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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>
04 Dec 1997 01:24:00 yearsecs  29121840
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.37   51.51  -71.37   11.19
    1.00  -64.73   66.51  -66.55   26.08
    2.00  -65.78   81.51  -63.87   41.76
    3.00  -66.83   96.51  -61.41   55.87
    4.00  -66.61  111.51  -58.03   66.92
    5.00  -67.46  126.51  -56.33   78.41
    6.00  -67.51  141.51  -54.45   88.46
    7.00  -67.42  156.51  -53.02   98.29
    8.00  -68.08  171.51  -52.81  108.38
    9.00  -67.94  186.51  -52.27  118.04
   10.00  -67.57  201.51  -52.07  127.67
   11.00  -67.37  216.51  -52.67  137.40
   12.00  -67.41  231.51  -54.03  147.20
   13.00  -67.67  246.51  -56.03  157.03
   14.00  -68.15  261.51  -58.59  166.74
   15.00  -68.86  276.51  -61.71  176.14
   16.00  -69.74  291.51  -65.38  185.05
   17.00  -70.54  306.51  -69.35  193.92
   18.00  -70.36  321.51  -72.86  205.61
   19.00  -69.82  336.51  -76.26  221.11
   20.00  -68.84  351.51  -79.14  244.52
   21.00  -67.88    6.51  -80.90  279.50
   22.00  -66.99   21.51  -79.95  320.81
   23.00  -66.17   36.51  -76.26  351.46
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.74   51.51  -77.81   29.78
    1.00  -72.75   66.51  -74.45   46.65
    2.00  -73.68   81.51  -71.32   59.62
    3.00  -77.90   96.51  -71.14   79.11
    4.00  -79.96  111.51  -70.15   90.10
    5.00  -80.29  126.51  -68.50   96.11
    6.00  -79.69  141.51  -66.44  100.82
    7.00  -79.11  156.51  -64.73  106.44
    8.00  -79.48  171.51  -64.33  113.26
    9.00  -79.26  186.51  -63.76  119.79
   10.00  -79.42  201.51  -63.98  126.45
   11.00  -79.18  216.51  -64.20  133.19
   12.00  -79.28  231.51  -65.17  139.75
   13.00  -79.02  246.51  -66.20  146.59
   14.00  -78.96  261.51  -67.80  153.13
   15.00  -78.66  276.51  -69.58  159.96
   16.00  -78.80  291.51  -72.00  165.49
   17.00  -78.51  306.51  -74.47  171.72
   18.00  -78.92  321.51  -77.47  174.22
   19.00  -78.60  336.51  -80.42  178.14
   20.00  -77.63  351.51  -83.66  184.89
   21.00  -75.78    6.51  -87.42  209.99
   22.00  -73.83   21.51  -87.31  344.03
   23.00  -72.39   36.51  -82.53   13.87
</PRE>


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