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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>
12 Aug 1997 22:59:08 yearsecs  19349948
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.39   85.22  -60.31   41.12
    1.00  -64.50  100.22  -58.15   55.47
    2.00  -65.48  115.22  -56.18   68.35
    3.00  -66.90  130.22  -55.22   80.41
    4.00  -66.50  145.22  -53.04   90.24
    5.00  -67.05  160.22  -52.38  100.57
    6.00  -66.16  175.22  -50.73  110.27
    7.00  -67.18  190.22  -51.50  120.36
    8.00  -68.79  205.22  -53.41  129.93
    9.00  -69.48  220.22  -54.95  139.17
   10.00  -69.70  235.22  -56.53  148.47
   11.00  -68.83  250.22  -57.56  158.67
   12.00  -68.63  265.22  -59.60  168.78
   13.00  -68.73  280.22  -62.29  178.82
   14.00  -69.09  295.22  -65.63  188.66
   15.00  -69.69  310.22  -69.56  198.38
   16.00  -70.47  325.22  -73.87  208.41
   17.00  -71.16  340.22  -78.19  220.47
   18.00  -70.97  355.22  -81.77  242.40
   19.00  -70.35   10.22  -83.83  284.59
   20.00  -69.28   25.22  -82.02  333.93
   21.00  -68.25   40.22  -77.62    2.44
   22.00  -66.08   55.22  -71.16   16.94
   23.00  -64.29   70.22  -65.06   28.88
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.39   85.22  -65.66   49.71
    1.00  -69.50  100.22  -63.25   62.92
    2.00  -70.48  115.22  -61.22   74.46
    3.00  -75.49  130.22  -63.73   89.82
    4.00  -77.85  145.22  -64.36  100.05
    5.00  -77.99  160.22  -63.38  107.12
    6.00  -77.62  175.22  -62.31  114.01
    7.00  -77.00  190.22  -61.41  121.20
    8.00  -77.46  205.22  -62.06  128.55
    9.00  -77.22  220.22  -62.44  135.96
   10.00  -77.30  235.22  -63.60  143.22
   11.00  -77.17  250.22  -64.96  150.65
   12.00  -77.34  265.22  -66.98  157.54
   13.00  -77.08  280.22  -69.01  165.01
   14.00  -77.04  295.22  -71.58  171.88
   15.00  -76.74  310.22  -74.33  179.32
   16.00  -76.92  325.22  -77.61  184.72
   17.00  -76.61  340.22  -80.94  191.75
   18.00  -77.13  355.22  -84.56  189.37
   19.00  -76.78   10.22  -88.13  176.77
   20.00  -75.65   25.22  -87.49   35.15
   21.00  -73.47   40.22  -82.29   26.56
   22.00  -71.08   55.22  -76.21   30.95
   23.00  -69.29   70.22  -70.42   39.35
</PRE>


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