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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>
24 Feb 1997 15:07:21 yearsecs   4720041
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.87  207.41  -48.72  131.93
    1.00  -63.77  222.41  -49.72  142.33
    2.00  -64.59  237.41  -52.08  152.51
    3.00  -65.41  252.41  -54.80  162.60
    4.00  -65.17  267.41  -56.91  173.52
    5.00  -66.30  282.41  -60.60  183.31
    6.00  -66.53  297.41  -63.94  194.15
    7.00  -66.40  312.41  -67.37  206.34
    8.00  -67.08  327.41  -71.74  218.75
    9.00  -66.60  342.41  -75.06  237.20
   10.00  -66.18  357.41  -77.86  262.65
   11.00  -65.99   12.41  -79.23  297.37
   12.00  -66.02   27.41  -78.01  333.72
   13.00  -66.28   42.41  -74.89    1.03
   14.00  -66.76   57.41  -71.32   20.86
   15.00  -67.47   72.41  -68.01   37.06
   16.00  -68.40   87.41  -65.14   51.46
   17.00  -69.45  102.41  -62.74   64.39
   18.00  -69.35  117.41  -59.72   74.41
   19.00  -68.74  132.41  -56.79   83.54
   20.00  -67.56  147.41  -53.91   92.39
   21.00  -66.51  162.41  -51.70  101.79
   22.00  -65.45  177.41  -49.94  111.58
   23.00  -64.45  192.41  -48.79  121.65
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.94  207.41  -56.60  130.80
    1.00  -73.03  222.41  -58.52  139.14
    2.00  -74.01  237.41  -60.74  147.02
    3.00  -76.48  252.41  -64.61  152.58
    4.00  -78.87  267.41  -68.47  155.78
    5.00  -79.53  282.41  -71.03  160.16
    6.00  -78.93  297.41  -73.07  167.20
    7.00  -78.37  312.41  -75.53  174.15
    8.00  -79.07  327.41  -78.65  174.48
    9.00  -78.91  342.41  -81.62  175.83
   10.00  -78.94  357.41  -84.51  168.20
   11.00  -78.71   12.41  -86.74  138.47
   12.00  -78.55   27.41  -85.94   87.20
   13.00  -78.32   42.41  -82.98   69.87
   14.00  -78.38   57.41  -79.58   69.39
   15.00  -78.01   72.41  -76.12   70.84
   16.00  -78.02   87.41  -72.97   75.99
   17.00  -77.07  102.41  -69.45   79.42
   18.00  -77.08  117.41  -66.96   86.18
   19.00  -77.24  132.41  -65.10   93.34
   20.00  -76.45  147.41  -62.81   99.56
   21.00  -74.54  162.41  -59.80  105.83
   22.00  -73.30  177.41  -57.85  113.60
   23.00  -72.24  192.41  -56.58  122.04
</PRE>


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