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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>
07 Oct 1997 11:37:36 yearsecs  24147456
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.44  253.36  -52.23  165.19
    1.00  -63.53  268.36  -55.60  175.61
    2.00  -64.54  283.36  -59.23  185.98
    3.00  -65.97  298.36  -63.66  195.68
    4.00  -65.77  313.36  -67.07  208.20
    5.00  -66.80  328.36  -71.74  220.31
    6.00  -66.97  343.36  -75.61  237.61
    7.00  -66.85  358.36  -78.69  263.05
    8.00  -67.49   13.36  -80.90  298.77
    9.00  -67.08   28.36  -79.05  337.31
   10.00  -66.67   43.36  -75.07    3.26
   11.00  -66.48   58.36  -70.74   21.25
   12.00  -66.51   73.36  -66.74   35.94
   13.00  -66.77   88.36  -63.25   49.27
   14.00  -67.25  103.36  -60.34   61.75
   15.00  -67.96  118.36  -58.15   73.39
   16.00  -68.89  133.36  -56.82   84.29
   17.00  -69.89  148.36  -56.19   94.58
   18.00  -69.72  163.36  -54.88  103.83
   19.00  -69.15  178.36  -53.64  113.07
   20.00  -68.05  193.36  -52.38  122.45
   21.00  -66.76  208.36  -51.57  132.21
   22.00  -64.78  223.36  -50.77  142.70
   23.00  -63.13  238.36  -50.84  153.86
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.44  253.36  -56.75  161.82
    1.00  -68.53  268.36  -60.02  171.00
    2.00  -69.54  283.36  -63.58  179.86
    3.00  -73.41  298.36  -69.71  182.46
    4.00  -75.70  313.36  -74.43  184.32
    5.00  -76.86  328.36  -78.29  186.15
    6.00  -76.25  343.36  -81.61  195.34
    7.00  -75.73  358.36  -85.27  206.59
    8.00  -76.58   13.36  -88.89  163.56
    9.00  -76.36   28.36  -86.67   51.05
   10.00  -76.71   43.36  -82.75   55.41
   11.00  -76.49   58.36  -78.84   58.53
   12.00  -76.53   73.36  -75.19   64.95
   13.00  -76.31   88.36  -71.68   71.01
   14.00  -76.41  103.36  -68.76   78.29
   15.00  -76.08  118.36  -65.94   84.82
   16.00  -76.28  133.36  -64.08   92.44
   17.00  -75.48  148.36  -61.77   99.10
   18.00  -75.57  163.36  -60.77  106.97
   19.00  -75.33  178.36  -59.89  114.75
   20.00  -74.16  193.36  -58.52  122.66
   21.00  -71.76  208.36  -56.46  131.40
   22.00  -69.78  223.36  -55.49  141.02
   23.00  -68.13  238.36  -55.45  151.36
</PRE>


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