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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>
08 Jul 1997 11:34:29 yearsecs  16284869
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.48  260.70  -52.48  171.32
    1.00  -62.61  275.70  -56.06  181.98
    2.00  -63.40  290.70  -59.70  192.91
    3.00  -67.55  305.70  -66.73  198.93
    4.00  -67.16  320.70  -70.10  212.18
    5.00  -67.81  335.70  -74.45  225.88
    6.00  -67.75  350.70  -78.00  246.53
    7.00  -67.84    5.70  -80.76  277.50
    8.00  -68.74   20.70  -82.00  320.12
    9.00  -68.92   35.70  -79.47  356.67
   10.00  -68.67   50.70  -75.21   18.07
   11.00  -68.48   65.70  -70.84   33.26
   12.00  -68.51   80.70  -66.92   46.33
   13.00  -68.77   95.70  -63.55   58.44
   14.00  -69.26  110.70  -60.86   69.80
   15.00  -69.96  125.70  -58.98   80.48
   16.00  -70.71  140.70  -57.78   90.49
   17.00  -71.06  155.70  -56.75   99.84
   18.00  -71.11  170.70  -55.90  108.93
   19.00  -70.51  185.70  -54.86  117.88
   20.00  -69.64  200.70  -54.10  127.04
   21.00  -68.62  215.70  -53.80  136.57
   22.00  -65.34  230.70  -52.02  147.53
   23.00  -63.09  245.70  -51.75  159.18
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.48  260.70  -56.99  167.62
    1.00  -67.61  275.70  -60.49  177.03
    2.00  -68.40  290.70  -64.09  186.53
    3.00  -74.66  305.70  -72.14  183.51
    4.00  -77.00  320.70  -76.66  182.65
    5.00  -77.07  335.70  -80.01  187.51
    6.00  -76.85  350.70  -83.48  192.36
    7.00  -75.94    5.70  -87.22  206.11
    8.00  -76.33   20.70  -88.65   62.34
    9.00  -76.40   35.70  -84.73   51.04
   10.00  -76.42   50.70  -80.78   55.23
   11.00  -76.50   65.70  -77.02   61.56
   12.00  -76.86   80.70  -73.70   69.36
   13.00  -76.71   95.70  -70.45   75.50
   14.00  -76.64  110.70  -67.66   82.22
   15.00  -76.47  125.70  -65.23   89.01
   16.00  -76.46  140.70  -63.46   96.27
   17.00  -76.19  155.70  -61.89  103.47
   18.00  -77.10  170.70  -61.95  111.56
   19.00  -77.09  185.70  -61.54  118.97
   20.00  -75.96  200.70  -60.43  126.52
   21.00  -73.62  215.70  -58.65  135.12
   22.00  -70.34  230.70  -56.67  145.32
   23.00  -68.09  245.70  -56.30  156.21
</PRE>


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