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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>
23 Feb 1997 03:17:17 yearsecs   4591037
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.18   25.98  -71.31  326.90
    1.00  -60.87   40.98  -68.68  351.00
    2.00  -61.66   55.98  -65.60   10.18
    3.00  -62.32   70.98  -62.51   26.41
    4.00  -61.46   85.98  -57.87   39.03
    5.00  -62.52  100.98  -55.84   53.56
    6.00  -63.50  115.98  -53.96   66.83
    7.00  -64.02  130.98  -52.14   78.53
    8.00  -64.55  145.98  -50.97   89.54
    9.00  -63.91  160.98  -49.15   99.73
   10.00  -63.50  175.98  -48.02  110.15
   11.00  -63.31  190.98  -47.65  120.60
   12.00  -63.35  205.98  -48.13  131.00
   13.00  -63.60  220.98  -49.44  141.38
   14.00  -64.09  235.98  -51.45  151.73
   15.00  -64.80  250.98  -54.04  161.98
   16.00  -65.73  265.98  -57.16  172.01
   17.00  -64.43  280.98  -58.67  184.30
   18.00  -64.35  295.98  -61.69  195.97
   19.00  -65.02  310.98  -65.81  207.35
   20.00  -64.20  325.98  -68.86  222.75
   21.00  -62.04  340.98  -70.48  243.85
   22.00  -61.53  355.98  -72.95  267.57
   23.00  -59.94   10.98  -72.51  297.78
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.18   25.98  -77.27  329.76
    1.00  -65.87   40.98  -74.80  358.08
    2.00  -66.83   55.98  -71.79   19.45
    3.00  -67.60   70.98  -68.52   36.05
    4.00  -70.16   85.98  -67.18   53.92
    5.00  -71.45  100.98  -64.94   66.83
    6.00  -71.05  115.98  -61.63   75.71
    7.00  -70.37  130.98  -58.63   84.22
    8.00  -71.26  145.98  -57.79   94.14
    9.00  -71.51  160.98  -56.83  103.28
   10.00  -71.52  175.98  -56.10  112.24
   11.00  -71.32  190.98  -55.64  121.15
   12.00  -71.12  205.98  -55.73  130.09
   13.00  -71.20  220.98  -56.66  139.04
   14.00  -71.24  235.98  -58.04  148.05
   15.00  -70.78  250.98  -59.40  157.60
   16.00  -70.78  265.98  -61.58  167.00
   17.00  -69.43  280.98  -63.03  178.42
   18.00  -69.35  295.98  -66.01  188.77
   19.00  -70.02  310.98  -70.00  198.26
   20.00  -69.20  325.98  -73.09  212.46
   21.00  -67.04  340.98  -75.10  234.25
   22.00  -66.53  355.98  -77.95  259.10
   23.00  -64.94   10.98  -78.05  294.69
</PRE>


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