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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>
04 Aug 1997 00:49:44 yearsecs  18578984
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.88   58.39  -62.61   10.39
    1.00  -60.57   73.39  -59.70   26.16
    2.00  -61.25   88.39  -57.10   40.93
    3.00  -61.94  103.39  -54.70   54.90
    4.00  -60.98  118.39  -50.86   66.33
    5.00  -62.00  133.39  -49.71   78.79
    6.00  -63.10  148.39  -49.25   90.41
    7.00  -63.75  163.39  -48.84  101.36
    8.00  -64.24  178.39  -48.70  111.99
    9.00  -63.63  193.39  -47.99  122.28
   10.00  -63.18  208.39  -48.11  132.69
   11.00  -62.99  223.39  -49.08  143.24
   12.00  -63.03  238.39  -50.75  153.92
   13.00  -63.29  253.39  -53.01  164.68
   14.00  -63.77  268.39  -55.82  175.44
   15.00  -64.48  283.39  -59.18  186.07
   16.00  -65.41  298.39  -63.17  196.48
   17.00  -66.56  313.39  -67.76  206.87
   18.00  -66.53  328.39  -71.52  220.89
   19.00  -65.90  343.39  -74.66  240.15
   20.00  -64.32  358.39  -76.16  268.06
   21.00  -63.20   13.39  -76.14  301.31
   22.00  -61.64   28.39  -72.64  331.90
   23.00  -60.49   43.39  -67.53  353.80
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -77.67   58.39  -79.21   65.30
    1.00  -78.33   73.39  -76.04   72.53
    2.00  -79.16   88.39  -73.42   80.20
    3.00  -79.87  103.39  -71.29   87.16
    4.00  -81.31  118.39  -70.25   95.65
    5.00  -82.08  133.39  -69.31  102.00
    6.00  -82.22  148.39  -68.26  107.09
    7.00  -81.62  163.39  -66.83  111.62
    8.00  -81.71  178.39  -66.41  117.29
    9.00  -81.52  193.39  -66.06  122.96
   10.00  -81.18  208.39  -65.92  128.88
   11.00  -80.77  223.39  -66.10  135.08
   12.00  -80.39  238.39  -66.73  141.48
   13.00  -80.18  253.39  -67.89  147.75
   14.00  -79.92  268.39  -69.39  154.04
   15.00  -79.42  283.39  -71.11  160.80
   16.00  -79.20  298.39  -73.37  166.67
   17.00  -78.28  313.39  -75.68  174.83
   18.00  -78.17  328.39  -78.68  179.48
   19.00  -78.60  343.39  -81.84  177.97
   20.00  -78.39  358.39  -84.94  172.98
   21.00  -77.56   13.39  -87.98  143.07
   22.00  -77.66   28.39  -86.30   73.39
   23.00  -77.13   43.39  -82.79   59.08
</PRE>


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