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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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<BODY BGCOLOR="#FFFFFF">



<H2>Current OVATION Boundary Information</H2><BR>
<PRE>
24 Aug 1997 01:51:24 yearsecs  20310684
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.77   43.38  -71.68  357.95
    1.00  -64.98   58.38  -69.03   18.23
    2.00  -65.79   73.38  -65.94   34.55
    3.00  -67.61   88.38  -64.10   50.76
    4.00  -67.26  103.38  -60.35   61.77
    5.00  -67.98  118.38  -58.18   73.43
    6.00  -68.00  133.38  -55.92   83.51
    7.00  -68.50  148.38  -54.77   93.64
    8.00  -69.58  163.38  -54.74  103.78
    9.00  -69.71  178.38  -54.20  113.21
   10.00  -69.30  193.38  -53.63  122.51
   11.00  -68.93  208.38  -53.69  131.90
   12.00  -68.83  223.38  -54.59  141.38
   13.00  -68.98  238.38  -56.22  150.89
   14.00  -69.38  253.38  -58.48  160.30
   15.00  -70.02  268.38  -61.32  169.39
   16.00  -70.65  283.38  -64.51  178.27
   17.00  -70.74  298.38  -67.67  187.96
   18.00  -70.86  313.38  -71.22  198.14
   19.00  -70.16  328.38  -74.44  212.07
   20.00  -69.30  343.38  -77.58  230.96
   21.00  -68.53  358.38  -80.30  258.50
   22.00  -67.34   13.38  -80.73  298.93
   23.00  -65.32   28.38  -77.02  334.92
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.77   43.38  -77.33    8.79
    1.00  -69.98   58.38  -74.33   30.40
    2.00  -70.79   73.38  -70.97   45.86
    3.00  -76.86   88.38  -72.05   72.68
    4.00  -78.94  103.38  -70.65   84.58
    5.00  -79.34  118.38  -68.72   91.13
    6.00  -78.47  133.38  -66.12   95.62
    7.00  -77.42  148.38  -63.67  101.04
    8.00  -77.58  163.38  -62.79  108.31
    9.00  -77.65  178.38  -62.25  115.55
   10.00  -77.44  193.38  -61.86  122.78
   11.00  -77.56  208.38  -62.25  130.06
   12.00  -77.88  223.38  -63.28  137.10
   13.00  -77.71  238.38  -64.26  144.36
   14.00  -77.54  253.38  -65.65  151.67
   15.00  -77.37  268.38  -67.44  158.97
   16.00  -77.20  283.38  -69.61  166.20
   17.00  -77.01  298.38  -72.15  173.35
   18.00  -78.22  313.38  -75.66  175.05
   19.00  -78.49  328.38  -78.74  177.75
   20.00  -77.59  343.38  -81.83  185.58
   21.00  -75.54  358.38  -85.24  209.03
   22.00  -72.34   13.38  -86.17  291.45
   23.00  -70.32   28.38  -82.56  345.52
</PRE>


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