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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 Feb 1997 00:53:54 yearsecs   4150434
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.45   63.92  -60.58   15.49
    1.00  -60.09   78.92  -57.80   30.72
    2.00  -60.74   93.92  -55.29   45.20
    3.00  -61.38  108.92  -53.00   58.93
    4.00  -60.60  123.92  -49.56   70.43
    5.00  -61.59  138.92  -48.61   82.63
    6.00  -62.80  153.92  -48.50   94.22
    7.00  -63.59  168.92  -48.39  105.20
    8.00  -63.72  183.92  -48.08  115.73
    9.00  -63.33  198.92  -47.82  126.11
   10.00  -62.91  213.92  -48.21  136.59
   11.00  -62.72  228.92  -49.38  147.25
   12.00  -62.76  243.92  -51.20  158.06
   13.00  -63.02  258.92  -53.60  168.94
   14.00  -63.50  273.92  -56.54  179.84
   15.00  -64.21  288.92  -60.05  190.61
   16.00  -65.14  303.92  -64.21  201.27
   17.00  -66.29  318.92  -68.91  212.21
   18.00  -66.30  333.92  -72.72  227.37
   19.00  -65.56  348.92  -75.59  249.06
   20.00  -63.97    3.92  -76.53  279.78
   21.00  -62.84   18.92  -75.45  313.56
   22.00  -61.24   33.92  -70.94  340.95
   23.00  -60.10   48.92  -65.50    0.19
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.32   63.92  -71.17   31.18
    1.00  -68.97   78.92  -67.82   45.87
    2.00  -69.88   93.92  -65.03   59.13
    3.00  -70.53  108.92  -62.45   70.46
    4.00  -72.47  123.92  -61.71   82.38
    5.00  -73.71  138.92  -60.96   92.30
    6.00  -73.64  153.92  -59.48  100.55
    7.00  -72.74  168.92  -57.63  108.54
    8.00  -73.14  183.92  -57.54  117.26
    9.00  -73.45  198.92  -57.86  125.76
   10.00  -73.29  213.92  -58.23  134.23
   11.00  -73.02  228.92  -59.02  142.86
   12.00  -72.81  243.92  -60.35  151.65
   13.00  -72.83  258.92  -62.29  160.40
   14.00  -72.79  273.92  -64.59  169.27
   15.00  -72.37  288.92  -66.99  178.92
   16.00  -72.41  303.92  -70.18  188.11
   17.00  -71.46  318.92  -73.02  200.68
   18.00  -71.31  333.92  -76.69  213.55
   19.00  -71.64  348.92  -80.74  228.95
   20.00  -71.15    3.92  -83.76  261.32
   21.00  -69.52   18.92  -83.01  315.34
   22.00  -69.31   33.92  -80.30  354.48
   23.00  -67.97   48.92  -74.98   13.95
</PRE>


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