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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>
01 Sep 1997 23:59:52 yearsecs  21081592
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.84   70.31  -65.68   29.94
    1.00  -66.04   85.31  -63.22   45.48
    2.00  -66.86  100.31  -60.61   58.87
    3.00  -68.12  115.31  -58.86   71.48
    4.00  -67.80  130.31  -56.12   81.29
    5.00  -68.51  145.31  -55.07   91.66
    6.00  -68.52  160.31  -53.86  101.32
    7.00  -68.96  175.31  -53.55  111.08
    8.00  -70.05  190.31  -54.37  120.65
    9.00  -70.59  205.31  -55.18  129.76
   10.00  -70.10  220.31  -55.55  139.02
   11.00  -69.68  235.31  -56.53  148.54
   12.00  -69.53  250.31  -58.20  158.19
   13.00  -69.62  265.31  -60.47  167.83
   14.00  -69.97  280.31  -63.36  177.24
   15.00  -70.56  295.31  -66.86  186.23
   16.00  -71.14  310.31  -70.70  195.28
   17.00  -71.19  325.31  -74.42  206.42
   18.00  -71.28  340.31  -78.30  220.09
   19.00  -70.58  355.31  -81.47  244.45
   20.00  -69.71   10.31  -83.16  286.49
   21.00  -68.91   25.31  -81.60  333.35
   22.00  -68.14   40.31  -77.48    2.28
   23.00  -66.25   55.31  -71.33   17.42
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.84   70.31  -70.92   40.83
    1.00  -71.04   85.31  -68.16   55.40
    2.00  -71.86  100.31  -65.46   67.16
    3.00  -77.64  115.31  -67.76   86.35
    4.00  -79.63  130.31  -67.51   96.30
    5.00  -80.05  145.31  -66.46  102.86
    6.00  -79.33  160.31  -64.71  108.29
    7.00  -78.32  175.31  -63.03  114.37
    8.00  -78.31  190.31  -62.75  121.38
    9.00  -78.25  205.31  -62.86  128.41
   10.00  -78.07  220.31  -63.29  135.54
   11.00  -78.15  235.31  -64.40  142.50
   12.00  -78.43  250.31  -66.08  149.05
   13.00  -78.25  265.31  -67.71  156.02
   14.00  -78.06  280.31  -69.72  162.91
   15.00  -77.87  295.31  -72.10  169.62
   16.00  -77.68  310.31  -74.82  176.06
   17.00  -77.48  325.31  -77.83  182.12
   18.00  -78.62  340.31  -81.21  178.05
   19.00  -78.91  355.31  -84.13  170.38
   20.00  -78.08   10.31  -87.15  151.78
   21.00  -76.16   25.31  -87.49   48.03
   22.00  -73.14   40.31  -82.04   24.40
   23.00  -71.25   55.31  -76.34   31.69
</PRE>


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