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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>
16 May 1997 22:15:14 yearsecs  11744114
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.70   93.06  -59.95   49.83
    1.00  -65.83  108.06  -57.92   63.38
    2.00  -66.58  123.06  -55.97   75.17
    3.00  -67.81  138.06  -55.15   86.42
    4.00  -67.38  153.06  -53.24   96.00
    5.00  -67.99  168.06  -52.88  106.11
    6.00  -67.88  183.06  -52.26  115.80
    7.00  -68.21  198.06  -52.61  125.44
    8.00  -69.30  213.06  -54.30  134.75
    9.00  -69.53  228.06  -55.67  144.05
   10.00  -69.36  243.06  -57.12  153.66
   11.00  -69.08  258.06  -58.89  163.61
   12.00  -69.05  273.06  -61.27  173.59
   13.00  -69.26  288.06  -64.27  183.44
   14.00  -69.70  303.06  -67.89  193.13
   15.00  -70.38  318.06  -72.01  202.81
   16.00  -71.04  333.06  -76.27  213.69
   17.00  -71.16  348.06  -80.17  230.07
   18.00  -71.30    3.06  -83.74  258.13
   19.00  -70.65   18.06  -84.31  313.25
   20.00  -69.82   33.06  -81.03  354.50
   21.00  -69.03   48.06  -76.31   15.90
   22.00  -68.13   63.06  -71.22   29.89
   23.00  -66.19   78.06  -65.18   39.49
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.70   93.06  -65.06   58.17
    1.00  -70.83  108.06  -62.91   70.37
    2.00  -71.58  123.06  -60.98   80.75
    3.00  -77.39  138.06  -64.62   96.17
    4.00  -79.37  153.06  -65.21  105.21
    5.00  -79.74  168.06  -64.73  111.94
    6.00  -78.92  183.06  -63.45  118.15
    7.00  -77.70  198.06  -62.16  125.05
    8.00  -77.63  213.06  -62.50  132.29
    9.00  -77.68  228.06  -63.40  139.46
   10.00  -77.54  243.06  -64.54  146.76
   11.00  -77.71  258.06  -66.35  153.61
   12.00  -78.08  273.06  -68.65  159.73
   13.00  -77.96  288.06  -70.90  166.41
   14.00  -77.83  303.06  -73.49  172.80
   15.00  -77.69  318.06  -76.38  178.77
   16.00  -77.55  333.06  -79.53  183.97
   17.00  -77.39  348.06  -82.89  187.37
   18.00  -78.59    3.06  -85.69  164.54
   19.00  -78.92   18.06  -86.60  117.52
   20.00  -78.12   33.06  -85.10   73.55
   21.00  -76.20   48.06  -81.40   52.68
   22.00  -73.13   63.06  -75.67   45.52
   23.00  -71.19   78.06  -70.11   50.48
</PRE>


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