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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>
17 Feb 1997 14:48:34 yearsecs   4114114
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.25  211.32  -47.38  134.87
    1.00  -62.80  226.32  -49.18  145.37
    2.00  -63.36  241.32  -51.43  155.87
    3.00  -63.92  256.32  -54.02  166.41
    4.00  -63.52  271.32  -56.10  177.84
    5.00  -64.80  286.32  -60.04  187.94
    6.00  -65.27  301.32  -63.72  198.99
    7.00  -65.27  316.32  -67.37  211.64
    8.00  -65.94  331.32  -71.75  225.21
    9.00  -65.33  346.32  -74.80  245.57
   10.00  -64.89    1.32  -77.18  272.99
   11.00  -64.70   16.32  -77.74  307.54
   12.00  -64.73   31.32  -75.76  339.95
   13.00  -64.99   46.32  -72.35    3.95
   14.00  -65.48   61.32  -68.80   22.27
   15.00  -66.18   76.32  -65.62   37.95
   16.00  -67.11   91.32  -62.90   52.24
   17.00  -68.27  106.32  -60.75   65.36
   18.00  -68.30  121.32  -57.99   75.78
   19.00  -67.61  136.32  -55.14   85.11
   20.00  -66.24  151.32  -52.22   94.19
   21.00  -65.14  166.32  -50.09  103.91
   22.00  -63.90  181.32  -48.29  113.95
   23.00  -62.71  196.32  -47.14  124.30
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.66  211.32  -57.49  132.92
    1.00  -73.73  226.32  -59.48  141.01
    2.00  -74.69  241.32  -61.76  148.63
    3.00  -75.66  256.32  -64.38  155.60
    4.00  -78.11  271.32  -68.42  158.92
    5.00  -79.09  286.32  -71.35  162.74
    6.00  -78.64  301.32  -73.60  169.49
    7.00  -78.09  316.32  -76.19  176.54
    8.00  -78.75  331.32  -79.38  176.78
    9.00  -78.73  346.32  -82.43  176.47
   10.00  -78.71    1.32  -85.31  165.84
   11.00  -78.50   16.32  -87.07  123.59
   12.00  -78.13   31.32  -85.46   75.66
   13.00  -77.96   46.32  -82.11   66.05
   14.00  -78.03   61.32  -78.62   68.00
   15.00  -77.60   76.32  -75.07   70.43
   16.00  -77.42   91.32  -71.82   75.62
   17.00  -75.98  106.32  -67.87   78.75
   18.00  -75.74  121.32  -65.19   85.70
   19.00  -76.37  136.32  -63.83   94.01
   20.00  -75.80  151.32  -61.84  100.91
   21.00  -74.01  166.32  -59.03  107.67
   22.00  -73.40  181.32  -57.86  115.84
   23.00  -72.65  196.32  -57.02  124.31
</PRE>


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