.12   39.33
   16.00  -71.44   80.40  -69.74   52.84
   17.00  -71.61   95.40  -66.31   63.50
   18.00  -71.72  110.40  -63.30   73.23
   19.00  -71.09  125.40  -60.14   81.57
   20.00  -70.26  140.40  -57.36   89.93
   21.00  -69.44  155.40  -55.14   98.69
   22.00  -68.80  170.40  -53.59  107.91
   23.00  -67.11  185.40  -51.45  117.21
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.81  200.40  -55.25  126.78
    1.00  -71.93  215.40  -56.99  135.48
    2.00  -72.72  230.40  -58.87  143.88
    3.00  -78.12  245.40  -65.29  147.21
    4.00  -80.03  260.40  -68.53  150.74
    5.00  -80.42  275.40  -70.64  155.43
    6.00  -79.72  290.40  -72.35  162.40
    7.00  -78.71  305.40  -74.37  170.61
    8.00  -78.79  320.40  -77.22  174.58
    9.00  -78.73  335.40  -80.20  177.24
   10.00  -78.57  350.40  -83.28  176.56
   11.00  -78.62    5.40  -86.04  159.59
   12.00  -78.89   20.40  -86.50  109.44
   13.00  -78.71   35.40  -84.37   77.70
   14.00  -78.55   50.40  -81.17   70.31
   15.00  -78.37   65.40  -77.79   70.70
   16.00  -78.23   80.40  -74.51   74.28
   17.00  -78.04   95.40  -71.44   79.07
   18.00  -79.08  110.40  -69.65   87.54
   19.00  -79.31  125.40  -67.80   93.79
   20.00  -78.52  140.40  -65.44   98.73
   21.00  -76.70  155.40  -62.41  103.74
   22.00  -73.89  170.40  -58.72  109.88
   23.00  -72.11  185.40  -56.48  117.94
</PRE>


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