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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>
01 May 1997 15:15:33 yearsecs  10422933
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.47  207.92  -45.44  132.67
    1.00  -61.75  222.92  -47.85  143.25
    2.00  -62.64  237.92  -50.33  153.75
    3.00  -67.12  252.92  -56.41  161.75
    4.00  -66.68  267.92  -58.32  172.53
    5.00  -67.30  282.92  -61.57  182.49
    6.00  -67.16  297.92  -64.59  193.61
    7.00  -67.36  312.92  -68.31  205.06
    8.00  -68.49  327.92  -73.03  216.04
    9.00  -68.30  342.92  -76.65  233.42
   10.00  -68.13  357.92  -79.84  258.76
   11.00  -67.96   12.92  -81.40  297.10
   12.00  -68.03   27.92  -80.19  338.03
   13.00  -68.33   42.92  -77.00    6.80
   14.00  -68.86   57.92  -73.38   26.64
   15.00  -69.62   72.92  -70.01   42.45
   16.00  -69.87   87.92  -66.44   54.75
   17.00  -69.70  102.92  -62.87   65.14
   18.00  -70.82  117.92  -61.08   76.62
   19.00  -70.22  132.92  -58.22   85.27
   20.00  -69.37  147.92  -55.70   93.93
   21.00  -67.93  162.92  -53.10  102.74
   22.00  -64.45  177.92  -48.93  111.71
   23.00  -62.14  192.92  -46.50  121.89
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.47  207.92  -50.30  132.08
    1.00  -66.75  222.92  -52.58  141.78
    2.00  -67.64  237.92  -54.95  151.33
    3.00  -74.30  252.92  -62.77  155.36
    4.00  -76.75  267.92  -66.87  159.83
    5.00  -77.13  282.92  -69.48  166.16
    6.00  -76.06  297.92  -71.46  175.76
    7.00  -74.60  312.92  -73.69  187.66
    8.00  -74.33  327.92  -77.05  197.38
    9.00  -74.42  342.92  -80.83  207.11
   10.00  -74.54  357.92  -84.78  220.23
   11.00  -74.75   12.92  -88.56  264.79
   12.00  -75.22   27.92  -86.63   29.44
   13.00  -75.10   42.92  -82.41   41.57
   14.00  -75.04   57.92  -78.28   50.57
   15.00  -74.89   72.92  -74.31   58.46
   16.00  -74.87   87.92  -70.73   66.66
   17.00  -74.70  102.92  -67.43   74.31
   18.00  -75.98  117.92  -65.92   84.42
   19.00  -76.22  132.92  -64.09   92.16
   20.00  -75.25  147.92  -61.58   98.65
   21.00  -72.93  162.92  -58.14  105.18
   22.00  -69.45  177.92  -53.96  112.86
   23.00  -67.14  192.92  -51.47  122.12
</PRE>


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