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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 Mar 1997 15:53:29 yearsecs   6537209
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.65  196.82  -50.06  124.66
    1.00  -65.18  211.82  -50.24  134.75
    2.00  -66.15  226.82  -52.38  144.59
    3.00  -67.11  241.82  -54.93  154.23
    4.00  -66.82  256.82  -56.71  164.65
    5.00  -67.60  271.82  -59.80  174.34
    6.00  -67.59  286.82  -62.60  184.90
    7.00  -67.59  301.82  -65.85  195.90
    8.00  -68.38  316.82  -70.13  206.33
    9.00  -68.27  331.82  -73.85  220.49
   10.00  -67.99  346.82  -77.32  239.79
   11.00  -67.80    1.82  -80.19  268.19
   12.00  -67.83   16.82  -81.24  308.41
   13.00  -68.09   31.82  -79.48  346.76
   14.00  -68.58   46.82  -76.19   12.93
   15.00  -69.28   61.82  -72.71   31.69
   16.00  -70.11   76.82  -69.45   46.84
   17.00  -70.74   91.82  -66.33   59.33
   18.00  -70.65  106.82  -62.98   69.28
   19.00  -70.09  121.82  -59.71   78.16
   20.00  -69.15  136.82  -56.65   86.74
   21.00  -68.24  151.82  -54.21   95.69
   22.00  -67.41  166.82  -52.36  105.08
   23.00  -66.56  181.82  -50.96  114.77
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.49  196.82  -56.87  124.60
    1.00  -73.51  211.82  -58.35  132.98
    2.00  -74.38  226.82  -60.15  140.93
    3.00  -78.68  241.82  -65.46  144.93
    4.00  -80.61  256.82  -68.59  148.33
    5.00  -80.95  271.82  -70.55  152.93
    6.00  -80.39  286.82  -72.19  159.28
    7.00  -79.77  301.82  -74.22  165.75
    8.00  -80.07  316.82  -76.89  167.97
    9.00  -80.00  331.82  -79.55  169.54
   10.00  -79.99  346.82  -82.21  166.44
   11.00  -79.81    1.82  -84.65  154.71
   12.00  -79.91   16.82  -85.56  122.58
   13.00  -79.66   31.82  -84.46   90.77
   14.00  -79.55   46.82  -81.81   78.37
   15.00  -79.27   61.82  -78.75   75.05
   16.00  -79.31   76.82  -75.71   77.64
   17.00  -79.04   91.82  -72.72   80.88
   18.00  -79.57  106.82  -70.55   87.47
   19.00  -79.39  121.82  -68.31   92.55
   20.00  -78.50  136.82  -65.79   97.15
   21.00  -76.74  151.82  -62.72  102.01
   22.00  -74.67  166.82  -59.68  108.29
   23.00  -73.25  181.82  -57.69  116.09
</PRE>


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