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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>
17 Sep 1997 03:42:00 yearsecs  22390920
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -56.87   14.44  -68.86  305.59
    1.00  -58.08   29.44  -67.95  331.93
    2.00  -58.90   44.44  -65.12  353.53
    3.00  -66.29   59.44  -70.24   21.99
    4.00  -67.13   74.44  -67.11   38.14
    5.00  -67.79   89.44  -64.04   51.94
    6.00  -67.70  104.44  -60.56   63.18
    7.00  -67.73  119.44  -57.74   73.87
    8.00  -68.34  134.44  -56.13   84.50
    9.00  -68.51  149.44  -54.70   94.33
   10.00  -68.60  164.44  -53.69  104.02
   11.00  -68.41  179.44  -52.87  113.58
   12.00  -68.44  194.44  -52.79  123.14
   13.00  -68.70  209.44  -53.52  132.60
   14.00  -69.19  224.44  -55.02  141.92
   15.00  -69.07  239.44  -56.43  151.52
   16.00  -69.15  254.44  -58.43  161.18
   17.00  -68.95  269.44  -60.56  171.28
   18.00  -69.92  284.44  -64.10  180.05
   19.00  -69.81  299.44  -67.15  190.39
   20.00  -68.41  314.44  -69.56  204.30
   21.00  -65.57  329.44  -70.95  223.93
   22.00  -61.65  344.44  -70.86  249.19
   23.00  -58.88  359.45  -70.65  276.47
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.87   14.44  -74.61  304.13
    1.00  -63.08   29.44  -74.17  334.81
    2.00  -63.90   44.44  -71.55  359.60
    3.00  -71.29   59.44  -75.21   35.73
    4.00  -74.05   74.44  -73.35   56.44
    5.00  -74.22   89.44  -69.89   65.78
    6.00  -73.71  104.44  -66.28   73.17
    7.00  -72.73  119.44  -62.67   80.14
    8.00  -73.34  134.44  -61.13   89.42
    9.00  -73.51  149.44  -59.72   97.96
   10.00  -73.65  164.44  -58.78  106.44
   11.00  -73.81  179.44  -58.32  114.90
   12.00  -74.32  194.44  -58.69  123.26
   13.00  -74.22  209.44  -58.94  131.48
   14.00  -74.21  224.44  -59.80  139.72
   15.00  -74.07  239.44  -61.00  148.10
   16.00  -74.15  254.44  -62.83  156.38
   17.00  -73.95  269.44  -64.82  165.01
   18.00  -74.92  284.44  -68.12  171.56
   19.00  -74.81  299.44  -70.93  179.76
   20.00  -73.41  314.44  -73.28  192.14
   21.00  -70.57  329.44  -75.01  211.85
   22.00  -66.65  344.44  -75.58  239.90
   23.00  -63.88  359.45  -75.88  270.78
</PRE>


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