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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>
03 Apr 1997 15:49:36 yearsecs   8005776
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.37  198.04  -48.82  125.49
    1.00  -65.57  213.04  -50.70  135.50
    2.00  -66.37  228.04  -52.71  145.32
    3.00  -67.65  243.04  -55.57  154.73
    4.00  -67.31  258.04  -57.32  165.10
    5.00  -68.04  273.04  -60.39  174.71
    6.00  -68.07  288.04  -63.25  185.12
    7.00  -68.57  303.04  -66.95  195.17
    8.00  -69.85  318.04  -71.60  204.07
    9.00  -70.58  333.04  -75.94  215.16
   10.00  -70.15  348.04  -79.41  234.29
   11.00  -69.61    3.04  -82.16  265.66
   12.00  -69.37   18.04  -82.90  312.38
   13.00  -69.41   33.04  -80.62  353.04
   14.00  -69.73   48.04  -77.00   18.15
   15.00  -70.31   63.04  -73.34   35.79
   16.00  -70.88   78.04  -69.84   49.69
   17.00  -70.94   93.04  -66.23   60.56
   18.00  -71.02  108.04  -63.09   70.65
   19.00  -70.31  123.04  -59.73   79.20
   20.00  -69.42  138.04  -56.78   87.74
   21.00  -68.56  153.04  -54.43   96.67
   22.00  -67.80  168.04  -52.69  106.03
   23.00  -65.85  183.04  -50.22  115.46
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.37  198.04  -53.77  125.40
    1.00  -70.57  213.04  -55.53  134.44
    2.00  -71.37  228.04  -57.39  143.19
    3.00  -77.29  243.04  -64.31  147.03
    4.00  -79.31  258.04  -67.67  151.07
    5.00  -79.72  273.04  -69.84  156.24
    6.00  -78.94  288.04  -71.52  163.80
    7.00  -77.78  303.04  -73.47  172.94
    8.00  -77.80  318.04  -76.42  178.28
    9.00  -77.69  333.04  -79.56  183.17
   10.00  -77.51  348.04  -82.88  186.37
   11.00  -77.64    3.04  -86.20  177.02
   12.00  -77.97   18.04  -87.60  113.93
   13.00  -77.81   33.04  -85.22   69.69
   14.00  -77.64   48.04  -81.69   63.56
   15.00  -77.48   63.04  -78.05   65.46
   16.00  -77.31   78.04  -74.54   69.92
   17.00  -77.13   93.04  -71.28   75.47
   18.00  -78.32  108.04  -69.45   84.81
   19.00  -78.64  123.04  -67.52   91.57
   20.00  -77.82  138.04  -65.02   96.73
   21.00  -75.89  153.04  -61.78  101.86
   22.00  -72.80  168.04  -57.73  108.06
   23.00  -70.85  183.04  -55.24  116.32
</PRE>


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