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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>
18 May 1997 18:30:33 yearsecs  11903433
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.63  149.89  -51.72   92.87
    1.00  -65.15  164.89  -50.18  102.93
    2.00  -66.12  179.89  -50.56  113.39
    3.00  -67.09  194.89  -51.45  123.40
    4.00  -66.81  209.89  -51.70  133.20
    5.00  -67.59  224.89  -53.55  142.79
    6.00  -67.58  239.89  -55.12  152.66
    7.00  -67.58  254.89  -57.09  162.74
    8.00  -68.36  269.89  -60.12  172.21
    9.00  -68.29  284.89  -62.81  182.61
   10.00  -67.96  299.89  -65.72  193.84
   11.00  -67.77  314.89  -69.15  205.92
   12.00  -67.81  329.89  -72.97  219.62
   13.00  -68.06  344.89  -76.92  236.79
   14.00  -68.55  359.89  -80.59  261.71
   15.00  -69.25   14.89  -82.85  302.09
   16.00  -70.09   29.89  -82.02  348.40
   17.00  -70.73   44.89  -78.81   17.82
   18.00  -70.63   59.89  -74.51   33.91
   19.00  -70.07   74.89  -69.92   45.19
   20.00  -69.13   89.89  -65.26   54.75
   21.00  -68.21  104.89  -60.99   64.25
   22.00  -67.39  119.89  -57.31   73.80
   23.00  -66.54  134.89  -54.23   83.28
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.63  149.89  -57.80   96.75
    1.00  -72.66  164.89  -57.76  106.17
    2.00  -73.55  179.89  -58.04  115.07
    3.00  -78.03  194.89  -62.47  123.52
    4.00  -80.04  209.89  -64.81  129.92
    5.00  -80.38  224.89  -65.81  135.99
    6.00  -79.75  239.89  -66.26  142.85
    7.00  -79.06  254.89  -67.11  150.14
    8.00  -79.34  269.89  -69.15  155.83
    9.00  -79.19  284.89  -71.19  161.95
   10.00  -79.25  299.89  -73.65  166.99
   11.00  -79.09  314.89  -76.26  171.93
   12.00  -79.23  329.89  -79.15  173.88
   13.00  -79.00  344.89  -82.10  174.69
   14.00  -78.92  359.89  -84.95  165.66
   15.00  -78.65   14.89  -86.90  129.33
   16.00  -78.72   29.89  -85.40   84.62
   17.00  -78.46   44.89  -82.41   70.38
   18.00  -79.03   59.89  -79.13   73.52
   19.00  -78.86   74.89  -75.93   75.24
   20.00  -77.94   89.89  -72.44   76.67
   21.00  -76.12  104.89  -68.24   78.35
   22.00  -73.96  119.89  -63.76   82.17
   23.00  -72.44  134.89  -60.18   88.70
</PRE>


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