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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 Jan 1997 14:30:02 yearsecs    657002
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.81  210.71  -49.82  134.06
    1.00  -64.20  225.71  -50.45  144.50
    2.00  -65.25  240.71  -53.09  154.49
    3.00  -66.29  255.71  -56.07  164.29
    4.00  -66.10  270.71  -58.29  175.06
    5.00  -67.08  285.71  -61.92  184.77
    6.00  -67.21  300.71  -65.27  195.65
    7.00  -67.05  315.71  -68.75  207.97
    8.00  -67.72  330.71  -73.11  220.67
    9.00  -67.36  345.71  -76.51  239.91
   10.00  -66.94    0.71  -79.17  267.76
   11.00  -66.75   15.71  -80.07  305.54
   12.00  -66.79   30.71  -78.26  341.77
   13.00  -67.05   45.71  -74.86    7.40
   14.00  -67.53   60.71  -71.23   26.08
   15.00  -68.24   75.71  -67.92   41.59
   16.00  -69.17   90.71  -65.10   55.44
   17.00  -70.14  105.71  -62.71   67.73
   18.00  -69.92  120.71  -59.73   77.26
   19.00  -69.38  135.71  -57.02   86.23
   20.00  -68.32  150.71  -54.39   95.02
   21.00  -67.31  165.71  -52.31  104.31
   22.00  -66.34  180.71  -50.75  113.98
   23.00  -65.49  195.71  -49.87  123.91
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.73  210.71  -58.51  132.30
    1.00  -74.72  225.71  -60.38  140.14
    2.00  -75.65  240.71  -62.59  147.45
    3.00  -78.91  255.71  -67.08  150.73
    4.00  -80.89  270.71  -70.37  152.70
    5.00  -81.31  285.71  -72.54  156.20
    6.00  -80.86  300.71  -74.49  161.52
    7.00  -80.50  315.71  -76.79  165.83
    8.00  -80.90  330.71  -79.31  164.36
    9.00  -80.66  345.71  -81.79  162.11
   10.00  -80.78    0.71  -83.76  149.19
   11.00  -80.46   15.71  -84.99  125.11
   12.00  -80.40   30.71  -84.05   97.96
   13.00  -80.11   45.71  -81.86   82.98
   14.00  -80.04   60.71  -79.03   79.42
   15.00  -79.70   75.71  -76.06   79.12
   16.00  -79.79   90.71  -73.34   83.06
   17.00  -79.32  105.71  -70.55   86.43
   18.00  -79.47  120.71  -68.52   92.28
   19.00  -79.17  135.71  -66.52   97.68
   20.00  -78.28  150.71  -64.32  103.02
   21.00  -76.62  165.71  -61.70  108.81
   22.00  -75.18  180.71  -59.68  115.96
   23.00  -74.08  195.71  -58.45  123.95
</PRE>


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