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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>
19 Aug 1997 19:56:00 yearsecs  19943760
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.59  130.38  -49.67   76.22
    1.00  -63.28  145.38  -49.71   88.36
    2.00  -64.47  160.38  -49.75   99.54
    3.00  -68.07  175.38  -52.65  110.89
    4.00  -67.69  190.38  -52.01  120.51
    5.00  -68.36  205.38  -52.99  130.08
    6.00  -68.34  220.38  -53.88  139.63
    7.00  -68.81  235.38  -55.73  149.05
    8.00  -69.81  250.38  -58.45  158.02
    9.00  -69.96  265.38  -60.78  167.52
   10.00  -69.61  280.38  -63.07  177.78
   11.00  -69.31  295.38  -65.85  188.42
   12.00  -69.27  310.38  -69.26  199.37
   13.00  -69.49  325.38  -73.17  211.18
   14.00  -69.96  340.38  -77.34  225.05
   15.00  -70.68  355.38  -81.57  244.12
   16.00  -70.23   10.38  -83.72  285.48
   17.00  -69.70   25.38  -82.45  335.44
   18.00  -70.80   40.38  -80.12   11.74
   19.00  -70.73   55.38  -75.86   29.88
   20.00  -70.25   70.38  -71.28   41.99
   21.00  -68.17   85.38  -65.41   49.42
   22.00  -64.84  100.38  -58.48   56.06
   23.00  -62.92  115.38  -53.46   65.78
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.59  130.38  -54.88   80.25
    1.00  -68.28  145.38  -54.83   91.55
    2.00  -69.47  160.38  -54.82  101.84
    3.00  -76.17  175.38  -60.84  113.50
    4.00  -78.53  190.38  -62.97  121.43
    5.00  -79.10  205.38  -63.73  128.24
    6.00  -78.43  220.38  -63.65  135.37
    7.00  -77.35  235.38  -63.66  143.26
    8.00  -77.43  250.38  -65.21  150.40
    9.00  -77.30  265.38  -66.97  157.68
   10.00  -76.90  280.38  -68.90  165.49
   11.00  -76.82  295.38  -71.46  172.56
   12.00  -76.96  310.38  -74.48  178.64
   13.00  -76.56  325.38  -77.51  186.41
   14.00  -76.15  340.38  -80.86  194.85
   15.00  -75.70  355.38  -84.49  205.35
   16.00  -75.23   10.38  -88.31  232.80
   17.00  -74.70   25.38  -87.08   14.67
   18.00  -75.80   40.38  -83.35   46.16
   19.00  -75.73   55.38  -79.29   52.94
   20.00  -75.25   70.38  -75.17   58.45
   21.00  -73.17   85.38  -69.98   60.63
   22.00  -69.84  100.38  -63.54   63.61
   23.00  -67.92  115.38  -58.65   71.29
</PRE>


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