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    <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>
21 Sep 1997 21:39:08 yearsecs  22801148
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.45  104.54  -53.93   55.31
    1.00  -62.05  119.54  -51.81   68.21
    2.00  -62.66  134.54  -50.25   80.10
    3.00  -63.26  149.54  -49.31   91.32
    4.00  -62.67  164.54  -47.67  101.78
    5.00  -63.85  179.54  -48.28  112.70
    6.00  -64.54  194.54  -48.91  123.10
    7.00  -64.75  209.54  -49.69  133.27
    8.00  -65.37  224.54  -51.43  143.31
    9.00  -64.73  239.54  -52.47  153.93
   10.00  -64.32  254.54  -54.12  164.84
   11.00  -64.13  269.54  -56.33  175.99
   12.00  -64.16  284.54  -59.12  187.28
   13.00  -64.42  299.54  -62.55  198.71
   14.00  -64.90  314.54  -66.59  210.64
   15.00  -65.61  329.54  -71.01  223.95
   16.00  -66.54  344.54  -75.50  240.28
   17.00  -66.62  359.54  -78.65  266.00
   18.00  -66.47   14.54  -79.78  302.55
   19.00  -67.03   29.54  -78.77  339.76
   20.00  -65.59   44.54  -73.53    2.67
   21.00  -64.49   59.54  -68.14   18.54
   22.00  -63.14   74.54  -62.61   31.03
   23.00  -61.97   89.54  -57.68   42.91
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.24  104.54  -61.09   64.04
    1.00  -69.23  119.54  -59.23   75.67
    2.00  -70.25  134.54  -58.04   86.30
    3.00  -71.20  149.54  -57.40   96.23
    4.00  -73.93  164.54  -59.05  106.64
    5.00  -75.10  179.54  -59.63  115.31
    6.00  -74.58  194.54  -58.95  123.31
    7.00  -73.71  209.54  -58.44  131.65
    8.00  -74.56  224.54  -60.14  139.59
    9.00  -74.23  239.54  -61.16  148.03
   10.00  -73.95  254.54  -62.67  156.64
   11.00  -73.78  269.54  -64.69  165.31
   12.00  -73.51  284.54  -67.05  174.28
   13.00  -73.49  299.54  -70.02  182.97
   14.00  -73.64  314.54  -73.46  191.51
   15.00  -73.21  329.54  -76.81  202.90
   16.00  -73.15  344.54  -80.58  215.85
   17.00  -71.62  359.54  -83.27  247.61
   18.00  -71.47   14.54  -85.28  298.77
   19.00  -72.29   29.54  -84.23  358.78
   20.00  -71.73   44.54  -79.78   21.84
   21.00  -69.77   59.54  -73.81   30.88
   22.00  -69.30   74.54  -69.28   43.02
   23.00  -68.18   89.54  -64.41   52.71
</PRE>


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