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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>
08 Aug 1997 20:25:52 yearsecs  18995152
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.79  122.78  -55.19   74.19
    1.00  -65.35  137.78  -52.65   84.36
    2.00  -66.38  152.78  -52.25   95.26
    3.00  -67.41  167.78  -52.31  105.72
    4.00  -67.18  182.78  -51.56  115.51
    5.00  -67.98  197.78  -52.38  125.27
    6.00  -67.92  212.78  -52.94  134.87
    7.00  -67.57  227.78  -53.81  144.69
    8.00  -68.58  242.78  -56.38  153.98
    9.00  -69.24  257.78  -58.99  163.29
   10.00  -69.01  272.78  -61.19  173.45
   11.00  -68.61  287.78  -63.66  184.20
   12.00  -68.49  302.78  -66.83  195.11
   13.00  -68.63  317.78  -70.57  206.60
   14.00  -69.01  332.78  -74.68  219.56
   15.00  -69.62  347.78  -78.92  235.92
   16.00  -70.42    2.78  -82.88  261.75
   17.00  -71.15   17.78  -84.88  312.61
   18.00  -70.95   32.78  -82.21  358.62
   19.00  -70.39   47.78  -77.69   20.19
   20.00  -69.38   62.78  -72.54   32.88
   21.00  -68.39   77.78  -67.54   43.66
   22.00  -67.50   92.78  -62.96   54.05
   23.00  -66.49  107.78  -58.65   64.01
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.79  122.78  -60.25   79.61
    1.00  -71.85  137.78  -59.25   89.79
    2.00  -72.83  152.78  -58.75   99.31
    3.00  -77.26  167.78  -62.25  110.23
    4.00  -79.44  182.78  -63.99  118.18
    5.00  -79.79  197.78  -64.30  124.78
    6.00  -79.17  212.78  -64.03  131.54
    7.00  -78.86  227.78  -64.51  138.45
    8.00  -78.95  242.78  -65.79  145.04
    9.00  -78.66  257.78  -67.11  152.03
   10.00  -78.76  272.78  -69.12  158.21
   11.00  -78.62  287.78  -71.29  164.56
   12.00  -78.69  302.78  -73.88  169.83
   13.00  -78.41  317.78  -76.59  175.62
   14.00  -78.34  332.78  -79.62  179.35
   15.00  -78.03  347.78  -82.81  181.94
   16.00  -78.18    2.78  -85.88  169.97
   17.00  -77.88   17.78  -87.71  114.84
   18.00  -78.32   32.78  -85.07   76.09
   19.00  -77.99   47.78  -81.77   66.24
   20.00  -76.98   62.78  -77.94   62.83
   21.00  -75.06   77.78  -73.23   61.73
   22.00  -73.02   92.78  -68.14   64.84
   23.00  -71.49  107.78  -63.58   71.23
</PRE>


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