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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 12:10:24 yearsecs  20347824
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.37  251.16  -51.85  163.59
    1.00  -62.92  266.16  -54.68  174.44
    2.00  -63.47  281.16  -57.85  185.39
    3.00  -64.02  296.16  -61.43  196.51
    4.00  -63.65  311.16  -64.64  209.51
    5.00  -64.94  326.16  -69.57  221.64
    6.00  -65.38  341.16  -73.67  238.21
    7.00  -65.44  356.16  -76.92  261.77
    8.00  -66.03   11.16  -79.25  294.17
    9.00  -65.39   26.16  -77.49  330.33
   10.00  -64.98   41.16  -73.71  356.71
   11.00  -64.79   56.16  -69.42   15.44
   12.00  -64.82   71.16  -65.44   30.71
   13.00  -65.08   86.16  -61.98   44.59
   14.00  -65.56  101.16  -59.07   57.67
   15.00  -66.27  116.16  -56.82   69.92
   16.00  -67.20  131.16  -55.40   81.32
   17.00  -68.36  146.16  -54.84   92.11
   18.00  -68.39  161.16  -53.68  101.81
   19.00  -67.70  176.16  -52.24  111.29
   20.00  -66.34  191.16  -50.66  120.92
   21.00  -65.24  206.16  -49.98  130.93
   22.00  -64.01  221.16  -49.84  141.39
   23.00  -62.83  236.16  -50.29  152.40
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.65  251.16  -60.19  156.95
    1.00  -72.76  266.16  -63.31  164.73
    2.00  -73.74  281.16  -66.62  171.94
    3.00  -74.75  296.16  -70.22  178.15
    4.00  -77.36  311.16  -74.84  177.52
    5.00  -78.14  326.16  -78.21  179.08
    6.00  -77.84  341.16  -81.36  183.56
    7.00  -77.21  356.16  -84.77  188.22
    8.00  -78.15   11.16  -87.19  147.73
    9.00  -77.89   26.16  -86.61   81.42
   10.00  -77.94   41.16  -83.32   66.69
   11.00  -77.76   56.16  -79.76   65.39
   12.00  -77.40   71.16  -76.14   67.74
   13.00  -77.24   86.16  -72.76   72.94
   14.00  -77.37  101.16  -69.90   79.61
   15.00  -76.95  116.16  -67.04   85.36
   16.00  -76.78  131.16  -64.83   92.09
   17.00  -75.26  146.16  -61.75   97.75
   18.00  -75.02  161.16  -60.36  105.46
   19.00  -75.72  176.16  -60.35  113.73
   20.00  -75.14  191.16  -59.51  121.52
   21.00  -73.21  206.16  -57.81  129.86
   22.00  -72.51  221.16  -57.93  138.63
   23.00  -71.70  236.16  -58.47  147.87
</PRE>


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