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    <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>
21 Jan 1997 11:50:19 yearsecs   1770619
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.36  252.64  -52.97  164.08
    1.00  -63.53  267.64  -55.48  175.08
    2.00  -64.23  282.64  -58.81  185.76
    3.00  -64.92  297.64  -62.57  196.54
    4.00  -64.67  312.64  -65.92  209.33
    5.00  -65.88  327.64  -70.77  221.44
    6.00  -66.16  342.64  -74.72  238.52
    7.00  -66.12  357.64  -77.85  263.23
    8.00  -66.73   12.64  -80.05  297.41
    9.00  -66.18   27.64  -78.14  334.41
   10.00  -65.76   42.64  -74.23    0.32
   11.00  -65.57   57.64  -69.92   18.58
   12.00  -65.61   72.64  -65.93   33.53
   13.00  -65.86   87.64  -62.47   47.14
   14.00  -66.35  102.64  -59.57   59.92
   15.00  -67.05  117.64  -57.36   71.86
   16.00  -67.99  132.64  -56.00   83.01
   17.00  -69.08  147.64  -55.43   93.56
   18.00  -69.04  162.64  -54.24  103.06
   19.00  -68.39  177.64  -52.90  112.42
   20.00  -67.15  192.64  -51.48  121.94
   21.00  -66.07  207.64  -50.87  131.83
   22.00  -64.96  222.64  -50.87  142.15
   23.00  -63.88  237.64  -51.45  153.00
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.16  252.64  -58.18  160.00
    1.00  -70.33  267.64  -61.46  168.57
    2.00  -71.34  282.64  -64.94  176.76
    3.00  -73.39  297.64  -69.54  182.10
    4.00  -75.82  312.64  -74.35  183.56
    5.00  -77.23  327.64  -78.25  184.10
    6.00  -76.62  342.64  -81.52  192.50
    7.00  -76.02  357.64  -85.13  202.64
    8.00  -77.06   12.64  -88.37  156.08
    9.00  -76.80   27.64  -86.79   59.93
   10.00  -77.01   42.64  -82.97   57.95
   11.00  -76.85   57.64  -79.15   60.31
   12.00  -76.63   72.64  -75.41   65.07
   13.00  -76.46   87.64  -71.94   71.13
   14.00  -76.63  102.64  -69.06   78.46
   15.00  -76.25  117.64  -66.20   84.77
   16.00  -76.23  132.64  -64.12   92.02
   17.00  -74.86  147.64  -61.22   98.14
   18.00  -74.69  162.64  -59.93  106.05
   19.00  -75.09  177.64  -59.66  114.29
   20.00  -74.23  192.64  -58.59  122.27
   21.00  -71.97  207.64  -56.64  130.94
   22.00  -70.70  222.64  -56.30  140.23
   23.00  -69.53  237.64  -56.64  150.10
</PRE>


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