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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>
01 Feb 1997 11:17:45 yearsecs   2719065
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -56.46  262.64  -48.08  175.95
    1.00  -57.83  277.64  -52.02  187.39
    2.00  -58.66  292.64  -55.74  199.31
    3.00  -66.79  307.64  -66.54  201.74
    4.00  -67.44  322.64  -70.82  213.40
    5.00  -68.55  337.64  -75.54  226.17
    6.00  -69.16  352.64  -79.67  245.37
    7.00  -68.04    7.64  -81.17  282.19
    8.00  -68.39   22.64  -81.40  325.23
    9.00  -68.62   37.64  -78.67  359.23
   10.00  -68.47   52.64  -74.46   19.79
   11.00  -68.06   67.64  -69.89   34.05
   12.00  -67.88   82.64  -65.80   46.64
   13.00  -67.98   97.64  -62.33   58.57
   14.00  -68.35  112.64  -59.59   69.92
   15.00  -68.88  127.64  -57.60   80.58
   16.00  -68.74  142.64  -55.59   90.12
   17.00  -68.47  157.64  -53.99   99.58
   18.00  -69.78  172.64  -54.47  109.65
   19.00  -69.17  187.64  -53.49  118.90
   20.00  -68.38  202.64  -52.91  128.34
   21.00  -66.02  217.64  -51.46  138.48
   22.00  -61.64  232.64  -48.77  150.33
   23.00  -58.76  247.64  -47.94  162.84
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.46  262.64  -52.77  172.82
    1.00  -62.83  277.64  -56.61  183.28
    2.00  -63.66  292.64  -60.34  194.15
    3.00  -71.79  307.64  -70.57  191.94
    4.00  -74.48  322.64  -75.86  193.62
    5.00  -74.59  337.64  -79.58  202.44
    6.00  -74.32  352.64  -83.30  216.28
    7.00  -73.04    7.64  -86.13  260.38
    8.00  -73.39   22.64  -86.70  344.82
    9.00  -73.62   37.64  -83.10   24.36
   10.00  -73.47   52.64  -78.78   38.86
   11.00  -73.73   67.64  -74.88   51.00
   12.00  -74.26   82.64  -71.50   61.98
   13.00  -74.14   97.64  -68.03   70.21
   14.00  -74.01  112.64  -65.02   78.29
   15.00  -73.88  127.64  -62.54   86.31
   16.00  -73.74  142.64  -60.60   94.39
   17.00  -73.47  157.64  -59.03  102.51
   18.00  -74.84  172.64  -59.58  111.51
   19.00  -75.09  187.64  -59.47  119.64
   20.00  -73.81  202.64  -58.31  127.80
   21.00  -71.02  217.64  -56.25  137.09
   22.00  -66.64  232.64  -53.44  148.30
   23.00  -63.76  247.64  -52.63  160.21
</PRE>


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