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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>
03 Jul 1997 19:18:13 yearsecs  15880693
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.91  138.47  -53.15   85.24
    1.00  -65.99  153.47  -51.79   95.51
    2.00  -66.82  168.47  -51.67  105.96
    3.00  -67.64  183.47  -52.01  116.03
    4.00  -67.28  198.47  -51.70  125.72
    5.00  -67.97  213.47  -53.04  135.30
    6.00  -67.96  228.47  -54.23  144.98
    7.00  -68.40  243.47  -56.30  154.54
    8.00  -69.62  258.47  -59.42  163.38
    9.00  -70.30  273.47  -62.41  172.35
   10.00  -70.33  288.47  -65.25  182.08
   11.00  -69.73  303.47  -68.00  193.38
   12.00  -69.47  318.47  -71.41  205.30
   13.00  -69.51  333.47  -75.25  218.85
   14.00  -69.82  348.47  -79.25  236.19
   15.00  -70.40    3.47  -82.98  263.65
   16.00  -70.98   18.47  -84.65  315.16
   17.00  -71.04   33.47  -82.13    0.49
   18.00  -71.13   48.47  -78.16   23.91
   19.00  -70.42   63.47  -73.32   36.53
   20.00  -69.54   78.47  -68.49   46.78
   21.00  -68.69   93.47  -63.98   56.62
   22.00  -68.01  108.47  -60.05   66.53
   23.00  -67.10  123.47  -56.43   75.98
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.87  138.47  -60.19   91.19
    1.00  -73.98  153.47  -59.85  100.55
    2.00  -74.75  168.47  -59.68  109.22
    3.00  -79.67  183.47  -64.22  118.55
    4.00  -81.39  198.47  -65.96  124.93
    5.00  -81.80  213.47  -66.70  130.54
    6.00  -81.27  228.47  -66.87  136.63
    7.00  -80.47  243.47  -67.21  143.40
    8.00  -80.61  258.47  -68.77  148.95
    9.00  -80.69  273.47  -70.57  154.12
   10.00  -80.58  288.47  -72.54  159.21
   11.00  -80.74  303.47  -74.87  162.59
   12.00  -80.84  318.47  -77.30  164.53
   13.00  -80.59  333.47  -79.80  165.91
   14.00  -80.34  348.47  -82.36  163.04
   15.00  -80.10    3.47  -84.62  149.99
   16.00  -79.86   18.47  -85.58  118.46
   17.00  -79.62   33.47  -84.23   88.33
   18.00  -80.50   48.47  -81.24   84.57
   19.00  -80.69   63.47  -78.52   82.96
   20.00  -79.94   78.47  -75.62   80.69
   21.00  -78.26   93.47  -71.95   79.00
   22.00  -75.65  108.47  -67.21   79.13
   23.00  -74.00  123.47  -63.25   84.20
</PRE>


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