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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>
19 Mar 1997 12:07:01 yearsecs   6696421
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.80  251.70  -49.52  165.43
    1.00  -61.05  266.70  -53.07  176.24
    2.00  -61.83  281.70  -56.47  187.39
    3.00  -67.67  296.70  -64.75  191.95
    4.00  -67.35  311.70  -68.01  204.06
    5.00  -68.11  326.70  -72.41  215.74
    6.00  -68.20  341.70  -76.26  232.11
    7.00  -68.77  356.70  -80.19  254.26
    8.00  -69.30   11.70  -82.81  291.74
    9.00  -69.43   26.70  -81.94  338.26
   10.00  -69.06   41.70  -78.08    7.19
   11.00  -68.73   56.70  -73.59   25.00
   12.00  -68.66   71.70  -69.40   39.09
   13.00  -68.83   86.70  -65.74   51.73
   14.00  -69.25  101.70  -62.69   63.56
   15.00  -69.91  116.70  -60.40   74.66
   16.00  -70.42  131.70  -58.58   84.71
   17.00  -70.26  146.70  -56.71   93.81
   18.00  -70.78  161.70  -56.06  103.32
   19.00  -70.11  176.70  -54.66  112.27
   20.00  -69.31  191.70  -53.63  121.45
   21.00  -68.16  206.70  -52.85  130.94
   22.00  -64.31  221.70  -50.17  141.69
   23.00  -61.79  236.70  -49.38  153.23
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.80  251.70  -54.14  162.49
    1.00  -66.05  266.70  -57.57  172.23
    2.00  -66.83  281.70  -60.92  182.18
    3.00  -74.02  296.70  -69.81  180.14
    4.00  -76.41  311.70  -74.46  181.13
    5.00  -76.71  326.70  -77.86  186.28
    6.00  -76.08  341.70  -81.15  195.87
    7.00  -74.91  356.70  -84.60  214.91
    8.00  -75.21   11.70  -88.64  239.47
    9.00  -75.40   26.70  -87.02   31.11
   10.00  -75.25   41.70  -82.81   41.95
   11.00  -75.47   56.70  -78.83   52.18
   12.00  -75.93   71.70  -75.26   61.83
   13.00  -75.81   86.70  -71.69   68.72
   14.00  -75.69  101.70  -68.49   75.83
   15.00  -75.56  116.70  -65.74   83.08
   16.00  -75.42  131.70  -63.48   90.47
   17.00  -75.26  146.70  -61.70   98.02
   18.00  -76.50  161.70  -61.80  106.72
   19.00  -76.73  176.70  -61.37  114.38
   20.00  -75.62  191.70  -60.00  121.84
   21.00  -73.16  206.70  -57.78  130.18
   22.00  -69.31  221.70  -54.91  140.15
   23.00  -66.79  236.70  -54.02  150.95
</PRE>


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