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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>
22 Feb 1997 17:10:00 yearsecs   4554600
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.95  177.32  -45.41  110.55
    1.00  -61.58  192.32  -45.94  121.44
    2.00  -62.21  207.32  -47.10  132.05
    3.00  -62.84  222.32  -48.84  142.53
    4.00  -62.13  237.32  -49.77  153.55
    5.00  -63.26  252.32  -52.83  163.91
    6.00  -64.08  267.32  -55.91  174.39
    7.00  -64.43  282.32  -58.93  185.31
    8.00  -65.01  297.32  -62.57  196.18
    9.00  -64.37  312.32  -65.57  209.50
   10.00  -63.99  327.32  -69.01  224.49
   11.00  -63.76  342.32  -72.44  242.87
   12.00  -63.80  357.32  -75.47  266.85
   13.00  -64.06   12.32  -77.10  298.44
   14.00  -64.54   27.32  -76.30  331.97
   15.00  -65.25   42.32  -73.72  358.89
   16.00  -66.18   57.32  -70.69   19.48
   17.00  -67.33   72.32  -67.88   36.68
   18.00  -67.32   87.32  -64.07   49.39
   19.00  -66.67  102.32  -59.97   60.13
   20.00  -65.18  117.32  -55.49   69.59
   21.00  -64.08  132.32  -52.01   79.54
   22.00  -62.66  147.32  -48.89   89.40
   23.00  -61.49  162.32  -46.60   99.76
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.42  177.32  -53.95  112.48
    1.00  -70.27  192.32  -54.59  121.89
    2.00  -71.22  207.32  -55.89  130.88
    3.00  -72.07  222.32  -57.59  139.49
    4.00  -74.48  237.32  -61.17  146.61
    5.00  -75.63  252.32  -63.86  153.55
    6.00  -75.28  267.32  -65.60  161.88
    7.00  -74.51  282.32  -67.42  171.21
    8.00  -75.22  297.32  -70.78  177.62
    9.00  -75.00  312.32  -73.80  186.06
   10.00  -74.73  327.32  -77.12  195.36
   11.00  -74.54  342.32  -80.73  205.96
   12.00  -74.28  357.32  -84.50  222.17
   13.00  -74.27   12.32  -88.04  269.71
   14.00  -74.33   27.32  -86.35   13.62
   15.00  -73.89   42.32  -81.96   31.89
   16.00  -73.82   57.32  -77.72   44.21
   17.00  -72.46   72.32  -72.68   49.91
   18.00  -72.32   87.32  -68.81   59.76
   19.00  -73.00  102.32  -66.07   70.56
   20.00  -72.47  117.32  -62.78   78.54
   21.00  -70.71  132.32  -58.79   85.39
   22.00  -70.37  147.32  -56.76   94.27
   23.00  -69.24  162.32  -54.46  102.95
</PRE>


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