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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>
25 Apr 1997 14:44:52 yearsecs   9902692
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.34  215.68  -51.62  137.10
    1.00  -66.37  230.68  -52.97  147.10
    2.00  -67.11  245.68  -55.42  156.83
    3.00  -67.85  260.68  -58.20  166.45
    4.00  -67.40  275.68  -60.30  177.25
    5.00  -67.99  290.68  -63.73  187.12
    6.00  -67.84  305.68  -66.96  198.43
    7.00  -68.12  320.68  -70.89  210.19
    8.00  -68.97  335.68  -75.39  222.75
    9.00  -69.50  350.68  -79.51  240.84
   10.00  -69.25    5.68  -82.20  273.85
   11.00  -69.03   20.68  -82.32  320.38
   12.00  -69.03   35.68  -79.60  356.98
   13.00  -69.27   50.68  -75.81   19.86
   14.00  -69.73   65.68  -72.08   36.52
   15.00  -70.43   80.68  -68.76   50.57
   16.00  -71.09   95.68  -65.77   62.67
   17.00  -71.22  110.68  -62.78   72.64
   18.00  -71.38  125.68  -60.38   82.08
   19.00  -70.74  140.68  -57.81   90.51
   20.00  -69.91  155.68  -55.60   99.14
   21.00  -69.13  170.68  -53.90  108.20
   22.00  -68.49  185.68  -52.83  117.58
   23.00  -67.57  200.68  -52.05  127.14
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.35  215.68  -57.42  135.52
    1.00  -73.44  230.68  -59.57  143.62
    2.00  -74.19  245.68  -61.79  151.47
    3.00  -79.25  260.68  -67.93  152.27
    4.00  -81.00  275.68  -71.06  154.06
    5.00  -81.39  290.68  -73.26  157.25
    6.00  -80.79  305.68  -75.23  162.86
    7.00  -79.88  320.68  -77.53  169.43
    8.00  -79.96  335.68  -80.25  169.55
    9.00  -79.95  350.68  -82.88  164.72
   10.00  -79.72    5.68  -85.19  148.96
   11.00  -79.75   20.68  -85.60  112.72
   12.00  -79.97   35.68  -83.65   88.87
   13.00  -79.78   50.68  -81.00   78.96
   14.00  -79.59   65.68  -78.01   77.13
   15.00  -79.41   80.68  -75.00   78.99
   16.00  -79.22   95.68  -72.15   82.72
   17.00  -79.02  110.68  -69.57   87.51
   18.00  -80.01  125.68  -68.36   95.25
   19.00  -80.25  140.68  -67.04  101.33
   20.00  -79.51  155.68  -65.18  106.48
   21.00  -77.83  170.68  -62.69  111.94
   22.00  -75.19  185.68  -59.60  118.61
   23.00  -73.56  200.68  -58.01  126.74
</PRE>


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