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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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<BODY BGCOLOR="#FFFFFF">



<H2>Current OVATION Boundary Information</H2><BR>
<PRE>
09 Aug 1997 01:29:32 yearsecs  19013372
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.93   48.98  -69.13    3.96
    1.00  -63.33   63.98  -65.55   21.13
    2.00  -63.93   78.98  -62.43   36.39
    3.00  -64.52   93.98  -59.55   50.35
    4.00  -64.24  108.98  -56.07   62.17
    5.00  -65.52  123.98  -54.72   74.78
    6.00  -65.85  138.98  -53.03   85.55
    7.00  -65.73  153.98  -51.49   95.72
    8.00  -66.24  168.98  -51.06  106.10
    9.00  -65.84  183.98  -50.20  116.09
   10.00  -65.42  198.98  -49.89  126.10
   11.00  -65.23  213.98  -50.44  136.20
   12.00  -65.26  228.98  -51.77  146.38
   13.00  -65.52  243.98  -53.75  156.62
   14.00  -66.00  258.98  -56.30  166.80
   15.00  -66.71  273.98  -59.39  176.79
   16.00  -67.64  288.98  -63.08  186.39
   17.00  -68.77  303.98  -67.34  195.51
   18.00  -68.78  318.98  -70.99  207.29
   19.00  -68.10  333.98  -74.25  223.25
   20.00  -66.80  348.98  -76.75  246.31
   21.00  -65.71    3.98  -78.35  277.41
   22.00  -64.55   18.98  -77.40  313.79
   23.00  -63.40   33.98  -73.58  343.11
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.90   48.98  -76.90   19.91
    1.00  -71.13   63.98  -73.81   39.18
    2.00  -72.17   78.98  -70.73   53.75
    3.00  -73.62   93.98  -68.38   66.92
    4.00  -76.50  108.98  -67.83   81.12
    5.00  -77.40  123.98  -66.31   89.74
    6.00  -76.95  138.98  -64.10   96.03
    7.00  -76.41  153.98  -62.24  102.79
    8.00  -77.39  168.98  -62.33  110.89
    9.00  -77.08  183.98  -61.55  118.12
   10.00  -77.20  198.98  -61.66  125.53
   11.00  -77.02  213.98  -61.93  132.98
   12.00  -76.69  228.98  -62.51  140.63
   13.00  -76.51  243.98  -63.70  148.31
   14.00  -76.68  258.98  -65.60  155.57
   15.00  -76.26  273.98  -67.40  163.65
   16.00  -76.14  288.98  -69.83  171.25
   17.00  -74.59  303.98  -71.73  182.76
   18.00  -74.35  318.98  -74.93  191.91
   19.00  -74.98  333.98  -78.85  198.15
   20.00  -74.26  348.98  -82.32  213.20
   21.00  -72.07    3.98  -84.59  255.95
   22.00  -71.08   18.98  -84.73  317.32
   23.00  -70.12   33.98  -81.12  357.52
</PRE>


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