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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>
09 Mar 1997 14:08:21 yearsecs   5839701
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.01  222.57  -50.91  142.08
    1.00  -65.21  237.57  -52.67  152.32
    2.00  -66.20  252.57  -55.53  162.16
    3.00  -67.21  267.57  -58.73  171.78
    4.00  -67.04  282.57  -61.28  182.55
    5.00  -67.99  297.57  -65.22  192.09
    6.00  -68.31  312.57  -69.01  202.98
    7.00  -69.18  327.57  -73.48  213.97
    8.00  -70.92  342.57  -78.62  224.07
    9.00  -70.61  357.57  -82.00  248.72
   10.00  -69.78   12.57  -83.38  293.82
   11.00  -69.10   27.57  -81.43  339.63
   12.00  -68.75   42.57  -77.53    7.52
   13.00  -68.71   57.57  -73.32   25.85
   14.00  -68.96   72.57  -69.47   40.56
   15.00  -69.50   87.57  -66.18   53.74
   16.00  -70.05  102.57  -63.28   65.46
   17.00  -70.06  117.57  -60.39   75.41
   18.00  -70.11  132.57  -58.16   84.94
   19.00  -69.33  147.57  -55.69   93.68
   20.00  -68.36  162.57  -53.56  102.70
   21.00  -67.59  177.57  -52.09  112.18
   22.00  -67.02  192.57  -51.35  121.88
   23.00  -66.15  207.57  -50.94  131.76
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.55  222.57  -58.07  139.43
    1.00  -73.74  237.57  -60.51  147.30
    2.00  -74.60  252.57  -62.99  154.84
    3.00  -79.63  267.57  -69.07  154.32
    4.00  -81.41  282.57  -72.18  155.03
    5.00  -81.87  297.57  -74.41  157.10
    6.00  -81.41  312.57  -76.46  161.30
    7.00  -80.78  327.57  -78.80  165.22
    8.00  -80.57  342.57  -81.32  164.05
    9.00  -80.44  357.57  -83.64  155.12
   10.00  -80.11   12.57  -85.29  132.38
   11.00  -80.06   27.57  -84.71  100.30
   12.00  -80.18   42.57  -82.39   85.14
   13.00  -79.92   57.57  -79.64   78.85
   14.00  -79.67   72.57  -76.66   78.40
   15.00  -79.41   87.57  -73.71   80.86
   16.00  -79.16  102.57  -70.95   84.90
   17.00  -78.91  117.57  -68.48   89.89
   18.00  -79.85  132.57  -67.46   97.56
   19.00  -80.07  147.57  -66.30  103.78
   20.00  -79.38  162.57  -64.64  109.31
   21.00  -77.74  177.57  -62.36  115.19
   22.00  -75.17  192.57  -59.54  122.27
   23.00  -73.64  207.57  -58.29  130.57
</PRE>


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