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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 Jul 1997 23:56:24 yearsecs  18230184
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.56   71.00  -65.18   30.10
    1.00  -64.01   86.00  -60.83   42.76
    2.00  -65.01  101.00  -58.53   56.79
    3.00  -66.01  116.00  -56.58   69.51
    4.00  -65.79  131.00  -53.97   79.99
    5.00  -66.76  146.00  -53.23   90.93
    6.00  -66.85  161.00  -52.13  100.99
    7.00  -66.60  176.00  -51.15  110.91
    8.00  -67.13  191.00  -51.46  120.87
    9.00  -67.65  206.00  -52.33  130.56
   10.00  -67.10  221.00  -52.76  140.41
   11.00  -66.79  236.00  -53.95  150.48
   12.00  -66.77  251.00  -55.82  160.68
   13.00  -66.99  266.00  -58.28  170.89
   14.00  -67.45  281.00  -61.33  180.94
   15.00  -68.14  296.00  -65.00  190.71
   16.00  -69.06  311.00  -69.25  200.25
   17.00  -70.04  326.00  -73.74  210.28
   18.00  -69.84  341.00  -77.41  226.18
   19.00  -69.28  356.00  -80.51  251.11
   20.00  -68.19   11.00  -81.59  291.29
   21.00  -67.12   26.00  -79.49  331.98
   22.00  -66.12   41.00  -75.07  358.59
   23.00  -65.24   56.00  -69.98   16.11
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.10   71.00  -73.53   51.03
    1.00  -74.14   86.00  -70.61   63.58
    2.00  -75.14  101.00  -68.18   74.25
    3.00  -78.40  116.00  -68.29   88.20
    4.00  -80.52  131.00  -68.21   98.18
    5.00  -80.98  146.00  -67.27  104.42
    6.00  -80.28  161.00  -65.62  109.44
    7.00  -79.42  176.00  -64.13  115.19
    8.00  -79.55  191.00  -64.03  121.82
    9.00  -79.07  206.00  -63.71  128.53
   10.00  -79.34  221.00  -64.57  135.09
   11.00  -79.12  236.00  -65.36  141.88
   12.00  -79.14  251.00  -66.77  148.36
   13.00  -78.92  266.00  -68.33  155.08
   14.00  -78.94  281.00  -70.43  161.12
   15.00  -78.62  296.00  -72.66  167.65
   16.00  -78.76  311.00  -75.42  172.18
   17.00  -78.24  326.00  -78.20  178.54
   18.00  -78.51  341.00  -81.35  178.79
   19.00  -78.42  356.00  -84.46  174.83
   20.00  -77.66   11.00  -87.62  154.56
   21.00  -76.00   26.00  -87.31   43.96
   22.00  -74.55   41.00  -82.69   35.61
   23.00  -73.43   56.00  -77.83   41.42
</PRE>


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