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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>
19 Jun 1997 15:25:14 yearsecs  14657114
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -58.90  208.02  -43.91  132.91
    1.00  -59.48  223.02  -45.68  143.93
    2.00  -60.07  238.02  -47.91  154.93
    3.00  -60.65  253.02  -50.52  165.97
    4.00  -60.11  268.02  -52.42  177.95
    5.00  -61.05  283.02  -56.01  189.16
    6.00  -62.42  298.02  -60.40  199.94
    7.00  -63.38  313.02  -64.85  211.56
    8.00  -63.51  328.02  -68.75  226.03
    9.00  -62.98  343.02  -71.85  245.16
   10.00  -62.57  358.02  -74.32  269.92
   11.00  -62.38   13.02  -75.22  300.88
   12.00  -62.41   28.02  -73.64  331.70
   13.00  -62.67   43.02  -70.41  355.89
   14.00  -63.15   58.02  -66.93   14.65
   15.00  -63.86   73.02  -63.84   30.79
   16.00  -64.79   88.02  -61.22   45.72
   17.00  -65.94  103.02  -59.07   59.66
   18.00  -66.00  118.02  -56.21   70.97
   19.00  -65.13  133.02  -53.01   80.86
   20.00  -63.52  148.02  -49.71   90.38
   21.00  -62.38  163.02  -47.46  100.59
   22.00  -60.73  178.02  -45.17  111.01
   23.00  -59.60  193.02  -43.99  121.85
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.22  208.02  -55.92  131.29
    1.00  -71.94  223.02  -57.51  139.96
    2.00  -72.81  238.02  -59.70  148.23
    3.00  -73.43  253.02  -62.01  156.35
    4.00  -74.96  268.02  -65.43  162.74
    5.00  -76.13  283.02  -68.77  168.37
    6.00  -76.22  298.02  -71.58  175.37
    7.00  -75.52  313.02  -74.26  184.75
    8.00  -75.82  328.02  -77.80  190.99
    9.00  -76.03  343.02  -81.46  196.76
   10.00  -75.73  358.02  -85.18  206.40
   11.00  -75.41   13.02  -89.06  239.08
   12.00  -75.15   28.02  -86.58   28.34
   13.00  -75.06   43.02  -82.36   41.29
   14.00  -74.97   58.02  -78.22   50.28
   15.00  -74.59   73.02  -74.08   57.44
   16.00  -74.63   88.02  -70.52   66.04
   17.00  -73.96  103.02  -66.78   72.85
   18.00  -73.72  118.02  -63.84   80.79
   19.00  -73.69  133.02  -61.65   89.04
   20.00  -73.24  148.02  -59.58   96.94
   21.00  -72.00  163.02  -57.20  104.75
   22.00  -71.93  178.02  -56.46  113.57
   23.00  -70.89  193.02  -55.22  122.35
</PRE>


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