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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 Sep 1997 13:16:32 yearsecs  23462192
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.45  230.86  -52.14  147.59
    1.00  -65.51  245.86  -53.99  157.93
    2.00  -66.42  260.86  -56.96  167.79
    3.00  -67.32  275.86  -60.26  177.47
    4.00  -66.98  290.86  -62.90  188.64
    5.00  -67.70  305.86  -66.89  198.80
    6.00  -67.65  320.86  -70.55  211.34
    7.00  -67.71  335.86  -74.40  226.33
    8.00  -68.51  350.86  -78.70  244.52
    9.00  -68.60    5.86  -81.56  276.13
   10.00  -68.31   20.86  -81.50  320.15
   11.00  -68.12   35.86  -78.58  354.66
   12.00  -68.15   50.86  -74.63   16.81
   13.00  -68.41   65.86  -70.73   33.23
   14.00  -68.89   80.86  -67.25   47.26
   15.00  -69.60   95.86  -64.32   60.01
   16.00  -70.39  110.86  -61.94   71.51
   17.00  -70.89  125.86  -59.87   81.62
   18.00  -70.87  140.86  -57.92   90.73
   19.00  -70.28  155.86  -55.96   99.47
   20.00  -69.38  170.86  -54.15  108.40
   21.00  -68.50  185.86  -52.84  117.69
   22.00  -67.73  200.86  -52.21  127.25
   23.00  -66.50  215.86  -51.79  137.18
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.45  230.86  -56.79  145.35
    1.00  -71.53  245.86  -59.42  153.84
    2.00  -72.38  260.86  -62.18  162.05
    3.00  -77.37  275.86  -68.54  162.41
    4.00  -79.43  290.86  -72.26  163.40
    5.00  -79.78  305.86  -74.90  166.84
    6.00  -78.99  320.86  -77.37  173.73
    7.00  -78.23  335.86  -80.25  180.42
    8.00  -78.54  350.86  -83.38  176.57
    9.00  -78.47    5.86  -86.22  160.34
   10.00  -78.50   20.86  -86.85  105.25
   11.00  -78.43   35.86  -84.39   74.37
   12.00  -78.64   50.86  -81.07   70.92
   13.00  -78.43   65.86  -77.71   71.13
   14.00  -78.34   80.86  -74.48   74.87
   15.00  -78.11   95.86  -71.41   79.47
   16.00  -78.14  110.86  -68.85   85.51
   17.00  -77.90  125.86  -66.51   91.43
   18.00  -78.66  140.86  -65.53   99.12
   19.00  -78.59  155.86  -64.26  105.65
   20.00  -77.64  170.86  -62.50  111.93
   21.00  -75.70  185.86  -60.11  118.79
   22.00  -73.21  200.86  -57.66  126.87
   23.00  -71.50  215.86  -56.60  135.88
</PRE>


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