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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>
21 Jun 1997 03:02:50 yearsecs  14785370
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.35   25.58  -71.58  326.25
    1.00  -61.55   40.58  -69.66  351.18
    2.00  -62.32   55.58  -66.56   10.71
    3.00  -67.82   70.58  -68.85   36.18
    4.00  -67.37   85.58  -64.54   48.07
    5.00  -67.95  100.58  -61.65   60.72
    6.00  -67.79  115.58  -58.48   71.27
    7.00  -68.13  130.58  -56.42   81.78
    8.00  -68.96  145.58  -55.51   92.17
    9.00  -69.28  160.58  -54.61  101.87
   10.00  -69.07  175.58  -53.64  111.29
   11.00  -68.88  190.58  -53.19  120.73
   12.00  -68.91  205.58  -53.54  130.15
   13.00  -69.17  220.58  -54.69  139.49
   14.00  -69.65  235.58  -56.53  148.73
   15.00  -70.36  250.58  -58.97  157.70
   16.00  -70.87  265.58  -61.60  166.65
   17.00  -70.63  280.58  -63.96  176.50
   18.00  -71.38  295.58  -67.57  184.92
   19.00  -70.76  310.58  -70.48  196.34
   20.00  -69.93  325.58  -73.56  210.20
   21.00  -68.37  340.58  -76.13  230.22
   22.00  -64.69  355.58  -76.07  262.14
   23.00  -62.24   10.58  -75.07  295.69
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.35   25.58  -77.53  329.06
    1.00  -66.55   40.58  -75.67  358.87
    2.00  -67.32   55.58  -72.43   20.15
    3.00  -74.23   70.58  -74.46   54.71
    4.00  -76.60   85.58  -72.47   70.60
    5.00  -76.71  100.58  -69.51   77.71
    6.00  -76.42  115.58  -66.68   84.10
    7.00  -75.34  130.58  -63.54   89.79
    8.00  -75.66  145.58  -62.20   97.84
    9.00  -75.81  160.58  -61.18  105.68
   10.00  -75.71  175.58  -60.36  113.42
   11.00  -75.89  190.58  -60.28  121.28
   12.00  -76.33  205.58  -60.92  128.97
   13.00  -76.20  220.58  -61.47  136.67
   14.00  -76.10  235.58  -62.51  144.42
   15.00  -75.96  250.58  -63.94  152.26
   16.00  -75.87  265.58  -65.83  160.08
   17.00  -75.63  280.58  -67.98  168.16
   18.00  -76.76  295.58  -71.46  172.81
   19.00  -76.92  310.58  -74.50  178.87
   20.00  -75.80  325.58  -77.23  189.91
   21.00  -73.37  340.58  -79.69  210.99
   22.00  -69.69  355.58  -80.78  248.77
   23.00  -67.24   10.58  -80.54  291.39
</PRE>


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