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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>
15 Dec 1997 14:33:08 yearsecs  30119588
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.80  207.11  -50.58  131.51
    1.00  -66.38  222.11  -52.17  141.36
    2.00  -67.12  237.11  -54.38  151.07
    3.00  -67.86  252.11  -56.95  160.66
    4.00  -67.40  267.11  -58.83  171.28
    5.00  -67.97  282.11  -62.00  181.08
    6.00  -67.81  297.11  -64.96  192.04
    7.00  -68.03  312.11  -68.68  203.15
    8.00  -69.00  327.11  -73.23  214.01
    9.00  -69.30  342.11  -77.26  229.34
   10.00  -69.13  357.11  -80.60  253.90
   11.00  -68.93   12.11  -82.44  293.59
   12.00  -68.97   27.11  -81.36  338.16
   13.00  -69.23   42.11  -78.14    8.36
   14.00  -69.71   57.11  -74.43   28.29
   15.00  -70.42   72.11  -70.97   43.86
   16.00  -71.10   87.11  -67.78   56.80
   17.00  -71.27  102.11  -64.54   67.25
   18.00  -71.42  117.11  -61.80   76.92
   19.00  -70.79  132.11  -58.90   85.34
   20.00  -69.97  147.11  -56.38   93.86
   21.00  -69.18  162.11  -54.42  102.79
   22.00  -68.53  177.11  -53.06  112.12
   23.00  -67.14  192.11  -51.47  121.60
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.80  207.11  -55.47  130.82
    1.00  -71.92  222.11  -57.43  139.43
    2.00  -72.68  237.11  -59.48  147.79
    3.00  -78.13  252.11  -66.01  150.28
    4.00  -80.03  267.11  -69.31  153.32
    5.00  -80.41  282.11  -71.54  157.72
    6.00  -79.69  297.11  -73.41  164.63
    7.00  -78.65  312.11  -75.59  172.96
    8.00  -78.69  327.11  -78.53  176.45
    9.00  -78.62  342.11  -81.58  177.96
   10.00  -78.50  357.11  -84.64  173.00
   11.00  -78.59   12.11  -86.84  140.30
   12.00  -78.87   27.11  -85.75   91.32
   13.00  -78.71   42.11  -82.97   73.39
   14.00  -78.55   57.11  -79.67   70.44
   15.00  -78.39   72.11  -76.33   72.43
   16.00  -78.24   87.11  -73.16   76.62
   17.00  -78.06  102.11  -70.24   81.78
   18.00  -79.13  117.11  -68.73   90.20
   19.00  -79.39  132.11  -67.10   96.59
   20.00  -78.61  147.11  -64.93  101.79
   21.00  -76.79  162.11  -62.06  107.13
   22.00  -73.94  177.11  -58.51  113.64
   23.00  -72.14  192.11  -56.47  121.87
</PRE>


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