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    <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>
20 May 1997 23:08:01 yearsecs  12092881
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.65   80.05  -62.99   38.54
    1.00  -64.41   95.05  -59.19   51.08
    2.00  -65.52  110.05  -57.19   64.51
    3.00  -66.63  125.05  -55.70   76.60
    4.00  -66.45  140.05  -53.53   86.72
    5.00  -67.36  155.05  -53.07   97.30
    6.00  -67.46  170.05  -52.25  107.22
    7.00  -67.31  185.05  -51.66  117.01
    8.00  -67.84  200.05  -52.30  126.73
    9.00  -67.67  215.05  -52.86  136.38
   10.00  -67.26  230.05  -53.74  146.31
   11.00  -67.07  245.05  -55.30  156.43
   12.00  -67.10  260.05  -57.44  166.66
   13.00  -67.36  275.05  -60.16  176.85
   14.00  -67.84  290.05  -63.47  186.87
   15.00  -68.55  305.05  -67.41  196.70
   16.00  -69.47  320.05  -71.81  206.60
   17.00  -70.40  335.05  -76.32  217.75
   18.00  -70.16  350.05  -79.89  237.30
   19.00  -69.63    5.05  -82.49  270.92
   20.00  -68.62   20.05  -81.92  318.10
   21.00  -67.62   35.05  -78.24  351.95
   22.00  -66.69   50.05  -73.28   12.21
   23.00  -65.34   65.05  -67.64   25.78
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.65   80.05  -68.19   48.29
    1.00  -70.67   95.05  -65.52   61.42
    2.00  -71.65  110.05  -63.30   72.91
    3.00  -76.11  125.05  -64.99   88.13
    4.00  -78.42  140.05  -65.39   98.45
    5.00  -78.71  155.05  -64.42  105.40
    6.00  -77.91  170.05  -62.81  111.69
    7.00  -77.21  185.05  -61.67  118.67
    8.00  -77.44  200.05  -61.93  126.03
    9.00  -77.50  215.05  -62.46  133.31
   10.00  -77.87  230.05  -63.72  140.28
   11.00  -77.61  245.05  -64.81  147.63
   12.00  -77.78  260.05  -66.66  154.43
   13.00  -77.54  275.05  -68.54  161.70
   14.00  -77.56  290.05  -70.99  168.26
   15.00  -77.27  305.05  -73.58  175.38
   16.00  -77.55  320.05  -76.74  180.06
   17.00  -77.26  335.05  -79.91  186.18
   18.00  -77.64  350.05  -83.34  185.09
   19.00  -77.22    5.05  -86.81  180.62
   20.00  -76.12   20.05  -88.88   55.08
   21.00  -74.02   35.05  -84.07   24.26
   22.00  -71.95   50.05  -78.40   29.22
   23.00  -70.34   65.05  -72.81   37.69
</PRE>


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