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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>
16 Mar 1997 00:41:55 yearsecs   6396115
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.60   63.92  -63.41   18.40
    1.00  -62.76   78.92  -61.07   34.49
    2.00  -63.67   93.92  -58.64   49.09
    3.00  -67.26  108.92  -59.21   65.86
    4.00  -66.94  123.92  -56.19   76.12
    5.00  -67.67  138.92  -54.91   86.88
    6.00  -67.63  153.92  -53.43   96.71
    7.00  -67.67  168.92  -52.52  106.56
    8.00  -68.27  183.92  -52.63  116.42
    9.00  -68.52  198.92  -52.94  125.98
   10.00  -68.22  213.92  -53.31  135.54
   11.00  -68.03  228.92  -54.35  145.24
   12.00  -68.06  243.92  -56.05  155.05
   13.00  -68.32  258.92  -58.35  164.85
   14.00  -68.81  273.92  -61.21  174.45
   15.00  -69.51  288.92  -64.66  183.65
   16.00  -70.31  303.92  -68.57  192.56
   17.00  -70.44  318.92  -72.27  203.33
   18.00  -70.81  333.92  -76.33  215.28
   19.00  -70.23  348.92  -79.68  235.28
   20.00  -69.32    3.92  -82.01  268.95
   21.00  -68.02   18.92  -81.33  314.45
   22.00  -65.04   33.92  -75.55  345.09
   23.00  -62.93   48.92  -69.14    3.88
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.60   63.92  -69.35   27.22
    1.00  -67.76   78.92  -66.61   43.30
    2.00  -68.67   93.92  -63.86   56.94
    3.00  -74.55  108.92  -66.17   77.23
    4.00  -76.99  123.92  -65.96   89.02
    5.00  -77.32  138.92  -64.46   96.48
    6.00  -76.31  153.92  -62.14  102.68
    7.00  -75.12  168.92  -60.03  109.65
    8.00  -75.20  183.92  -59.63  117.67
    9.00  -75.24  198.92  -59.67  125.65
   10.00  -75.46  213.92  -60.37  133.52
   11.00  -75.47  228.92  -61.35  141.41
   12.00  -75.85  243.92  -63.10  148.94
   13.00  -75.70  258.92  -64.76  156.89
   14.00  -75.70  273.92  -66.94  164.62
   15.00  -75.51  288.92  -69.37  172.65
   16.00  -75.65  303.92  -72.40  179.83
   17.00  -75.44  318.92  -75.53  188.01
   18.00  -76.38  333.92  -79.40  190.78
   19.00  -76.37  348.92  -82.99  196.32
   20.00  -75.37    3.92  -86.65  216.32
   21.00  -73.02   18.92  -86.84  322.37
   22.00  -70.04   33.92  -81.05  357.09
   23.00  -67.93   48.92  -74.93   13.84
</PRE>


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