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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>
09 Sep 1997 03:43:20 yearsecs  21699800
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -56.76   14.76  -68.70  306.21
    1.00  -58.14   29.76  -67.96  332.47
    2.00  -58.99   44.76  -65.15  354.01
    3.00  -67.05   59.76  -70.98   23.99
    4.00  -67.31   74.76  -67.22   38.80
    5.00  -68.13   89.76  -64.30   52.79
    6.00  -68.29  104.76  -61.09   64.27
    7.00  -68.14  119.76  -58.09   74.55
    8.00  -68.48  134.76  -56.23   84.83
    9.00  -68.69  149.76  -54.85   94.65
   10.00  -68.54  164.76  -53.61  104.20
   11.00  -68.54  179.76  -52.99  113.82
   12.00  -68.44  194.76  -52.79  123.35
   13.00  -68.59  209.76  -53.43  132.82
   14.00  -69.00  224.76  -54.87  142.19
   15.00  -68.96  239.76  -56.36  151.79
   16.00  -68.82  254.76  -58.19  161.66
   17.00  -68.61  269.76  -60.33  171.86
   18.00  -69.97  284.76  -64.21  180.18
   19.00  -69.83  299.76  -67.24  190.58
   20.00  -68.96  314.76  -70.09  203.43
   21.00  -66.19  329.76  -71.58  223.04
   22.00  -61.86  344.76  -71.15  249.33
   23.00  -59.02  359.78  -70.84  276.92
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.76   14.76  -74.48  304.85
    1.00  -63.14   29.76  -74.19  335.46
    2.00  -63.99   44.76  -71.57    0.17
    3.00  -72.05   59.76  -75.74   38.74
    4.00  -74.72   74.76  -73.74   58.92
    5.00  -74.95   89.76  -70.38   67.85
    6.00  -74.43  104.76  -66.85   74.76
    7.00  -73.14  119.76  -63.01   80.91
    8.00  -73.48  134.76  -61.22   89.76
    9.00  -73.69  149.76  -59.88   98.28
   10.00  -73.54  164.76  -58.65  106.56
   11.00  -73.81  179.76  -58.30  115.07
   12.00  -74.33  194.76  -58.70  123.43
   13.00  -74.21  209.76  -58.95  131.66
   14.00  -74.09  224.76  -59.71  139.96
   15.00  -73.96  239.76  -60.93  148.37
   16.00  -73.82  254.76  -62.59  156.91
   17.00  -73.61  269.76  -64.59  165.68
   18.00  -74.97  284.76  -68.22  171.62
   19.00  -75.22  299.76  -71.27  178.89
   20.00  -73.96  314.76  -73.71  190.69
   21.00  -71.19  329.76  -75.54  210.20
   22.00  -66.86  344.76  -75.85  239.82
   23.00  -64.02  359.78  -76.07  271.20
</PRE>


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