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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 Apr 1997 17:17:09 yearsecs   9566229
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.15  172.09  -45.78  106.78
    1.00  -61.76  187.09  -46.09  117.72
    2.00  -62.39  202.09  -47.01  128.35
    3.00  -63.01  217.09  -48.54  138.80
    4.00  -62.34  232.09  -49.36  149.67
    5.00  -63.49  247.09  -52.31  159.97
    6.00  -64.26  262.09  -55.22  170.39
    7.00  -64.56  277.09  -58.06  181.24
    8.00  -65.15  292.09  -61.55  191.94
    9.00  -64.51  307.09  -64.41  204.79
   10.00  -64.11  322.09  -67.80  218.96
   11.00  -63.91  337.09  -71.34  235.81
   12.00  -63.94  352.09  -74.68  257.35
   13.00  -64.20    7.09  -77.05  286.41
   14.00  -64.68   22.09  -77.24  320.90
   15.00  -65.39   37.09  -75.21  351.05
   16.00  -66.32   52.09  -72.30   13.85
   17.00  -65.58   67.09  -67.37   28.25
   18.00  -65.47   82.09  -63.40   41.74
   19.00  -66.31   97.09  -60.74   55.53
   20.00  -65.34  112.09  -56.62   65.85
   21.00  -63.82  127.09  -52.48   75.52
   22.00  -62.85  142.09  -49.59   85.73
   23.00  -61.68  157.09  -47.11   96.01
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.29  172.09  -51.99  108.51
    1.00  -68.22  187.09  -52.55  118.45
    2.00  -69.23  202.09  -53.74  127.93
    3.00  -70.16  217.09  -55.38  137.02
    4.00  -72.87  232.09  -59.16  144.77
    5.00  -74.09  247.09  -61.86  152.34
    6.00  -73.60  262.09  -63.41  161.33
    7.00  -72.66  277.09  -65.02  171.34
    8.00  -73.45  292.09  -68.46  178.73
    9.00  -73.12  307.09  -71.40  188.39
   10.00  -72.76  322.09  -74.69  199.16
   11.00  -72.60  337.09  -78.34  211.48
   12.00  -72.36  352.09  -82.03  229.51
   13.00  -72.40    7.09  -85.47  263.65
   14.00  -72.55   22.09  -85.96  335.59
   15.00  -72.12   37.09  -82.16   13.19
   16.00  -72.09   52.09  -77.93   31.89
   17.00  -70.58   67.09  -72.48   40.16
   18.00  -70.47   82.09  -68.44   51.74
   19.00  -71.31   97.09  -65.65   64.02
   20.00  -70.76  112.09  -62.06   72.85
   21.00  -68.82  127.09  -57.62   80.16
   22.00  -68.43  142.09  -55.33   89.53
   23.00  -67.18  157.09  -52.73   98.56
</PRE>


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