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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>
20 Feb 1997 14:12:13 yearsecs   4371133
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.16  220.31  -50.86  140.50
    1.00  -65.56  235.31  -52.74  150.60
    2.00  -66.46  250.31  -55.45  160.42
    3.00  -67.35  265.31  -58.49  170.08
    4.00  -67.00  280.31  -60.81  180.98
    5.00  -67.72  295.31  -64.49  190.86
    6.00  -67.65  310.31  -67.92  202.39
    7.00  -67.72  325.31  -71.74  215.29
    8.00  -68.36  340.31  -76.06  229.90
    9.00  -68.64  355.31  -79.79  252.00
   10.00  -68.35   10.31  -81.72  289.06
   11.00  -68.16   25.31  -80.77  331.92
   12.00  -68.20   40.31  -77.55    2.44
   13.00  -68.46   55.31  -73.70   22.75
   14.00  -68.94   70.31  -70.05   38.55
   15.00  -69.65   85.31  -66.87   52.33
   16.00  -70.43  100.31  -64.13   64.57
   17.00  -70.91  115.31  -61.62   75.10
   18.00  -70.90  130.31  -59.25   84.35
   19.00  -70.31  145.31  -56.90   92.99
   20.00  -69.41  160.31  -54.77  101.77
   21.00  -68.54  175.31  -53.12  110.97
   22.00  -67.77  190.31  -52.09  120.47
   23.00  -66.25  205.31  -50.93  130.26
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.16  220.31  -55.61  139.00
    1.00  -71.24  235.31  -57.97  147.64
    2.00  -72.09  250.31  -60.48  156.04
    3.00  -77.19  265.31  -66.86  157.84
    4.00  -79.27  280.31  -70.56  160.03
    5.00  -79.62  295.31  -73.07  164.32
    6.00  -78.86  310.31  -75.33  171.60
    7.00  -77.94  325.31  -77.97  179.89
    8.00  -78.07  340.31  -81.19  181.89
    9.00  -78.11  355.31  -84.41  178.58
   10.00  -78.15   10.31  -87.09  151.00
   11.00  -78.10   25.31  -86.62   86.54
   12.00  -78.34   40.31  -83.45   70.85
   13.00  -78.15   55.31  -80.03   67.74
   14.00  -78.07   70.31  -76.61   70.48
   15.00  -77.85   85.31  -73.30   74.64
   16.00  -77.88  100.31  -70.43   80.57
   17.00  -77.65  115.31  -67.77   86.37
   18.00  -78.45  130.31  -66.46   94.28
   19.00  -78.44  145.31  -64.92  100.79
   20.00  -77.52  160.31  -62.91  106.80
   21.00  -75.55  175.31  -60.21  113.22
   22.00  -73.00  190.31  -57.34  120.88
   23.00  -71.25  205.31  -55.84  129.67
</PRE>


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