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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>
06 May 1997 15:56:05 yearsecs  10857365
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.89  196.55  -47.33  124.46
    1.00  -64.13  211.55  -49.22  134.74
    2.00  -64.94  226.55  -51.23  144.83
    3.00  -67.48  241.55  -55.24  153.83
    4.00  -67.00  256.55  -56.82  164.34
    5.00  -67.56  271.55  -59.71  174.20
    6.00  -67.38  286.55  -62.36  184.99
    7.00  -67.66  301.55  -65.84  195.59
    8.00  -68.78  316.55  -70.39  205.27
    9.00  -69.29  331.55  -74.59  217.54
   10.00  -68.72  346.55  -77.87  237.21
   11.00  -68.51    1.55  -80.85  265.62
   12.00  -68.56   16.55  -82.05  307.58
   13.00  -68.84   31.55  -80.35  348.15
   14.00  -69.35   46.55  -77.04   14.99
   15.00  -70.09   61.55  -73.55   33.78
   16.00  -70.79   76.55  -70.15   48.34
   17.00  -70.95   91.55  -66.58   59.57
   18.00  -71.12  106.55  -63.48   69.86
   19.00  -70.49  121.55  -60.15   78.48
   20.00  -69.68  136.55  -57.22   87.03
   21.00  -68.90  151.55  -54.91   95.93
   22.00  -66.65  166.55  -51.61  104.62
   23.00  -64.52  181.55  -48.92  114.23
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.89  196.55  -52.27  124.48
    1.00  -69.13  211.55  -54.05  133.85
    2.00  -69.94  226.55  -55.92  142.93
    3.00  -76.27  241.55  -63.24  147.32
    4.00  -78.43  256.55  -66.77  151.85
    5.00  -78.84  271.55  -69.00  157.55
    6.00  -77.96  286.55  -70.65  165.78
    7.00  -76.65  301.55  -72.54  175.80
    8.00  -76.62  316.55  -75.60  182.47
    9.00  -76.44  331.55  -78.87  189.51
   10.00  -76.31  346.55  -82.40  196.09
   11.00  -76.50    1.55  -86.14  196.16
   12.00  -76.90   16.55  -88.79  119.34
   13.00  -76.77   31.55  -85.81   56.44
   14.00  -76.62   46.55  -81.91   55.40
   15.00  -76.48   61.55  -78.03   59.76
   16.00  -76.33   76.55  -74.33   65.62
   17.00  -76.17   91.55  -70.90   72.09
   18.00  -77.49  106.55  -69.04   82.22
   19.00  -77.86  121.55  -67.04   89.48
   20.00  -77.00  136.55  -64.41   94.95
   21.00  -74.98  151.55  -61.00  100.32
   22.00  -71.65  166.55  -56.65  106.67
   23.00  -69.52  181.55  -53.94  115.15
</PRE>


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