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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>
30 Sep 1997 14:46:26 yearsecs  23553986
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.40  209.08  -49.33  133.01
    1.00  -64.01  224.08  -50.11  143.42
    2.00  -64.96  239.08  -52.62  153.50
    3.00  -65.90  254.08  -55.48  163.43
    4.00  -65.70  269.08  -57.65  174.27
    5.00  -66.74  284.08  -61.31  184.01
    6.00  -66.92  299.08  -64.64  194.86
    7.00  -66.77  314.08  -68.10  207.10
    8.00  -67.44  329.08  -72.47  219.64
    9.00  -67.03  344.08  -75.83  238.45
   10.00  -66.61  359.09  -78.57  265.06
   11.00  -66.42   14.08  -79.72  301.38
   12.00  -66.45   29.08  -78.20  337.85
   13.00  -66.71   44.08  -74.93    4.37
   14.00  -67.20   59.08  -71.33   23.61
   15.00  -67.90   74.08  -68.01   39.46
   16.00  -68.83   89.08  -65.16   53.57
   17.00  -69.84  104.08  -62.76   66.16
   18.00  -69.67  119.08  -59.75   75.90
   19.00  -69.10  134.08  -56.94   84.94
   20.00  -67.99  149.08  -54.19   93.75
   21.00  -66.96  164.08  -52.05  103.09
   22.00  -65.95  179.08  -50.40  112.81
   23.00  -65.03  194.08  -49.39  122.81
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.22  209.08  -57.94  131.51
    1.00  -74.24  224.08  -59.80  139.50
    2.00  -75.19  239.08  -62.00  146.99
    3.00  -78.09  254.08  -66.20  151.23
    4.00  -80.22  269.08  -69.69  153.65
    5.00  -80.73  284.08  -72.00  157.43
    6.00  -80.24  299.08  -73.98  163.35
    7.00  -79.81  314.08  -76.34  168.61
    8.00  -80.28  329.08  -79.06  167.93
    9.00  -80.12  344.08  -81.70  166.64
   10.00  -80.23  359.09  -83.99  155.00
   11.00  -79.94   14.08  -85.52  129.27
   12.00  -79.83   29.08  -84.71   96.22
   13.00  -79.56   44.08  -82.34   79.59
   14.00  -79.54   59.08  -79.34   76.48
   15.00  -79.18   74.08  -76.21   76.48
   16.00  -79.23   89.08  -73.33   80.65
   17.00  -78.56  104.08  -70.27   83.85
   18.00  -78.64  119.08  -68.05   89.96
   19.00  -78.53  134.08  -66.10   96.01
   20.00  -77.68  149.08  -63.87  101.64
   21.00  -75.93  164.08  -61.10  107.56
   22.00  -74.60  179.08  -59.13  114.92
   23.00  -73.54  194.08  -57.89  123.04
</PRE>


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