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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>
17 Mar 1997 03:56:55 yearsecs   6494215
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.97   14.24  -73.60  303.99
    1.00  -62.28   29.24  -73.25  333.83
    2.00  -63.37   44.24  -70.95  358.51
    3.00  -64.33   59.24  -68.03   17.94
    4.00  -64.04   74.24  -63.74   32.23
    5.00  -65.35   89.24  -61.54   47.64
    6.00  -65.71  104.24  -58.57   60.28
    7.00  -65.60  119.24  -55.59   71.43
    8.00  -66.29  134.24  -54.06   82.64
    9.00  -65.66  149.24  -51.81   92.44
   10.00  -65.25  164.24  -50.31  102.52
   11.00  -65.05  179.24  -49.50  112.74
   12.00  -65.09  194.24  -49.45  122.91
   13.00  -65.35  209.24  -50.25  132.99
   14.00  -65.83  224.24  -51.84  142.96
   15.00  -66.54  239.24  -54.09  152.80
   16.00  -67.47  254.24  -56.91  162.38
   17.00  -66.99  269.24  -58.82  173.16
   18.00  -66.57  284.24  -61.20  184.32
   19.00  -67.34  299.24  -65.04  194.34
   20.00  -66.45  314.24  -67.87  207.79
   21.00  -63.77  329.24  -69.29  226.92
   22.00  -62.58  344.24  -71.73  247.50
   23.00  -61.35  359.25  -73.23  273.65
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.97   14.24  -79.22  302.02
    1.00  -67.28   29.24  -79.11  339.56
    2.00  -68.37   44.24  -76.68    8.80
    3.00  -69.61   59.24  -73.74   30.12
    4.00  -73.05   74.24  -72.65   53.06
    5.00  -73.87   89.24  -69.65   64.74
    6.00  -73.68  104.24  -66.29   72.99
    7.00  -73.02  119.24  -62.98   80.44
    8.00  -74.52  134.24  -62.29   90.66
    9.00  -74.29  149.24  -60.51   98.49
   10.00  -74.54  164.24  -59.69  106.82
   11.00  -74.47  179.24  -59.00  114.97
   12.00  -74.14  194.24  -58.51  123.14
   13.00  -74.05  209.24  -58.77  131.41
   14.00  -74.36  224.24  -59.93  139.53
   15.00  -73.96  239.24  -60.88  148.07
   16.00  -73.87  254.24  -62.56  156.57
   17.00  -71.99  269.24  -63.14  167.56
   18.00  -71.57  284.24  -65.44  177.38
   19.00  -72.34  299.24  -69.10  185.32
   20.00  -71.45  314.24  -71.87  197.30
   21.00  -68.77  329.24  -73.59  216.63
   22.00  -67.58  344.24  -76.35  237.24
   23.00  -66.35  359.25  -78.34  265.95
</PRE>


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