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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>
08 May 1997 22:15:13 yearsecs  11052913
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.67   93.52  -58.72   48.74
    1.00  -64.86  108.52  -56.81   62.54
    2.00  -65.65  123.52  -54.93   74.58
    3.00  -67.86  138.52  -55.14   86.76
    4.00  -67.40  153.52  -53.23   96.31
    5.00  -67.99  168.52  -52.85  106.41
    6.00  -67.84  183.52  -52.21  116.10
    7.00  -68.12  198.52  -52.53  125.74
    8.00  -69.15  213.52  -54.18  135.07
    9.00  -69.35  228.52  -55.54  144.42
   10.00  -69.26  243.52  -57.09  154.02
   11.00  -69.03  258.52  -58.91  163.95
   12.00  -69.04  273.52  -61.34  173.91
   13.00  -69.28  288.52  -64.38  183.73
   14.00  -69.74  303.52  -68.02  193.38
   15.00  -70.44  318.52  -72.17  203.03
   16.00  -71.10  333.52  -76.44  213.90
   17.00  -71.24  348.52  -80.34  230.35
   18.00  -71.39    3.52  -83.90  258.91
   19.00  -70.75   18.52  -84.40  315.09
   20.00  -69.93   33.52  -81.04  355.85
   21.00  -69.14   48.52  -76.29   16.84
   22.00  -67.27   63.52  -70.18   28.29
   23.00  -65.23   78.52  -64.02   38.17
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.67   93.52  -63.95   56.63
    1.00  -69.86  108.52  -61.88   69.20
    2.00  -70.65  123.52  -60.00   79.90
    3.00  -76.76  138.52  -63.97   95.57
    4.00  -78.83  153.52  -64.66  104.85
    5.00  -79.22  168.52  -64.19  111.79
    6.00  -78.36  183.52  -62.87  118.21
    7.00  -77.07  198.52  -61.52  125.31
    8.00  -76.93  213.52  -61.82  132.78
    9.00  -77.02  228.52  -62.80  140.17
   10.00  -76.94  243.52  -64.04  147.63
   11.00  -77.10  258.52  -65.89  154.74
   12.00  -77.47  273.52  -68.26  161.14
   13.00  -77.33  288.52  -70.57  168.18
   14.00  -77.18  303.52  -73.23  175.04
   15.00  -77.03  318.52  -76.21  181.66
   16.00  -76.88  333.52  -79.46  187.90
   17.00  -76.71  348.52  -82.94  193.30
   18.00  -77.97    3.52  -86.13  171.54
   19.00  -78.31   18.52  -87.21  113.43
   20.00  -77.48   33.52  -85.20   65.19
   21.00  -75.47   48.52  -81.02   47.72
   22.00  -72.27   63.52  -74.89   42.64
   23.00  -70.23   78.52  -69.13   48.45
</PRE>


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