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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>
05 Aug 1997 14:20:08 yearsecs  18714008
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.99  224.43  -52.00  143.04
    1.00  -65.72  239.43  -53.37  153.36
    2.00  -66.59  254.43  -56.15  163.18
    3.00  -67.44  269.43  -59.25  172.85
    4.00  -67.08  284.43  -61.67  183.85
    5.00  -67.76  299.43  -65.44  193.84
    6.00  -67.67  314.43  -68.95  205.73
    7.00  -67.77  329.43  -72.83  219.24
    8.00  -68.48  344.43  -77.17  234.94
    9.00  -68.77  359.44  -80.72  260.01
   10.00  -68.50   14.43  -82.02  301.15
   11.00  -68.31   29.43  -80.21  342.12
   12.00  -68.35   44.43  -76.61    9.03
   13.00  -68.61   59.43  -72.70   27.50
   14.00  -69.09   74.43  -69.11   42.45
   15.00  -69.80   89.43  -66.01   55.72
   16.00  -70.56  104.43  -63.38   67.56
   17.00  -70.98  119.43  -60.98   77.77
   18.00  -71.00  134.43  -58.81   86.96
   19.00  -70.41  149.43  -56.61   95.60
   20.00  -69.52  164.43  -54.62  104.42
   21.00  -68.67  179.43  -53.13  113.63
   22.00  -67.92  194.43  -52.27  123.13
   23.00  -67.04  209.43  -51.90  132.87
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.75  224.43  -57.44  140.87
    1.00  -72.81  239.43  -59.84  149.06
    2.00  -73.63  254.43  -62.37  156.94
    3.00  -78.43  269.43  -68.41  157.48
    4.00  -80.34  284.43  -71.82  158.66
    5.00  -80.70  299.43  -74.23  161.79
    6.00  -80.06  314.43  -76.47  167.57
    7.00  -79.48  329.43  -79.09  172.49
    8.00  -79.46  344.43  -81.93  171.35
    9.00  -79.37  359.44  -84.61  161.74
   10.00  -79.32   14.43  -86.18  129.47
   11.00  -79.26   29.43  -85.11   90.75
   12.00  -79.44   44.43  -82.31   78.48
   13.00  -79.23   59.43  -79.24   74.67
   14.00  -79.10   74.43  -76.11   76.22
   15.00  -78.88   89.43  -73.08   79.58
   16.00  -78.84  104.43  -70.41   84.70
   17.00  -78.61  119.43  -67.97   90.03
   18.00  -79.38  134.43  -66.84   97.50
   19.00  -79.39  149.43  -65.50  103.71
   20.00  -78.55  164.43  -63.71  109.49
   21.00  -76.76  179.43  -61.31  115.76
   22.00  -74.35  194.43  -58.72  123.25
   23.00  -72.76  209.43  -57.50  131.81
</PRE>


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