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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 May 1997 18:53:56 yearsecs  11040836
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.18  143.83  -51.82   88.43
    1.00  -65.34  158.83  -50.74   98.85
    2.00  -66.29  173.83  -50.91  109.38
    3.00  -67.24  188.83  -51.56  119.47
    4.00  -67.01  203.83  -51.61  129.22
    5.00  -67.87  218.83  -53.32  138.77
    6.00  -68.07  233.83  -54.88  148.42
    7.00  -68.78  248.83  -57.33  157.80
    8.00  -70.33  263.83  -60.86  166.13
    9.00  -71.49  278.83  -64.37  174.14
   10.00  -72.25  293.83  -67.89  182.16
   11.00  -70.92  308.83  -70.19  194.73
   12.00  -70.18  323.83  -73.30  208.03
   13.00  -69.87  338.83  -76.88  223.55
   14.00  -69.93  353.83  -80.59  244.55
   15.00  -70.32    8.83  -83.67  280.03
   16.00  -70.76   23.83  -83.83  333.95
   17.00  -70.70   38.83  -80.44    8.81
   18.00  -70.70   53.83  -76.27   28.18
   19.00  -69.90   68.83  -71.37   39.73
   20.00  -68.92   83.83  -66.53   49.68
   21.00  -67.98   98.83  -62.06   59.46
   22.00  -67.22  113.83  -58.22   69.35
   23.00  -66.34  128.83  -54.84   78.96
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.19  143.83  -58.94   93.65
    1.00  -73.22  158.83  -58.70  103.03
    2.00  -74.00  173.83  -58.69  111.83
    3.00  -79.13  188.83  -63.61  120.80
    4.00  -80.91  203.83  -65.54  127.14
    5.00  -81.30  218.83  -66.41  132.89
    6.00  -80.69  233.83  -66.66  139.32
    7.00  -79.76  248.83  -67.07  146.57
    8.00  -79.80  263.83  -68.74  152.52
    9.00  -79.74  278.83  -70.65  158.33
   10.00  -79.38  293.83  -72.71  164.58
   11.00  -79.39  308.83  -75.27  169.10
   12.00  -79.98  323.83  -78.11  169.31
   13.00  -80.14  338.83  -80.79  167.93
   14.00  -79.90  353.83  -83.42  162.83
   15.00  -79.70    8.83  -85.50  142.60
   16.00  -79.48   23.83  -85.62  103.77
   17.00  -79.26   38.83  -83.47   80.08
   18.00  -80.19   53.83  -80.33   81.01
   19.00  -80.40   68.83  -77.52   81.52
   20.00  -79.63   83.83  -74.50   80.66
   21.00  -77.91   98.83  -70.72   80.08
   22.00  -75.23  113.83  -65.91   81.06
   23.00  -73.53  128.83  -62.03   86.52
</PRE>


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