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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 Nov 1997 11:56:38 yearsecs  26913398
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.19  244.86  -53.56  157.42
    1.00  -65.39  259.86  -55.89  167.90
    2.00  -66.37  274.86  -59.25  177.77
    3.00  -67.37  289.86  -63.03  187.38
    4.00  -67.20  304.86  -66.23  198.86
    5.00  -68.14  319.86  -70.70  209.41
    6.00  -68.44  334.86  -74.75  223.31
    7.00  -68.99  349.86  -78.89  241.32
    8.00  -69.21    4.86  -82.05  271.75
    9.00  -69.21   19.86  -82.59  318.05
   10.00  -68.72   34.86  -79.46  354.48
   11.00  -68.28   49.86  -75.04   15.96
   12.00  -68.11   64.86  -70.70   31.56
   13.00  -68.21   79.86  -66.83   45.01
   14.00  -68.57   94.86  -63.55   57.47
   15.00  -69.20  109.86  -60.97   69.15
   16.00  -69.82  124.86  -58.96   79.78
   17.00  -69.87  139.86  -57.03   89.27
   18.00  -69.97  154.86  -55.71   98.66
   19.00  -69.28  169.86  -54.09  107.73
   20.00  -68.49  184.86  -52.84  117.06
   21.00  -67.75  199.86  -52.20  126.61
   22.00  -67.18  214.86  -52.37  136.37
   23.00  -66.32  229.86  -52.85  146.56
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.34  244.86  -60.03  152.59
    1.00  -73.52  259.86  -63.02  160.15
    2.00  -74.35  274.86  -66.02  167.39
    3.00  -79.43  289.86  -72.11  163.06
    4.00  -81.22  304.86  -75.24  160.97
    5.00  -81.44  319.86  -77.58  161.70
    6.00  -80.94  334.86  -79.98  163.59
    7.00  -79.96  349.86  -82.74  165.12
    8.00  -79.96    4.86  -84.89  148.70
    9.00  -79.89   19.86  -85.50  115.17
   10.00  -79.61   34.86  -84.00   86.73
   11.00  -79.60   49.86  -81.20   77.90
   12.00  -79.78   64.86  -78.20   78.05
   13.00  -79.55   79.86  -75.21   79.37
   14.00  -79.32   94.86  -72.35   82.76
   15.00  -79.09  109.86  -69.74   87.36
   16.00  -78.86  124.86  -67.48   92.72
   17.00  -78.65  139.86  -65.62   98.67
   18.00  -79.72  154.86  -65.43  106.35
   19.00  -80.01  169.86  -64.94  112.89
   20.00  -79.31  184.86  -63.82  119.06
   21.00  -77.64  199.86  -62.12  125.92
   22.00  -75.03  214.86  -60.00  134.17
   23.00  -73.46  229.86  -59.52  143.14
</PRE>


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