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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>
21 Mar 1997 15:07:31 yearsecs   6880051
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.35  208.80  -51.20  132.55
    1.00  -66.30  223.80  -52.24  142.51
    2.00  -67.06  238.80  -54.52  152.23
    3.00  -67.81  253.80  -57.15  161.83
    4.00  -67.36  268.80  -59.07  172.49
    5.00  -67.95  283.80  -62.30  182.30
    6.00  -67.79  298.80  -65.32  193.32
    7.00  -67.99  313.80  -69.06  204.59
    8.00  -68.95  328.80  -73.62  215.73
    9.00  -69.21  343.80  -77.61  231.79
   10.00  -69.05  358.80  -80.87  257.68
   11.00  -68.86   13.80  -82.41  298.92
   12.00  -68.90   28.80  -80.97  342.09
   13.00  -69.16   43.80  -77.61   10.58
   14.00  -69.64   58.80  -73.89   29.77
   15.00  -70.35   73.80  -70.46   45.02
   16.00  -71.04   88.80  -67.32   57.84
   17.00  -71.24  103.80  -64.15   68.28
   18.00  -71.37  118.80  -61.46   77.89
   19.00  -70.75  133.80  -58.63   86.33
   20.00  -69.92  148.80  -56.18   94.87
   21.00  -69.12  163.80  -54.26  103.84
   22.00  -68.46  178.80  -52.94  113.18
   23.00  -67.54  193.80  -51.88  122.71
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.56  208.80  -57.28  131.49
    1.00  -73.63  223.80  -59.19  139.65
    2.00  -74.38  238.80  -61.23  147.50
    3.00  -79.30  253.80  -67.20  149.31
    4.00  -81.06  268.80  -70.26  151.68
    5.00  -81.44  283.80  -72.36  155.29
    6.00  -80.85  298.80  -74.20  161.09
    7.00  -80.01  313.80  -76.35  167.69
    8.00  -80.06  328.80  -79.01  169.17
    9.00  -79.98  343.80  -81.69  167.72
   10.00  -79.79  358.80  -84.25  158.82
   11.00  -79.81   13.80  -85.65  130.20
   12.00  -80.02   28.80  -84.60   98.03
   13.00  -79.83   43.80  -82.31   81.79
   14.00  -79.66   58.80  -79.40   77.20
   15.00  -79.47   73.80  -76.36   77.71
   16.00  -79.31   88.80  -73.43   80.87
   17.00  -79.11  103.80  -70.71   85.21
   18.00  -80.04  118.80  -69.23   92.82
   19.00  -80.23  133.80  -67.67   98.68
   20.00  -79.49  148.80  -65.64  103.56
   21.00  -77.83  163.80  -63.02  108.68
   22.00  -75.29  178.80  -59.84  114.97
   23.00  -73.70  193.80  -58.06  122.89
</PRE>


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