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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>
03 Jul 1997 22:41:59 yearsecs  15892919
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.38   87.60  -63.03   47.97
    1.00  -66.42  102.60  -59.66   59.99
    2.00  -67.19  117.60  -57.50   71.98
    3.00  -67.94  132.60  -55.96   82.94
    4.00  -67.52  147.60  -53.85   92.49
    5.00  -68.13  162.60  -53.32  102.62
    6.00  -68.01  177.60  -52.52  112.30
    7.00  -68.33  192.60  -52.66  121.97
    8.00  -69.29  207.60  -54.00  131.35
    9.00  -69.73  222.60  -55.38  140.56
   10.00  -69.47  237.60  -56.58  150.11
   11.00  -69.22  252.60  -58.23  159.92
   12.00  -69.20  267.60  -60.48  169.78
   13.00  -69.41  282.60  -63.32  179.53
   14.00  -69.85  297.60  -66.77  189.04
   15.00  -70.52  312.60  -70.78  198.35
   16.00  -71.16  327.60  -74.97  208.43
   17.00  -71.27  342.60  -78.88  222.69
   18.00  -71.41  357.60  -82.67  244.68
   19.00  -70.76   12.60  -84.43  292.18
   20.00  -69.92   27.60  -82.30  342.10
   21.00  -69.13   42.60  -77.91    8.77
   22.00  -68.50   57.60  -73.10   25.31
   23.00  -67.59   72.60  -68.08   37.47
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -76.06   87.60  -71.67   69.88
    1.00  -77.02  102.60  -69.38   79.38
    2.00  -77.72  117.60  -67.48   87.49
    3.00  -81.73  132.60  -69.09  101.05
    4.00  -83.16  147.60  -69.18  108.30
    5.00  -83.53  162.60  -68.76  113.36
    6.00  -83.19  177.60  -67.94  117.82
    7.00  -82.66  192.60  -67.24  122.75
    8.00  -82.73  207.60  -67.49  127.98
    9.00  -82.53  222.60  -67.78  133.32
   10.00  -82.25  237.60  -68.36  138.83
   11.00  -82.19  252.60  -69.46  143.96
   12.00  -82.29  267.60  -70.98  148.37
   13.00  -82.08  282.60  -72.56  153.02
   14.00  -81.88  297.60  -74.41  157.07
   15.00  -81.67  312.60  -76.51  160.13
   16.00  -81.46  327.60  -78.77  161.44
   17.00  -81.25  342.60  -81.09  159.51
   18.00  -81.99  357.60  -82.47  145.39
   19.00  -82.14   12.60  -83.17  128.50
   20.00  -81.52   27.60  -83.37  108.12
   21.00  -80.20   42.60  -82.38   85.22
   22.00  -78.13   57.60  -79.50   67.90
   23.00  -76.91   72.60  -75.57   66.21
</PRE>


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