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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>
31 Aug 1997 14:07:04 yearsecs  20959624
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.20  224.34  -52.19  142.91
    1.00  -66.37  239.34  -53.95  152.95
    2.00  -67.27  254.34  -56.74  162.60
    3.00  -68.16  269.34  -59.86  172.05
    4.00  -67.89  284.34  -62.35  182.76
    5.00  -68.65  299.34  -66.17  192.32
    6.00  -68.72  314.34  -69.79  203.57
    7.00  -69.24  329.34  -73.98  215.51
    8.00  -70.39  344.34  -78.67  228.33
    9.00  -70.41  359.35  -82.20  253.48
   10.00  -69.93   14.34  -83.59  299.73
   11.00  -69.50   29.34  -81.52  345.10
   12.00  -69.32   44.34  -77.62   11.88
   13.00  -69.38   59.34  -73.49   29.54
   14.00  -69.68   74.34  -69.70   43.78
   15.00  -70.22   89.34  -66.43   56.50
   16.00  -70.73  104.34  -63.56   67.78
   17.00  -70.68  119.34  -60.70   77.33
   18.00  -70.63  134.34  -58.45   86.54
   19.00  -69.82  149.34  -56.03   95.13
   20.00  -69.21  164.34  -54.31  104.21
   21.00  -68.58  179.34  -53.04  113.55
   22.00  -68.08  194.34  -52.42  123.07
   23.00  -67.29  209.34  -52.14  132.76
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.36  224.34  -58.97  140.08
    1.00  -74.65  239.34  -61.53  147.58
    2.00  -75.60  254.34  -64.08  154.64
    3.00  -80.38  269.34  -69.84  153.40
    4.00  -82.08  284.34  -72.77  153.46
    5.00  -82.54  299.34  -74.86  154.81
    6.00  -82.07  314.34  -76.81  158.43
    7.00  -81.30  329.34  -79.05  162.22
    8.00  -81.22  344.34  -81.36  159.00
    9.00  -81.07  359.35  -83.39  148.94
   10.00  -80.71   14.34  -84.71  127.62
   11.00  -80.59   29.34  -84.05  101.02
   12.00  -80.63   44.34  -81.90   87.36
   13.00  -80.29   59.34  -79.29   80.92
   14.00  -79.94   74.34  -76.39   79.96
   15.00  -79.58   89.34  -73.47   81.95
   16.00  -79.20  104.34  -70.69   85.64
   17.00  -78.80  119.34  -68.15   90.38
   18.00  -79.50  134.34  -66.96   97.66
   19.00  -79.91  149.34  -66.01  104.30
   20.00  -79.37  164.34  -64.53  110.07
   21.00  -77.89  179.34  -62.47  116.09
   22.00  -75.53  194.34  -59.91  123.22
   23.00  -74.22  209.34  -58.94  131.42
</PRE>


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