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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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<BODY BGCOLOR="#FFFFFF">



<H2>Current OVATION Boundary Information</H2><BR>
<PRE>
30 Jul 1997 18:53:56 yearsecs  18212036
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.03  146.29  -51.43   90.04
    1.00  -64.76  161.29  -49.99  100.29
    2.00  -65.85  176.29  -50.39  110.91
    3.00  -66.94  191.29  -51.26  121.04
    4.00  -66.92  206.29  -51.62  130.83
    5.00  -68.08  221.29  -53.71  140.29
    6.00  -68.47  236.29  -55.52  149.82
    7.00  -68.61  251.29  -57.51  159.54
    8.00  -69.56  266.29  -60.58  168.54
    9.00  -69.64  281.29  -63.26  178.34
   10.00  -69.59  296.29  -66.28  188.58
   11.00  -68.70  311.29  -69.02  201.20
   12.00  -68.29  326.29  -72.45  214.94
   13.00  -68.19  341.29  -76.16  231.61
   14.00  -68.37  356.29  -79.75  254.73
   15.00  -68.82   11.29  -82.28  291.22
   16.00  -69.51   26.29  -82.09  337.38
   17.00  -70.27   41.29  -79.38   10.90
   18.00  -69.88   56.29  -74.82   27.96
   19.00  -69.02   71.29  -69.87   39.60
   20.00  -67.80   86.29  -64.81   49.43
   21.00  -67.04  101.29  -60.57   59.87
   22.00  -66.21  116.29  -56.74   69.95
   23.00  -65.49  131.29  -53.62   79.94
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.94  146.29  -58.44   94.87
    1.00  -73.08  161.29  -58.40  104.34
    2.00  -74.14  176.29  -58.74  113.24
    3.00  -77.36  191.29  -61.77  121.75
    4.00  -79.62  206.29  -64.28  128.51
    5.00  -80.16  221.29  -65.40  134.67
    6.00  -79.63  236.29  -65.86  141.46
    7.00  -79.18  251.29  -66.82  148.43
    8.00  -79.74  266.29  -69.00  153.59
    9.00  -79.52  281.29  -70.86  159.78
   10.00  -79.74  296.29  -73.29  164.23
   11.00  -79.53  311.29  -75.76  169.17
   12.00  -79.40  326.29  -78.49  172.60
   13.00  -79.08  341.29  -81.38  174.71
   14.00  -78.99  356.29  -84.28  168.85
   15.00  -78.53   11.29  -86.83  143.70
   16.00  -78.50   26.29  -86.16   89.11
   17.00  -77.71   41.29  -83.31   64.52
   18.00  -77.66   56.29  -79.71   64.82
   19.00  -77.27   71.29  -76.05   67.21
   20.00  -76.63   86.29  -72.34   71.04
   21.00  -74.83  101.29  -67.86   73.71
   22.00  -73.39  116.29  -63.82   79.31
   23.00  -72.25  131.29  -60.45   86.40
</PRE>


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