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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>
10 Aug 1997 15:00:56 yearsecs  19148456
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.22  214.14  -50.44  136.31
    1.00  -64.50  229.14  -51.08  146.78
    2.00  -65.59  244.14  -53.84  156.69
    3.00  -66.67  259.14  -56.92  166.39
    4.00  -66.47  274.14  -59.22  177.15
    5.00  -67.36  289.14  -62.87  186.88
    6.00  -67.43  304.14  -66.25  197.93
    7.00  -67.42  319.14  -69.92  210.28
    8.00  -67.98  334.14  -74.20  223.71
    9.00  -67.73  349.14  -77.63  244.08
   10.00  -67.34    4.14  -80.06  274.74
   11.00  -67.15   19.14  -80.34  314.73
   12.00  -67.19   34.14  -77.97  349.29
   13.00  -67.45   49.14  -74.36   12.89
   14.00  -67.94   64.14  -70.71   30.46
   15.00  -68.65   79.14  -67.45   45.35
   16.00  -69.56   94.14  -64.67   58.70
   17.00  -70.43  109.14  -62.31   70.46
   18.00  -70.22  124.14  -59.47   79.79
   19.00  -69.69  139.14  -56.93   88.67
   20.00  -68.69  154.14  -54.48   97.45
   21.00  -67.71  169.14  -52.54  106.71
   22.00  -66.79  184.14  -51.15  116.34
   23.00  -65.98  199.14  -50.44  126.20
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.87  214.14  -58.82  134.17
    1.00  -74.81  229.14  -60.74  141.94
    2.00  -75.70  244.14  -62.98  149.21
    3.00  -79.34  259.14  -67.83  151.47
    4.00  -81.20  274.14  -71.00  153.06
    5.00  -81.52  289.14  -73.11  156.43
    6.00  -81.03  304.14  -75.07  161.58
    7.00  -80.61  319.14  -77.38  165.73
    8.00  -80.85  334.14  -79.88  164.22
    9.00  -80.75  349.14  -82.27  159.68
   10.00  -80.89    4.14  -84.00  144.02
   11.00  -80.61   19.14  -84.77  118.36
   12.00  -80.65   34.14  -83.42   95.53
   13.00  -80.38   49.14  -81.16   83.49
   14.00  -80.30   64.14  -78.38   80.81
   15.00  -79.99   79.14  -75.51   81.06
   16.00  -80.11   94.14  -72.92   85.11
   17.00  -79.81  109.14  -70.38   88.91
   18.00  -80.09  124.14  -68.60   94.84
   19.00  -79.72  139.14  -66.69   99.92
   20.00  -78.81  154.14  -64.59  105.10
   21.00  -77.17  169.14  -62.09  110.84
   22.00  -75.54  184.14  -59.98  117.86
   23.00  -74.34  199.14  -58.76  125.83
</PRE>


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