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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>
21 Aug 1997 00:45:20 yearsecs  20047520
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.33   59.44  -65.53   14.88
    1.00  -63.52   74.44  -63.08   31.56
    2.00  -64.32   89.44  -60.37   46.21
    3.00  -65.11  104.44  -57.90   59.66
    4.00  -64.81  119.44  -54.73   70.78
    5.00  -65.63  134.44  -53.35   82.25
    6.00  -66.20  149.44  -52.34   92.90
    7.00  -66.39  164.44  -51.45  103.10
    8.00  -67.20  179.44  -51.65  113.32
    9.00  -66.94  194.44  -51.29  123.10
   10.00  -66.34  209.44  -51.22  132.98
   11.00  -66.08  224.44  -52.10  143.01
   12.00  -66.08  239.44  -53.70  153.18
   13.00  -66.31  254.44  -55.90  163.39
   14.00  -66.78  269.44  -58.67  173.51
   15.00  -67.47  284.44  -62.02  183.36
   16.00  -68.40  299.44  -65.99  192.81
   17.00  -69.44  314.44  -70.39  202.14
   18.00  -69.32  329.44  -74.07  215.39
   19.00  -68.67  344.44  -77.33  234.37
   20.00  -67.45  359.45  -79.46  263.81
   21.00  -65.85   14.44  -79.08  302.59
   22.00  -64.21   29.44  -75.52  335.82
   23.00  -62.80   44.44  -70.20  357.98
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.33   59.44  -71.37   24.31
    1.00  -68.60   74.44  -68.62   41.33
    2.00  -69.75   89.44  -65.96   55.62
    3.00  -72.84  104.44  -65.50   71.52
    4.00  -75.46  119.44  -65.22   84.30
    5.00  -76.82  134.44  -64.48   93.71
    6.00  -76.43  149.44  -62.62  100.55
    7.00  -76.51  164.44  -61.66  108.11
    8.00  -77.19  179.44  -61.76  115.91
    9.00  -76.75  194.44  -61.15  123.29
   10.00  -76.85  209.44  -61.58  130.78
   11.00  -76.52  224.44  -62.03  138.45
   12.00  -76.31  239.44  -63.07  146.20
   13.00  -76.03  254.44  -64.47  154.16
   14.00  -76.09  269.44  -66.57  161.69
   15.00  -75.65  284.44  -68.67  170.06
   16.00  -75.67  299.44  -71.51  177.53
   17.00  -74.48  314.44  -73.96  188.88
   18.00  -74.35  329.44  -77.43  198.27
   19.00  -74.35  344.44  -81.19  208.71
   20.00  -73.27  359.45  -84.47  235.29
   21.00  -70.85   14.44  -84.59  299.17
   22.00  -69.21   29.44  -81.18  344.46
   23.00  -67.80   44.44  -76.03    7.54
</PRE>


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