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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>
06 May 1997 10:48:46 yearsecs  10838926
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.64  269.07  -54.01  177.65
    1.00  -62.23  284.07  -57.29  188.88
    2.00  -62.83  299.07  -61.01  200.32
    3.00  -63.42  314.07  -65.14  212.45
    4.00  -62.87  329.07  -68.42  228.18
    5.00  -64.08  344.07  -73.13  244.73
    6.00  -64.72  359.07  -76.67  268.71
    7.00  -65.00   14.07  -78.14  302.06
    8.00  -65.51   29.07  -77.11  336.54
    9.00  -64.87   44.07  -72.81    0.69
   10.00  -64.45   59.07  -68.23   17.99
   11.00  -64.26   74.07  -64.05   32.45
   12.00  -64.30   89.07  -60.43   45.85
   13.00  -64.56  104.07  -57.40   58.65
   14.00  -65.04  119.07  -55.03   70.73
   15.00  -65.74  134.07  -53.51   82.08
   16.00  -66.68  149.07  -52.86   92.93
   17.00  -66.83  164.07  -51.92  103.03
   18.00  -66.46  179.07  -50.91  112.91
   19.00  -67.08  194.07  -51.43  122.87
   20.00  -65.74  209.07  -50.62  132.82
   21.00  -63.93  224.07  -50.03  143.44
   22.00  -63.10  239.07  -50.90  154.37
   23.00  -61.79  254.07  -51.74  166.10
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.70  269.07  -58.54  173.32
    1.00  -67.70  284.07  -62.14  182.81
    2.00  -68.68  299.07  -66.14  192.07
    3.00  -69.62  314.07  -70.44  201.47
    4.00  -72.53  329.07  -76.26  205.08
    5.00  -73.33  344.07  -80.57  214.40
    6.00  -73.62  359.07  -84.59  231.38
    7.00  -73.03   14.07  -86.95  292.75
    8.00  -74.27   29.07  -85.86   16.79
    9.00  -74.21   44.07  -81.65   35.82
   10.00  -74.32   59.07  -77.56   47.76
   11.00  -74.18   74.07  -73.53   56.63
   12.00  -73.88   89.07  -69.70   64.68
   13.00  -73.84  104.07  -66.47   73.20
   14.00  -74.00  119.07  -63.93   81.80
   15.00  -73.57  134.07  -61.40   89.47
   16.00  -73.49  149.07  -59.74   97.73
   17.00  -71.83  164.07  -56.97  105.28
   18.00  -71.46  179.07  -55.94  114.06
   19.00  -72.08  194.07  -56.42  123.00
   20.00  -71.27  209.07  -56.01  131.91
   21.00  -68.93  224.07  -54.75  141.77
   22.00  -68.10  239.07  -55.50  151.83
   23.00  -66.79  254.07  -56.27  162.78
</PRE>


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