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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>
06 Jan 1997 13:12:16 yearsecs    479536
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.73  229.09  -52.21  146.28
    1.00  -66.33  244.09  -54.50  156.22
    2.00  -67.09  259.09  -57.28  166.01
    3.00  -67.83  274.09  -60.40  175.66
    4.00  -67.40  289.09  -62.89  186.79
    5.00  -68.00  304.09  -66.72  196.94
    6.00  -67.86  319.09  -70.28  209.32
    7.00  -68.17  334.09  -74.34  223.18
    8.00  -69.20  349.09  -78.88  239.39
    9.00  -69.51    4.09  -82.23  268.74
   10.00  -69.25   19.09  -82.70  315.66
   11.00  -69.01   34.09  -79.96  353.87
   12.00  -69.01   49.09  -76.00   17.13
   13.00  -69.24   64.09  -72.04   33.71
   14.00  -69.70   79.09  -68.48   47.64
   15.00  -70.39   94.09  -65.48   60.21
   16.00  -71.05  109.09  -62.91   71.36
   17.00  -71.18  124.09  -60.43   80.88
   18.00  -71.33  139.09  -58.58   90.07
   19.00  -70.68  154.09  -56.49   98.63
   20.00  -69.85  169.09  -54.71  107.46
   21.00  -69.08  184.09  -53.44  116.66
   22.00  -68.44  199.09  -52.87  126.09
   23.00  -67.10  214.09  -52.25  135.89
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.73  229.09  -56.88  144.14
    1.00  -71.85  244.09  -59.49  152.52
    2.00  -72.60  259.09  -62.12  160.75
    3.00  -78.12  274.09  -68.83  160.10
    4.00  -80.01  289.09  -72.32  161.11
    5.00  -80.39  304.09  -74.84  164.05
    6.00  -79.65  319.09  -77.19  170.31
    7.00  -78.69  334.09  -79.93  177.39
    8.00  -78.81  349.09  -82.96  174.91
    9.00  -78.85    4.09  -85.67  159.75
   10.00  -78.65   19.09  -86.83  112.77
   11.00  -78.73   34.09  -84.62   79.24
   12.00  -79.01   49.09  -81.43   73.83
   13.00  -78.85   64.09  -78.20   72.96
   14.00  -78.68   79.09  -75.00   75.63
   15.00  -78.51   94.09  -71.99   79.98
   16.00  -78.34  109.09  -69.29   85.26
   17.00  -78.15  124.09  -66.96   91.11
   18.00  -79.24  139.09  -66.25   99.19
   19.00  -79.49  154.09  -65.26  105.78
   20.00  -78.68  169.09  -63.62  111.70
   21.00  -76.82  184.09  -61.29  118.11
   22.00  -73.93  199.09  -58.34  125.82
   23.00  -72.10  214.09  -57.08  134.66
</PRE>


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