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    <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>
20 May 1997 21:26:45 yearsecs  12086805
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.66  104.74  -58.42   60.62
    1.00  -66.15  119.74  -56.07   72.38
    2.00  -66.95  134.74  -54.67   83.52
    3.00  -67.75  149.74  -53.89   94.04
    4.00  -67.35  164.74  -52.41  103.69
    5.00  -68.00  179.74  -52.45  113.69
    6.00  -67.95  194.74  -52.30  123.33
    7.00  -68.37  209.74  -53.21  132.85
    8.00  -68.81  224.74  -54.69  142.25
    9.00  -68.63  239.74  -56.06  151.97
   10.00  -68.66  254.74  -58.03  161.78
   11.00  -68.55  269.74  -60.27  171.92
   12.00  -68.62  284.74  -63.07  182.07
   13.00  -68.91  299.74  -66.48  192.18
   14.00  -69.41  314.74  -70.44  202.46
   15.00  -70.13  329.74  -74.76  213.43
   16.00  -70.85  344.74  -79.12  227.02
   17.00  -71.12  359.74  -82.91  250.88
   18.00  -71.22   14.74  -85.01  299.97
   19.00  -70.61   29.74  -82.58  350.14
   20.00  -69.79   44.74  -77.97   14.05
   21.00  -68.99   59.74  -73.00   28.86
   22.00  -68.31   74.74  -68.25   40.92
   23.00  -66.92   89.74  -63.07   50.64
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.66  104.74  -63.41   67.93
    1.00  -71.77  119.74  -61.70   79.00
    2.00  -72.57  134.74  -60.33   88.75
    3.00  -77.89  149.74  -64.02  102.17
    4.00  -79.84  164.74  -64.99  110.61
    5.00  -80.20  179.74  -64.83  117.15
    6.00  -79.37  194.74  -63.84  123.46
    7.00  -78.54  209.74  -63.28  130.40
    8.00  -78.76  224.74  -64.22  137.15
    9.00  -78.74  239.74  -65.32  143.93
   10.00  -78.60  254.74  -66.71  150.78
   11.00  -78.62  269.74  -68.59  157.24
   12.00  -78.86  284.74  -70.96  162.76
   13.00  -78.67  299.74  -73.34  168.84
   14.00  -78.53  314.74  -76.04  174.24
   15.00  -78.33  329.74  -78.99  178.88
   16.00  -78.22  344.74  -82.14  180.71
   17.00  -78.02  359.74  -85.36  175.93
   18.00  -79.00   14.74  -86.54  129.13
   19.00  -79.15   29.74  -85.14   89.25
   20.00  -78.30   44.74  -82.46   69.09
   21.00  -76.43   59.74  -78.47   58.78
   22.00  -73.69   74.74  -73.01   55.43
   23.00  -71.92   89.74  -67.88   60.42
</PRE>


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