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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>
05 Mar 1997 13:15:51 yearsecs   5490951
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.47  234.83  -51.67  150.75
    1.00  -64.04  249.83  -53.19  161.63
    2.00  -65.00  264.83  -56.33  171.79
    3.00  -65.97  279.83  -59.81  181.80
    4.00  -65.76  294.83  -62.69  193.25
    5.00  -66.79  309.83  -67.07  203.52
    6.00  -66.96  324.83  -70.98  216.46
    7.00  -66.81  339.83  -74.62  233.33
    8.00  -67.32  354.83  -78.47  254.97
    9.00  -67.07    9.83  -80.32  289.60
   10.00  -66.66   24.83  -79.15  328.66
   11.00  -66.47   39.83  -75.77  357.51
   12.00  -66.51   54.83  -71.75   17.43
   13.00  -66.76   69.83  -67.94   33.22
   14.00  -67.25   84.83  -64.60   47.23
   15.00  -67.96   99.83  -61.82   60.16
   16.00  -68.89  114.83  -59.72   72.11
   17.00  -69.89  129.83  -58.30   83.01
   18.00  -69.71  144.83  -56.35   92.24
   19.00  -69.15  159.83  -54.53  101.33
   20.00  -68.04  174.83  -52.64  110.52
   21.00  -67.02  189.83  -51.34  120.10
   22.00  -66.01  204.83  -50.67  129.97
   23.00  -65.11  219.83  -50.77  140.19
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.45  234.83  -59.04  146.61
    1.00  -73.49  249.83  -61.66  154.46
    2.00  -74.46  264.83  -64.54  161.73
    3.00  -77.56  279.83  -69.30  163.80
    4.00  -79.76  294.83  -73.07  163.70
    5.00  -80.00  309.83  -75.66  166.91
    6.00  -79.68  324.83  -78.25  170.95
    7.00  -79.15  339.83  -81.09  174.42
    8.00  -79.67  354.83  -83.70  163.94
    9.00  -79.39    9.83  -85.88  142.11
   10.00  -79.55   24.83  -85.46  102.04
   11.00  -79.28   39.83  -83.27   79.57
   12.00  -79.21   54.83  -80.21   74.57
   13.00  -78.96   69.83  -77.01   74.54
   14.00  -78.95   84.83  -73.99   78.39
   15.00  -78.60   99.83  -71.03   82.37
   16.00  -78.69  114.83  -68.69   88.35
   17.00  -78.05  129.83  -66.15   93.42
   18.00  -78.19  144.83  -64.72  100.27
   19.00  -78.08  159.83  -63.50  107.02
   20.00  -77.23  174.83  -61.93  113.65
   21.00  -75.41  189.83  -59.79  120.84
   22.00  -73.97  204.83  -58.53  128.99
   23.00  -72.82  219.83  -58.13  137.75
</PRE>


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