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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 Aug 1997 02:50:12 yearsecs  19882212
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.49   29.26  -69.79  332.26
    1.00  -60.72   44.26  -67.59  355.17
    2.00  -61.48   59.26  -64.49   13.44
    3.00  -67.86   74.26  -67.92   39.52
    4.00  -67.40   89.26  -63.69   51.09
    5.00  -67.98  104.26  -60.89   63.46
    6.00  -67.81  119.26  -57.85   73.84
    7.00  -68.17  134.26  -55.98   84.24
    8.00  -69.00  149.26  -55.20   94.53
    9.00  -69.33  164.26  -54.44  104.22
   10.00  -69.12  179.26  -53.59  113.63
   11.00  -68.93  194.26  -53.27  123.04
   12.00  -68.96  209.26  -53.76  132.44
   13.00  -69.22  224.26  -55.04  141.79
   14.00  -69.71  239.26  -56.99  151.02
   15.00  -70.21  254.26  -59.34  160.15
   16.00  -70.13  269.26  -61.56  169.83
   17.00  -70.00  284.26  -64.14  179.80
   18.00  -71.39  299.26  -68.38  187.27
   19.00  -70.79  314.26  -71.39  198.94
   20.00  -69.97  329.26  -74.52  213.42
   21.00  -67.90  344.26  -76.64  236.37
   22.00  -64.05  359.27  -76.03  270.16
   23.00  -61.49   14.26  -74.19  303.87
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.49   29.26  -75.89  335.76
    1.00  -65.72   44.26  -73.76    2.54
    2.00  -66.48   59.26  -70.50   22.21
    3.00  -73.68   74.26  -73.12   55.09
    4.00  -76.10   89.26  -71.34   70.82
    5.00  -76.44  104.26  -68.62   78.78
    6.00  -75.25  119.26  -65.05   83.86
    7.00  -74.17  134.26  -61.96   90.27
    8.00  -74.57  149.26  -60.79   98.75
    9.00  -74.80  164.26  -59.94  106.98
   10.00  -74.73  179.26  -59.25  115.05
   11.00  -74.98  194.26  -59.36  123.17
   12.00  -75.49  209.26  -60.20  131.06
   13.00  -75.40  224.26  -60.93  138.99
   14.00  -75.32  239.26  -62.13  146.98
   15.00  -75.21  254.26  -63.74  155.06
   16.00  -75.13  269.26  -65.77  163.13
   17.00  -75.00  284.26  -68.15  171.29
   18.00  -76.39  299.26  -71.93  175.49
   19.00  -76.57  314.26  -75.09  181.67
   20.00  -75.42  329.26  -77.91  193.46
   21.00  -72.90  344.26  -80.37  216.88
   22.00  -69.05  359.27  -80.96  258.68
   23.00  -66.49   14.26  -79.80  301.82
</PRE>


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