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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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<H2>Current OVATION Boundary Information</H2><BR>
<PRE>
05 Apr 1997 13:44:18 yearsecs   8171058
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.15  229.30  -52.63  146.26
    1.00  -66.41  244.30  -54.60  156.32
    2.00  -67.14  259.30  -57.36  166.11
    3.00  -67.86  274.30  -60.46  175.78
    4.00  -67.39  289.30  -62.93  186.95
    5.00  -67.95  304.30  -66.73  197.18
    6.00  -67.77  319.30  -70.26  209.69
    7.00  -68.02  334.30  -74.27  223.79
    8.00  -69.08  349.30  -78.83  240.13
    9.00  -69.45    4.30  -82.20  269.51
   10.00  -69.21   19.30  -82.63  316.30
   11.00  -69.00   34.30  -79.89  354.24
   12.00  -69.02   49.30  -75.95   17.43
   13.00  -69.28   64.30  -72.02   34.01
   14.00  -69.76   79.30  -68.48   47.94
   15.00  -70.46   94.30  -65.50   60.50
   16.00  -71.14  109.30  -62.96   71.63
   17.00  -71.28  124.30  -60.49   81.12
   18.00  -71.44  139.30  -58.66   90.30
   19.00  -70.80  154.30  -56.60   98.83
   20.00  -69.99  169.30  -54.84  107.65
   21.00  -69.20  184.30  -53.57  116.81
   22.00  -68.56  199.30  -52.99  126.22
   23.00  -67.50  214.30  -52.64  135.94
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.15  229.30  -57.30  144.06
    1.00  -72.24  244.30  -59.87  152.34
    2.00  -72.96  259.30  -62.46  160.47
    3.00  -78.34  274.30  -69.03  159.73
    4.00  -80.15  289.30  -72.43  160.76
    5.00  -80.28  304.30  -74.83  164.54
    6.00  -80.06  319.30  -77.32  168.39
    7.00  -79.13  334.30  -80.01  174.72
    8.00  -79.23  349.30  -82.90  171.33
    9.00  -79.25    4.30  -85.41  155.47
   10.00  -79.03   19.30  -86.42  113.73
   11.00  -79.10   34.30  -84.39   82.66
   12.00  -79.36   49.30  -81.35   76.27
   13.00  -79.18   64.30  -78.22   74.78
   14.00  -79.00   79.30  -75.10   77.01
   15.00  -78.83   94.30  -72.15   81.04
   16.00  -78.65  109.30  -69.50   86.09
   17.00  -78.47  124.30  -67.21   91.76
   18.00  -79.47  139.30  -66.44   99.62
   19.00  -79.72  154.30  -65.47  106.11
   20.00  -78.92  169.30  -63.86  111.95
   21.00  -77.11  184.30  -61.58  118.28
   22.00  -74.28  199.30  -58.71  125.92
   23.00  -72.50  214.30  -57.48  134.67
</PRE>


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