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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>
25 Feb 1997 23:19:08 yearsecs   4835948
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.96   86.68  -61.73   44.85
    1.00  -64.75  101.68  -58.10   56.98
    2.00  -65.79  116.68  -56.24   69.77
    3.00  -66.84  131.68  -54.95   81.35
    4.00  -66.61  146.68  -53.01   91.29
    5.00  -67.46  161.68  -52.71  101.72
    6.00  -67.51  176.68  -52.04  111.58
    7.00  -67.43  191.68  -51.75  121.33
    8.00  -68.15  206.68  -52.84  130.93
    9.00  -67.94  221.68  -53.61  140.59
   10.00  -67.58  236.68  -54.75  150.54
   11.00  -67.39  251.68  -56.47  160.71
   12.00  -67.42  266.68  -58.78  170.96
   13.00  -67.68  281.68  -61.66  181.14
   14.00  -68.16  296.68  -65.17  191.17
   15.00  -68.87  311.68  -69.26  201.17
   16.00  -69.75  326.68  -73.70  211.65
   17.00  -70.55  341.68  -78.12  224.47
   18.00  -70.37  356.68  -81.61  248.03
   19.00  -69.83   11.68  -83.39  290.74
   20.00  -68.85   26.68  -81.31  336.79
   21.00  -67.89   41.68  -76.86    3.74
   22.00  -67.01   56.68  -71.79   20.62
   23.00  -65.74   71.68  -66.34   32.90
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.96   86.68  -66.83   54.03
    1.00  -71.02  101.68  -64.39   66.52
    2.00  -71.98  116.68  -62.42   77.45
    3.00  -76.60  131.68  -64.59   92.08
    4.00  -78.84  146.68  -65.19  101.88
    5.00  -79.17  161.68  -64.47  108.75
    6.00  -78.43  176.68  -63.10  115.06
    7.00  -77.73  191.68  -62.15  121.97
    8.00  -78.06  206.68  -62.71  129.11
    9.00  -77.75  221.68  -63.05  136.37
   10.00  -78.00  236.68  -64.37  143.29
   11.00  -77.79  251.68  -65.67  150.54
   12.00  -77.96  266.68  -67.67  157.14
   13.00  -77.73  281.68  -69.71  164.25
   14.00  -77.71  296.68  -72.25  170.64
   15.00  -77.43  311.68  -74.97  177.48
   16.00  -77.62  326.68  -78.17  181.84
   17.00  -77.35  341.68  -81.42  187.12
   18.00  -77.84  356.68  -84.77  180.60
   19.00  -77.54   11.68  -87.81  153.06
   20.00  -76.52   26.68  -87.09   55.35
   21.00  -74.55   41.68  -82.50   36.21
   22.00  -72.37   56.68  -76.86   37.33
   23.00  -70.74   71.68  -71.38   44.39
</PRE>


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