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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>
15 Aug 1997 03:43:48 yearsecs  19539828
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -56.73   16.33  -68.53  309.10
    1.00  -58.06   31.33  -67.48  334.87
    2.00  -58.85   46.33  -64.53  355.78
    3.00  -66.91   61.33  -70.39   25.28
    4.00  -67.45   76.33  -66.96   40.45
    5.00  -68.01   91.33  -63.81   53.79
    6.00  -67.83  106.33  -60.31   64.74
    7.00  -67.70  121.33  -57.38   75.13
    8.00  -68.11  136.33  -55.66   85.53
    9.00  -68.38  151.33  -54.40   95.46
   10.00  -68.28  166.33  -53.26  105.10
   11.00  -68.59  181.33  -53.00  114.82
   12.00  -69.05  196.33  -53.42  124.34
   13.00  -69.09  211.33  -53.99  133.71
   14.00  -69.00  226.33  -55.01  143.18
   15.00  -68.91  241.33  -56.50  152.83
   16.00  -68.81  256.33  -58.40  162.70
   17.00  -68.70  271.33  -60.66  172.82
   18.00  -70.12  286.33  -64.64  181.00
   19.00  -70.33  301.33  -68.00  190.72
   20.00  -69.05  316.33  -70.55  204.49
   21.00  -66.27  331.33  -72.04  224.55
   22.00  -61.92  346.33  -71.54  251.50
   23.00  -59.04    1.33  -71.03  279.73
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.73   16.33  -74.36  308.15
    1.00  -63.06   31.33  -73.76  338.19
    2.00  -63.85   46.33  -70.99    2.02
    3.00  -71.91   61.33  -75.20   39.55
    4.00  -74.57   76.33  -73.25   59.28
    5.00  -74.53   91.33  -69.71   67.62
    6.00  -73.97  106.33  -66.14   74.71
    7.00  -72.70  121.33  -62.33   81.18
    8.00  -73.11  136.33  -60.67   90.23
    9.00  -73.38  151.33  -59.43   98.90
   10.00  -73.28  166.33  -58.30  107.31
   11.00  -73.59  181.33  -58.05  115.89
   12.00  -74.17  196.33  -58.55  124.29
   13.00  -74.09  211.33  -58.90  132.55
   14.00  -74.00  226.33  -59.74  140.87
   15.00  -73.91  241.33  -61.05  149.28
   16.00  -73.81  256.33  -62.79  157.80
   17.00  -73.70  271.33  -64.91  166.44
   18.00  -75.12  286.33  -68.61  172.15
   19.00  -75.33  301.33  -71.66  179.39
   20.00  -74.05  316.33  -74.13  191.33
   21.00  -71.27  331.33  -75.99  211.33
   22.00  -66.92  346.33  -76.27  241.93
   23.00  -64.04    1.33  -76.30  274.30
</PRE>


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