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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>
14 Jun 1997 16:25:55 yearsecs  14228755
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.32  189.53  -50.64  119.84
    1.00  -66.20  204.53  -50.84  129.75
    2.00  -66.99  219.53  -52.54  139.48
    3.00  -67.78  234.53  -54.70  149.02
    4.00  -67.37  249.53  -56.16  159.27
    5.00  -67.99  264.53  -58.92  168.94
    6.00  -67.86  279.53  -61.41  179.42
    7.00  -68.02  294.53  -64.58  189.84
    8.00  -68.91  309.53  -68.77  199.43
    9.00  -69.05  324.53  -72.61  211.50
   10.00  -69.04  339.53  -76.42  226.96
   11.00  -68.83  354.53  -79.80  249.89
   12.00  -68.85    9.53  -82.20  285.90
   13.00  -69.10   24.53  -81.93  331.64
   14.00  -69.57   39.53  -79.16    5.49
   15.00  -70.26   54.53  -75.67   27.38
   16.00  -70.97   69.53  -72.16   43.30
   17.00  -71.24   84.53  -68.53   55.30
   18.00  -71.32   99.53  -65.13   65.66
   19.00  -70.71  114.53  -61.57   74.33
   20.00  -69.86  129.53  -58.32   82.79
   21.00  -69.04  144.53  -55.70   91.55
   22.00  -68.35  159.53  -53.74  100.74
   23.00  -67.45  174.53  -52.05  110.16
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.58  189.53  -55.91  120.31
    1.00  -72.66  204.53  -57.21  129.02
    2.00  -73.44  219.53  -58.72  137.33
    3.00  -78.51  234.53  -64.67  141.81
    4.00  -80.38  249.53  -67.68  145.92
    5.00  -80.74  264.53  -69.54  150.89
    6.00  -80.08  279.53  -70.97  157.72
    7.00  -79.16  294.53  -72.70  165.50
    8.00  -79.25  309.53  -75.34  169.85
    9.00  -79.13  324.53  -78.10  173.78
   10.00  -79.00  339.53  -81.04  175.50
   11.00  -79.06  354.53  -83.93  169.63
   12.00  -79.31    9.53  -85.93  143.34
   13.00  -79.14   24.53  -85.87   99.55
   14.00  -79.00   39.53  -83.43   77.30
   15.00  -78.80   54.53  -80.26   71.92
   16.00  -78.70   69.53  -77.00   73.26
   17.00  -78.50   84.53  -73.81   76.65
   18.00  -79.42   99.53  -71.61   84.59
   19.00  -79.56  114.53  -69.42   90.20
   20.00  -78.76  129.53  -66.83   94.47
   21.00  -76.99  144.53  -63.59   98.74
   22.00  -74.40  159.53  -59.84  104.18
   23.00  -72.74  174.53  -57.39  111.78
</PRE>


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