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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>
07 Dec 1997 14:25:58 yearsecs  29427958
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.35  208.11  -50.19  132.23
    1.00  -64.70  223.11  -50.67  142.54
    2.00  -65.75  238.11  -53.24  152.43
    3.00  -66.81  253.11  -56.15  162.10
    4.00  -66.59  268.11  -58.28  172.74
    5.00  -67.45  283.11  -61.74  182.44
    6.00  -67.50  298.11  -64.93  193.24
    7.00  -67.41  313.11  -68.41  205.12
    8.00  -68.12  328.11  -72.78  217.09
    9.00  -67.90  343.11  -76.35  234.82
   10.00  -67.53  358.11  -79.30  260.81
   11.00  -67.34   13.11  -80.74  298.16
   12.00  -67.38   28.11  -79.43  337.24
   13.00  -67.64   43.11  -76.21    5.19
   14.00  -68.12   58.11  -72.57   24.85
   15.00  -68.83   73.11  -69.20   40.70
   16.00  -69.71   88.11  -66.25   54.57
   17.00  -70.53  103.11  -63.62   66.62
   18.00  -70.34  118.11  -60.58   76.12
   19.00  -69.80  133.11  -57.78   84.98
   20.00  -68.82  148.11  -55.12   93.67
   21.00  -67.85  163.11  -53.02  102.83
   22.00  -66.96  178.11  -51.45  112.39
   23.00  -66.14  193.11  -50.48  122.20
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.37  208.11  -57.05  131.13
    1.00  -73.37  223.11  -58.89  139.38
    2.00  -74.29  238.11  -61.07  147.19
    3.00  -78.35  253.11  -66.31  150.42
    4.00  -80.36  268.11  -69.68  152.99
    5.00  -80.69  283.11  -71.84  157.25
    6.00  -80.13  298.11  -73.77  163.46
    7.00  -79.61  313.11  -76.11  169.27
    8.00  -79.87  328.11  -78.87  170.20
    9.00  -79.76  343.11  -81.62  169.49
   10.00  -79.90  358.11  -84.08  158.74
   11.00  -79.64   13.11  -85.81  132.42
   12.00  -79.71   28.11  -84.94   96.88
   13.00  -79.44   43.11  -82.57   79.07
   14.00  -79.36   58.11  -79.53   75.44
   15.00  -79.06   73.11  -76.37   75.73
   16.00  -79.18   88.11  -73.49   80.20
   17.00  -78.89  103.11  -70.67   84.35
   18.00  -79.26  118.11  -68.69   90.86
   19.00  -78.93  133.11  -66.58   96.24
   20.00  -77.98  148.11  -64.24  101.52
   21.00  -76.20  163.11  -61.41  107.23
   22.00  -74.33  178.11  -58.88  114.31
   23.00  -72.96  193.11  -57.31  122.48
</PRE>


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