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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>
29 Apr 1997 13:58:02 yearsecs  10245482
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.44  226.88  -51.72  144.88
    1.00  -65.59  241.88  -53.55  155.12
    2.00  -66.50  256.88  -56.43  164.94
    3.00  -67.42  271.88  -59.65  174.57
    4.00  -67.16  286.88  -62.23  185.51
    5.00  -67.99  301.88  -66.20  195.28
    6.00  -68.15  316.88  -69.96  206.84
    7.00  -68.83  331.88  -74.30  219.13
    8.00  -70.19  346.88  -79.15  232.49
    9.00  -70.03    1.88  -82.35  261.12
   10.00  -69.45   16.88  -83.03  308.59
   11.00  -68.95   31.88  -80.40  349.17
   12.00  -68.74   46.88  -76.35   13.51
   13.00  -68.81   61.88  -72.23   30.47
   14.00  -69.15   76.88  -68.52   44.60
   15.00  -69.75   91.88  -65.38   57.41
   16.00  -70.34  106.88  -62.67   68.83
   17.00  -70.40  121.88  -60.01   78.57
   18.00  -70.49  136.88  -58.00   87.97
   19.00  -69.75  151.88  -55.74   96.67
   20.00  -68.84  166.88  -53.80  105.68
   21.00  -68.09  181.88  -52.49  115.08
   22.00  -67.49  196.88  -51.88  124.69
   23.00  -66.61  211.88  -51.63  134.54
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.60  226.88  -59.41  141.39
    1.00  -74.74  241.88  -61.88  148.88
    2.00  -75.57  256.88  -64.38  156.00
    3.00  -80.29  271.88  -70.10  154.49
    4.00  -81.97  286.88  -73.04  154.42
    5.00  -82.42  301.88  -75.16  155.68
    6.00  -81.85  316.88  -77.16  159.58
    7.00  -80.98  331.88  -79.49  163.79
    8.00  -80.92  346.88  -81.86  159.78
    9.00  -80.81    1.88  -83.86  147.52
   10.00  -80.51   16.88  -84.92  122.72
   11.00  -80.46   31.88  -83.86   96.87
   12.00  -80.59   46.88  -81.49   85.86
   13.00  -80.35   61.88  -78.81   81.13
   14.00  -80.11   76.88  -75.97   81.14
   15.00  -79.87   91.88  -73.18   83.68
   16.00  -79.64  106.88  -70.59   87.68
   17.00  -79.39  121.88  -68.31   92.58
   18.00  -80.34  136.88  -67.46  100.02
   19.00  -80.63  151.88  -66.52  106.18
   20.00  -79.98  166.88  -65.03  111.62
   21.00  -78.44  181.88  -62.99  117.47
   22.00  -76.03  196.88  -60.45  124.54
   23.00  -74.61  211.88  -59.44  132.71
</PRE>


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