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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>
30 Jun 1997 13:11:50 yearsecs  15599510
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.11  239.62  -51.91  154.29
    1.00  -65.35  254.62  -55.06  164.20
    2.00  -66.19  269.62  -58.18  174.20
    3.00  -68.31  284.62  -62.77  182.41
    4.00  -68.06  299.62  -65.74  193.49
    5.00  -68.85  314.62  -69.96  203.55
    6.00  -68.95  329.62  -73.83  216.53
    7.00  -69.45  344.62  -78.00  232.11
    8.00  -70.15  359.62  -82.03  255.26
    9.00  -70.25   14.62  -83.94  300.46
   10.00  -69.83   29.62  -81.80  346.84
   11.00  -69.44   44.62  -77.66   12.67
   12.00  -69.29   59.62  -73.33   29.57
   13.00  -69.39   74.62  -69.35   43.32
   14.00  -69.74   89.62  -65.91   55.74
   15.00  -70.33  104.62  -63.12   67.31
   16.00  -70.91  119.62  -60.88   77.80
   17.00  -70.97  134.62  -58.75   87.05
   18.00  -71.05  149.62  -57.24   96.17
   19.00  -70.33  164.62  -55.43  104.90
   20.00  -69.56  179.62  -54.02  113.95
   21.00  -68.85  194.62  -53.19  123.27
   22.00  -67.55  209.62  -52.40  132.91
   23.00  -65.59  224.62  -51.65  143.30
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.11  239.62  -56.49  151.61
    1.00  -70.35  254.62  -59.51  160.26
    2.00  -71.19  269.62  -62.52  168.81
    3.00  -77.18  284.62  -69.80  166.81
    4.00  -79.24  299.62  -73.60  166.94
    5.00  -79.67  314.62  -76.40  169.34
    6.00  -78.91  329.62  -79.06  175.68
    7.00  -77.88  344.62  -82.12  183.37
    8.00  -77.97  359.62  -85.35  176.66
    9.00  -77.99   14.62  -87.61  132.67
   10.00  -77.74   29.62  -85.99   72.76
   11.00  -77.82   44.62  -82.51   65.02
   12.00  -78.10   59.62  -79.03   68.09
   13.00  -77.91   74.62  -75.59   71.11
   14.00  -77.71   89.62  -72.35   75.84
   15.00  -77.52  104.62  -69.40   81.47
   16.00  -77.33  119.62  -66.85   87.64
   17.00  -77.12  134.62  -64.74   94.20
   18.00  -78.29  149.62  -64.42  102.54
   19.00  -78.57  164.62  -63.72  109.59
   20.00  -77.69  179.62  -62.26  116.16
   21.00  -75.68  194.62  -60.07  123.37
   22.00  -72.55  209.62  -57.30  131.97
   23.00  -70.59  224.62  -56.36  141.47
</PRE>


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