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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>
29 Jun 1997 15:06:17 yearsecs  15519977
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.03  213.68  -46.38  136.75
    1.00  -61.66  228.68  -48.34  147.44
    2.00  -62.29  243.68  -50.73  158.12
    3.00  -62.91  258.68  -53.47  168.83
    4.00  -62.22  273.68  -55.34  180.75
    5.00  -63.36  288.68  -59.24  191.36
    6.00  -64.15  303.68  -63.28  202.44
    7.00  -64.49  318.68  -67.27  215.08
    8.00  -65.05  333.68  -71.55  229.62
    9.00  -64.43  348.68  -74.47  250.94
   10.00  -64.01    3.68  -76.55  279.20
   11.00  -63.82   18.68  -76.60  313.05
   12.00  -63.86   33.68  -74.21  343.12
   13.00  -64.12   48.68  -70.67    5.45
   14.00  -64.60   63.68  -67.15   23.03
   15.00  -65.31   78.68  -64.06   38.45
   16.00  -66.24   93.68  -61.45   52.70
   17.00  -67.39  108.68  -59.39   65.86
   18.00  -67.39  123.68  -56.69   76.41
   19.00  -66.73  138.68  -53.97   86.00
   20.00  -65.25  153.68  -51.02   95.26
   21.00  -64.15  168.68  -48.97  105.21
   22.00  -62.74  183.68  -47.09  115.42
   23.00  -61.57  198.68  -46.09  125.96
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.50  213.68  -56.47  134.59
    1.00  -72.34  228.68  -58.36  143.08
    2.00  -73.26  243.68  -60.72  151.15
    3.00  -74.09  258.68  -63.35  158.79
    4.00  -76.32  273.68  -67.40  163.38
    5.00  -77.39  288.68  -70.64  168.10
    6.00  -77.14  303.68  -73.23  175.25
    7.00  -76.53  318.68  -76.01  183.75
    8.00  -77.15  333.68  -79.57  186.41
    9.00  -77.15  348.68  -83.02  189.50
   10.00  -77.07    3.68  -86.55  185.23
   11.00  -76.81   18.68  -88.71   94.59
   12.00  -76.49   33.68  -85.27   52.12
   13.00  -76.39   48.68  -81.30   54.31
   14.00  -76.37   63.68  -77.46   60.11
   15.00  -75.92   78.68  -73.58   65.13
   16.00  -75.78   93.68  -70.17   72.08
   17.00  -74.50  108.68  -66.17   77.00
   18.00  -74.30  123.68  -63.51   84.74
   19.00  -74.86  138.68  -62.11   93.41
   20.00  -74.33  153.68  -60.18  100.93
   21.00  -72.66  168.68  -57.55  108.36
   22.00  -72.26  183.68  -56.65  116.96
   23.00  -71.29  198.68  -55.69  125.73
</PRE>


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