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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>
23 Jun 1997 16:17:44 yearsecs  15005864
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.90  192.74  -45.28  121.70
    1.00  -61.54  207.74  -46.47  132.42
    2.00  -62.18  222.74  -48.24  143.01
    3.00  -62.81  237.74  -50.47  153.55
    4.00  -62.07  252.74  -51.80  164.94
    5.00  -63.19  267.74  -55.19  175.42
    6.00  -64.03  282.74  -58.65  186.05
    7.00  -64.40  297.74  -62.12  197.31
    8.00  -64.92  312.74  -66.17  209.02
    9.00  -64.37  327.74  -69.46  224.30
   10.00  -64.00  342.74  -72.75  243.03
   11.00  -63.79  357.74  -75.53  267.65
   12.00  -63.81   12.74  -76.83  299.54
   13.00  -64.06   27.74  -75.67  332.39
   14.00  -64.54   42.74  -72.77  358.27
   15.00  -65.24   57.74  -69.51   18.03
   16.00  -66.16   72.74  -66.52   34.69
   17.00  -67.31   87.74  -63.96   49.72
   18.00  -67.30  102.74  -60.53   61.35
   19.00  -66.65  117.74  -56.93   71.48
   20.00  -65.15  132.74  -53.08   80.68
   21.00  -64.04  147.74  -50.28   90.47
   22.00  -62.61  162.74  -47.72  100.47
   23.00  -61.45  177.74  -45.91  110.95
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.99  192.74  -57.33  122.27
    1.00  -73.76  207.74  -58.42  130.64
    2.00  -74.64  222.74  -60.09  138.57
    3.00  -75.42  237.74  -62.08  146.09
    4.00  -77.45  252.74  -65.49  151.49
    5.00  -78.46  267.74  -68.20  156.68
    6.00  -78.31  282.74  -70.28  163.34
    7.00  -77.81  297.74  -72.50  170.75
    8.00  -78.48  312.74  -75.64  173.83
    9.00  -78.46  327.74  -78.61  177.81
   10.00  -78.31  342.74  -81.72  180.20
   11.00  -78.05  357.74  -84.94  177.53
   12.00  -77.72   12.74  -87.76  145.04
   13.00  -77.59   27.74  -86.47   73.45
   14.00  -77.51   42.74  -82.97   62.48
   15.00  -77.05   57.74  -79.19   61.52
   16.00  -76.89   72.74  -75.53   66.19
   17.00  -75.71   87.74  -71.39   68.94
   18.00  -75.50  102.74  -68.14   75.95
   19.00  -75.96  117.74  -65.93   84.30
   20.00  -75.44  132.74  -63.37   91.03
   21.00  -73.91  147.74  -60.27   97.35
   22.00  -73.59  162.74  -58.82  105.45
   23.00  -72.72  177.74  -57.26  113.62
</PRE>


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