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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>
24 Feb 1997 01:23:41 yearsecs   4670621
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.23   55.73  -70.06   15.81
    1.00  -65.41   70.73  -66.21   31.39
    2.00  -66.36   85.73  -63.46   46.38
    3.00  -67.33  100.73  -60.99   59.88
    4.00  -67.12  115.73  -57.76   70.58
    5.00  -68.01  130.73  -56.28   81.76
    6.00  -68.25  145.73  -54.77   91.75
    7.00  -69.03  160.73  -54.35  101.84
    8.00  -70.19  175.73  -54.77  111.70
    9.00  -70.00  190.73  -54.32  120.90
   10.00  -69.37  205.73  -54.00  130.18
   11.00  -68.84  220.73  -54.38  139.69
   12.00  -68.60  235.73  -55.58  149.39
   13.00  -68.64  250.73  -57.46  159.15
   14.00  -68.96  265.73  -59.96  168.80
   15.00  -69.55  280.73  -63.08  178.09
   16.00  -70.13  295.73  -66.60  187.27
   17.00  -70.17  310.73  -70.06  197.73
   18.00  -70.25  325.73  -73.84  209.46
   19.00  -69.50  340.73  -77.08  226.98
   20.00  -68.60  355.73  -79.84  252.94
   21.00  -67.85   10.73  -81.20  291.01
   22.00  -67.26   25.73  -79.70  331.55
   23.00  -66.39   40.73  -75.45  358.75
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.72   55.73  -77.39   37.99
    1.00  -73.90   70.73  -74.19   53.62
    2.00  -74.76   85.73  -71.14   65.14
    3.00  -79.73  100.73  -71.62   85.90
    4.00  -81.26  115.73  -70.54   94.73
    5.00  -81.80  130.73  -69.32  100.59
    6.00  -81.12  145.73  -67.43  104.53
    7.00  -80.14  160.73  -65.50  109.20
    8.00  -80.13  175.73  -64.86  115.43
    9.00  -80.05  190.73  -64.54  121.76
   10.00  -79.76  205.73  -64.41  128.23
   11.00  -79.75  220.73  -64.96  134.71
   12.00  -79.91  235.73  -66.08  140.93
   13.00  -79.68  250.73  -67.20  147.46
   14.00  -79.45  265.73  -68.70  153.96
   15.00  -79.21  280.73  -70.58  160.33
   16.00  -78.99  295.73  -72.81  166.45
   17.00  -78.82  310.73  -75.39  171.89
   18.00  -79.87  325.73  -78.44  170.04
   19.00  -80.17  340.73  -81.11  167.26
   20.00  -79.49  355.73  -83.94  164.72
   21.00  -77.86   10.73  -87.41  152.92
   22.00  -75.31   25.73  -87.26   27.97
   23.00  -73.80   40.73  -82.35   29.51
</PRE>


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