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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>
10 Jul 1997 16:13:30 yearsecs  16474410
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.87  194.88  -47.26  123.29
    1.00  -63.33  209.88  -48.34  133.71
    2.00  -63.93  224.88  -50.11  144.01
    3.00  -64.51  239.88  -52.31  154.28
    4.00  -64.23  254.88  -54.09  165.15
    5.00  -65.51  269.88  -57.63  175.02
    6.00  -65.85  284.88  -60.69  185.66
    7.00  -65.72  299.88  -63.79  197.22
    8.00  -66.43  314.88  -68.01  208.40
    9.00  -65.82  329.88  -71.28  223.90
   10.00  -65.40  344.88  -74.55  243.31
   11.00  -65.22  359.89  -77.30  269.48
   12.00  -65.25   14.88  -78.41  303.93
   13.00  -65.51   29.88  -76.96  338.17
   14.00  -65.99   44.88  -73.90    3.95
   15.00  -66.70   59.88  -70.57   23.33
   16.00  -67.63   74.88  -67.52   39.58
   17.00  -67.18   89.88  -63.31   51.20
   18.00  -66.69  104.88  -59.45   62.10
   19.00  -67.00  119.88  -56.92   73.37
   20.00  -66.60  134.88  -54.29   83.33
   21.00  -64.39  149.88  -50.45   92.17
   22.00  -63.58  164.88  -48.59  102.35
   23.00  -62.81  179.88  -47.23  112.75
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.87  194.88  -52.22  123.41
    1.00  -69.47  209.88  -54.29  132.74
    2.00  -70.83  224.88  -56.61  141.53
    3.00  -72.57  239.88  -59.67  149.49
    4.00  -75.79  254.88  -64.32  154.68
    5.00  -76.97  269.88  -67.34  160.38
    6.00  -76.34  284.88  -69.25  168.82
    7.00  -75.69  299.88  -71.60  177.71
    8.00  -76.70  314.88  -75.28  181.46
    9.00  -76.28  329.88  -78.42  189.67
   10.00  -76.29  344.88  -81.99  195.64
   11.00  -75.98  359.89  -85.70  203.83
   12.00  -75.49   14.88  -89.53  258.82
   13.00  -75.15   29.88  -86.06   30.66
   14.00  -75.17   44.88  -81.89   43.41
   15.00  -74.53   59.88  -77.46   49.27
   16.00  -74.19   74.88  -73.34   57.17
   17.00  -72.18   89.88  -68.08   61.10
   18.00  -71.69  104.88  -64.35   69.74
   19.00  -72.00  119.88  -61.90   79.39
   20.00  -71.60  134.88  -59.35   87.83
   21.00  -69.39  149.88  -55.54   95.18
   22.00  -68.58  164.88  -53.65  104.29
   23.00  -67.81  179.88  -52.25  113.74
</PRE>


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