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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>
14 Sep 1997 14:39:08 yearsecs  22171148
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.24  214.12  -47.58  136.86
    1.00  -62.97  229.12  -49.64  147.31
    2.00  -63.53  244.12  -51.94  157.81
    3.00  -64.07  259.12  -54.59  168.35
    4.00  -63.72  274.12  -56.77  179.79
    5.00  -65.01  289.12  -60.81  189.83
    6.00  -65.44  304.12  -64.53  201.00
    7.00  -65.39  319.12  -68.18  214.00
    8.00  -66.08  334.12  -72.57  228.08
    9.00  -65.49  349.12  -75.57  249.54
   10.00  -65.02    4.12  -77.66  278.79
   11.00  -64.83   19.12  -77.71  314.15
   12.00  -64.87   34.12  -75.30  345.20
   13.00  -65.12   49.12  -71.74    7.81
   14.00  -65.61   64.12  -68.19   25.38
   15.00  -66.31   79.12  -65.05   40.66
   16.00  -67.25   94.12  -62.39   54.67
   17.00  -66.73  109.12  -58.63   65.32
   18.00  -66.56  124.12  -55.78   75.90
   19.00  -67.55  139.12  -54.76   86.92
   20.00  -66.39  154.12  -52.14   96.16
   21.00  -64.58  169.12  -49.39  105.66
   22.00  -63.59  184.12  -47.94  115.86
   23.00  -62.47  199.12  -46.98  126.27
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.24  214.12  -52.38  135.88
    1.00  -68.49  229.12  -54.79  145.18
    2.00  -69.57  244.12  -57.44  154.20
    3.00  -70.69  259.12  -60.46  162.77
    4.00  -73.89  274.12  -65.53  167.72
    5.00  -75.05  289.12  -69.08  173.75
    6.00  -74.15  304.12  -71.46  183.99
    7.00  -73.12  319.12  -74.20  196.00
    8.00  -73.74  334.12  -78.26  204.09
    9.00  -73.84  349.12  -82.15  216.28
   10.00  -74.10    4.12  -86.15  236.63
   11.00  -74.05   19.12  -87.89  331.30
   12.00  -73.74   34.12  -84.16   20.25
   13.00  -73.69   49.12  -79.91   37.02
   14.00  -73.99   64.12  -75.99   49.68
   15.00  -73.59   79.12  -71.84   57.89
   16.00  -73.51   94.12  -68.26   66.77
   17.00  -71.73  109.12  -63.55   72.46
   18.00  -71.56  124.12  -60.80   81.37
   19.00  -72.55  139.12  -59.80   91.25
   20.00  -71.96  154.12  -57.77   99.48
   21.00  -69.58  169.12  -54.43  107.38
   22.00  -68.59  184.12  -52.95  116.61
   23.00  -67.47  199.12  -51.90  126.14
</PRE>


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