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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>
17 Aug 1997 15:16:32 yearsecs  19754192
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -57.11  209.28  -42.24  134.06
    1.00  -57.57  224.28  -43.94  145.38
    2.00  -58.03  239.28  -46.10  156.72
    3.00  -58.48  254.28  -48.66  168.15
    4.00  -58.75  269.28  -51.38  179.90
    5.00  -59.61  284.28  -54.93  191.46
    6.00  -61.52  299.28  -59.86  202.01
    7.00  -62.97  314.28  -64.79  213.28
    8.00  -62.86  329.28  -68.46  228.43
    9.00  -62.17  344.28  -71.34  248.19
   10.00  -61.68  359.29  -73.58  273.35
   11.00  -61.43   14.28  -74.11  303.93
   12.00  -61.39   29.28  -72.15  333.32
   13.00  -61.58   44.28  -68.70  356.19
   14.00  -61.99   59.28  -65.14   14.19
   15.00  -62.61   74.28  -62.04   29.97
   16.00  -63.45   89.28  -59.44   44.77
   17.00  -64.49  104.28  -57.28   58.73
   18.00  -64.49  119.28  -54.43   70.35
   19.00  -63.35  134.28  -51.01   80.41
   20.00  -61.79  149.28  -47.81   90.36
   21.00  -60.68  164.28  -45.66  100.91
   22.00  -58.94  179.28  -43.34  111.61
   23.00  -57.91  194.28  -42.34  122.72
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.96  209.28  -53.76  132.45
    1.00  -70.14  224.28  -55.90  141.45
    2.00  -71.26  239.28  -58.41  150.04
    3.00  -71.93  254.28  -60.86  158.58
    4.00  -72.98  269.28  -63.98  166.27
    5.00  -74.44  284.28  -67.72  172.40
    6.00  -74.80  299.28  -70.89  179.69
    7.00  -73.84  314.28  -73.52  190.75
    8.00  -73.95  329.28  -77.17  199.82
    9.00  -74.12  344.28  -81.04  210.00
   10.00  -73.48  359.29  -84.56  233.09
   11.00  -72.96   14.28  -86.88  294.28
   12.00  -72.54   29.28  -84.51  359.96
   13.00  -72.15   44.28  -80.19   23.62
   14.00  -71.90   59.28  -75.77   37.79
   15.00  -71.37   74.28  -71.25   48.15
   16.00  -71.36   89.28  -67.50   58.88
   17.00  -71.00  104.28  -63.83   68.19
   18.00  -70.15  119.28  -60.19   76.63
   19.00  -69.77  134.28  -57.59   85.68
   20.00  -69.68  149.28  -55.89   95.00
   21.00  -69.00  164.28  -54.11  104.09
   22.00  -69.37  179.28  -53.84  113.69
   23.00  -68.57  194.28  -52.91  123.04
</PRE>


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