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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>
27 May 1997 11:38:03 yearsecs  12656283
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -57.05  258.02  -47.88  171.88
    1.00  -57.34  273.02  -50.72  183.91
    2.00  -57.62  288.02  -53.81  196.29
    3.00  -57.88  303.02  -57.27  209.08
    4.00  -58.12  318.02  -61.11  222.85
    5.00  -58.76  333.02  -65.41  238.23
    6.00  -60.57  348.02  -70.53  255.86
    7.00  -61.60    3.02  -73.93  280.60
    8.00  -61.79   18.02  -74.31  311.68
    9.00  -61.34   33.02  -71.27  339.58
   10.00  -61.07   48.02  -67.03    0.26
   11.00  -61.00   63.02  -62.88   16.64
   12.00  -61.14   78.02  -59.32   31.30
   13.00  -61.48   93.02  -56.35   45.34
   14.00  -62.02  108.02  -53.87   58.87
   15.00  -62.78  123.02  -52.01   71.57
   16.00  -63.75  138.02  -50.97   83.39
   17.00  -64.93  153.02  -50.74   94.64
   18.00  -65.20  168.02  -50.06  105.10
   19.00  -63.86  183.02  -48.22  115.13
   20.00  -62.20  198.02  -46.69  125.49
   21.00  -60.99  213.02  -46.28  136.29
   22.00  -59.13  228.02  -45.84  147.77
   23.00  -58.00  243.02  -46.56  159.61
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.46  258.02  -60.97  161.32
    1.00  -72.36  273.02  -64.07  169.35
    2.00  -73.20  288.02  -67.47  176.85
    3.00  -73.64  303.02  -70.87  184.64
    4.00  -74.36  318.02  -74.71  191.34
    5.00  -75.36  333.02  -78.79  195.71
    6.00  -75.91  348.02  -82.67  199.84
    7.00  -74.97    3.02  -86.29  221.67
    8.00  -74.98   18.02  -88.96  337.15
    9.00  -75.34   33.02  -85.25   36.50
   10.00  -74.86   48.02  -80.88   43.31
   11.00  -74.54   63.02  -76.64   51.30
   12.00  -74.35   78.02  -72.68   59.56
   13.00  -74.19   93.02  -69.07   67.73
   14.00  -74.22  108.02  -66.04   76.12
   15.00  -74.06  123.02  -63.37   84.03
   16.00  -74.41  138.02  -61.75   92.56
   17.00  -74.62  153.02  -60.53  100.81
   18.00  -74.23  168.02  -59.17  108.72
   19.00  -73.29  183.02  -57.70  116.78
   20.00  -72.94  198.02  -57.33  125.27
   21.00  -72.16  213.02  -57.08  134.03
   22.00  -72.25  228.02  -58.22  142.74
   23.00  -71.35  243.02  -58.92  152.25
</PRE>


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