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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>
18 Sep 1997 01:50:52 yearsecs  22470652
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.28   42.31  -66.23  351.20
    1.00  -59.91   57.31  -62.94    9.29
    2.00  -60.53   72.31  -59.93   25.09
    3.00  -61.16   87.31  -57.22   39.83
    4.00  -60.45  102.31  -53.25   52.26
    5.00  -61.42  117.31  -51.52   65.86
    6.00  -62.69  132.31  -50.57   78.48
    7.00  -63.53  147.31  -49.79   89.87
    8.00  -63.64  162.31  -48.79  100.55
    9.00  -63.22  177.31  -47.71  111.02
   10.00  -62.81  192.31  -47.17  121.49
   11.00  -62.62  207.31  -47.50  132.00
   12.00  -62.65  222.31  -48.66  142.57
   13.00  -62.91  237.31  -50.51  153.20
   14.00  -63.39  252.31  -52.95  163.82
   15.00  -64.10  267.31  -55.93  174.36
   16.00  -65.03  282.31  -59.46  184.66
   17.00  -65.66  297.31  -63.15  195.30
   18.00  -65.50  312.31  -66.57  207.72
   19.00  -65.43  327.31  -70.29  221.94
   20.00  -63.83  342.31  -72.50  242.73
   21.00  -62.70  357.31  -74.35  268.42
   22.00  -61.09   12.31  -73.78  299.95
   23.00  -59.95   27.31  -70.77  329.15
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.28   42.31  -76.03    3.14
    1.00  -67.97   57.31  -72.64   23.63
    2.00  -68.91   72.31  -69.49   40.21
    3.00  -69.56   87.31  -66.30   53.66
    4.00  -71.50  102.31  -64.71   67.78
    5.00  -72.80  117.31  -63.09   79.01
    6.00  -72.74  132.31  -60.80   87.54
    7.00  -71.76  147.31  -58.16   95.32
    8.00  -72.14  162.31  -57.38  104.40
    9.00  -72.52  177.31  -57.08  113.32
   10.00  -72.34  192.31  -56.68  121.99
   11.00  -72.07  207.31  -56.73  130.72
   12.00  -71.87  222.31  -57.40  139.56
   13.00  -71.90  237.31  -58.78  148.43
   14.00  -71.88  252.31  -60.55  157.44
   15.00  -71.47  267.31  -62.39  167.02
   16.00  -71.55  282.31  -65.06  176.22
   17.00  -70.66  297.31  -67.37  187.39
   18.00  -70.50  312.31  -70.70  198.17
   19.00  -70.77  327.31  -74.62  209.35
   20.00  -70.26  342.31  -78.06  226.28
   21.00  -68.59  357.31  -80.14  256.11
   22.00  -68.36   12.31  -81.83  294.90
   23.00  -66.96   27.31  -79.09  334.76
</PRE>


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