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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>
26 Jul 1997 19:42:00 yearsecs  17869320
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.11  133.44  -50.86   79.63
    1.00  -64.55  148.44  -50.74   91.26
    2.00  -65.89  163.44  -51.01  102.23
    3.00  -68.10  178.44  -52.58  112.87
    4.00  -68.24  193.44  -52.58  122.50
    5.00  -69.45  208.44  -54.19  131.85
    6.00  -69.95  223.44  -55.66  141.00
    7.00  -70.31  238.44  -57.44  150.13
    8.00  -71.48  253.44  -60.35  158.49
    9.00  -71.99  268.44  -63.01  167.08
   10.00  -72.61  283.44  -66.13  175.20
   11.00  -71.12  298.44  -67.98  187.27
   12.00  -70.27  313.44  -70.80  199.53
   13.00  -69.84  328.44  -74.22  213.02
   14.00  -69.75  343.44  -77.96  229.50
   15.00  -69.97  358.44  -81.63  253.45
   16.00  -70.45   13.44  -84.14  295.90
   17.00  -70.76   28.44  -83.00  347.46
   18.00  -70.37   43.44  -78.88   14.42
   19.00  -69.34   58.44  -73.70   28.52
   20.00  -67.84   73.44  -68.12   38.78
   21.00  -66.65   88.44  -63.10   49.12
   22.00  -64.83  103.44  -57.82   58.51
   23.00  -63.46  118.44  -53.49   68.70
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.11  133.44  -56.02   83.64
    1.00  -69.55  148.44  -55.84   94.39
    2.00  -70.89  163.44  -56.06  104.44
    3.00  -75.47  178.44  -60.03  114.84
    4.00  -78.07  193.44  -62.50  122.83
    5.00  -78.56  208.44  -63.27  129.79
    6.00  -77.94  223.44  -63.34  137.10
    7.00  -77.42  238.44  -63.99  144.68
    8.00  -77.96  253.44  -66.01  151.13
    9.00  -77.65  268.44  -67.66  158.50
   10.00  -77.85  283.44  -70.07  164.73
   11.00  -77.67  298.44  -72.55  171.47
   12.00  -77.71  313.44  -75.45  177.09
   13.00  -77.27  328.44  -78.44  184.13
   14.00  -77.08  343.44  -81.79  189.39
   15.00  -76.51  358.44  -85.36  196.44
   16.00  -76.50   13.44  -88.96  165.82
   17.00  -75.76   28.44  -86.62   39.70
   18.00  -75.73   43.44  -82.50   46.98
   19.00  -74.57   58.44  -77.88   48.56
   20.00  -73.63   73.44  -73.30   54.42
   21.00  -71.65   88.44  -67.95   58.94
   22.00  -69.83  103.44  -62.88   65.71
   23.00  -68.46  118.44  -58.65   74.03
</PRE>


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