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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>
19 Jun 1997 20:30:07 yearsecs  14675407
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.66  119.07  -53.59   69.37
    1.00  -63.87  134.07  -51.58   80.65
    2.00  -64.75  149.07  -50.89   91.81
    3.00  -65.62  164.07  -50.70  102.55
    4.00  -65.40  179.07  -49.85  112.70
    5.00  -66.49  194.07  -50.84  122.85
    6.00  -66.70  209.07  -51.55  132.68
    7.00  -66.56  224.07  -52.51  142.61
    8.00  -67.24  239.07  -54.71  152.31
    9.00  -66.79  254.07  -56.28  162.78
   10.00  -66.37  269.07  -58.24  173.64
   11.00  -66.18  284.07  -60.81  184.67
   12.00  -66.21  299.07  -64.03  195.89
   13.00  -66.47  314.07  -67.85  207.62
   14.00  -66.95  329.07  -72.05  220.71
   15.00  -67.66  344.07  -76.38  236.79
   16.00  -68.59  359.07  -80.49  259.80
   17.00  -69.62   14.07  -83.25  299.11
   18.00  -69.49   29.07  -81.56  344.43
   19.00  -68.90   44.07  -77.27   10.15
   20.00  -67.75   59.07  -71.91   24.93
   21.00  -66.71   74.07  -66.76   36.96
   22.00  -65.50   89.07  -61.74   47.74
   23.00  -64.13  104.07  -56.95   58.12
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.66  119.07  -58.73   74.68
    1.00  -69.84  134.07  -57.69   85.62
    2.00  -70.91  149.07  -57.15   95.74
    3.00  -74.11  164.07  -59.26  106.49
    4.00  -76.84  179.07  -61.41  115.61
    5.00  -77.49  194.07  -61.92  123.12
    6.00  -76.69  209.07  -61.40  130.64
    7.00  -75.94  224.07  -61.44  138.60
    8.00  -76.63  239.07  -63.32  145.73
    9.00  -76.17  254.07  -64.55  153.79
   10.00  -76.24  269.07  -66.64  161.25
   11.00  -76.21  284.07  -69.01  168.71
   12.00  -76.17  299.07  -71.75  176.02
   13.00  -75.96  314.07  -74.73  183.78
   14.00  -76.08  329.07  -78.15  190.28
   15.00  -75.71  344.07  -81.63  199.45
   16.00  -75.83  359.07  -85.47  205.67
   17.00  -74.90   14.07  -88.88  273.38
   18.00  -75.03   29.07  -86.24   27.82
   19.00  -75.15   44.07  -82.11   42.69
   20.00  -74.23   59.07  -77.50   47.33
   21.00  -72.05   74.07  -71.88   49.93
   22.00  -70.50   89.07  -66.76   56.89
   23.00  -69.13  104.07  -62.07   65.05
</PRE>


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