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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>
24 Mar 1997 11:05:30 yearsecs   7124730
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.20  266.71  -51.36  177.54
    1.00  -60.28  281.71  -55.05  188.78
    2.00  -61.32  296.71  -59.09  200.08
    3.00  -62.33  311.71  -63.56  211.81
    4.00  -62.98  326.71  -67.93  225.47
    5.00  -64.20  341.71  -72.70  241.25
    6.00  -64.81  356.71  -76.39  264.01
    7.00  -65.07   11.71  -78.21  296.32
    8.00  -65.58   26.71  -77.62  331.71
    9.00  -64.94   41.71  -73.52  357.46
   10.00  -64.53   56.71  -68.96   15.57
   11.00  -64.34   71.71  -64.73   30.37
   12.00  -64.37   86.71  -61.07   43.93
   13.00  -64.63  101.71  -57.97   56.85
   14.00  -65.11  116.71  -55.52   69.06
   15.00  -65.82  131.71  -53.90   80.50
   16.00  -66.67  146.71  -53.07   91.35
   17.00  -64.96  161.71  -50.17  100.66
   18.00  -64.78  176.71  -49.29  110.95
   19.00  -65.44  191.71  -49.77  121.23
   20.00  -64.51  206.71  -49.30  131.38
   21.00  -61.86  221.71  -47.85  142.35
   22.00  -60.87  236.71  -48.51  153.62
   23.00  -59.38  251.71  -49.13  165.66
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.20  266.71  -55.92  173.83
    1.00  -65.28  281.71  -59.56  183.94
    2.00  -66.32  296.71  -63.59  193.92
    3.00  -67.33  311.71  -67.99  204.11
    4.00  -70.58  326.71  -74.33  209.39
    5.00  -71.82  341.71  -79.02  219.39
    6.00  -70.94  356.71  -82.09  245.38
    7.00  -70.41   11.71  -84.01  289.65
    8.00  -71.97   26.71  -84.55  348.73
    9.00  -71.97   41.71  -80.77   19.33
   10.00  -72.19   56.71  -76.71   36.64
   11.00  -72.11   71.71  -72.56   48.39
   12.00  -71.85   86.71  -68.54   58.23
   13.00  -71.87  101.71  -65.17   68.06
   14.00  -72.13  116.71  -62.55   77.68
   15.00  -71.71  131.71  -59.86   86.06
   16.00  -71.67  146.71  -58.13   94.90
   17.00  -69.96  161.71  -55.23  102.92
   18.00  -69.78  176.71  -54.32  112.19
   19.00  -70.44  191.71  -54.76  121.53
   20.00  -69.51  206.71  -54.18  130.77
   21.00  -66.86  221.71  -52.59  140.95
   22.00  -65.87  236.71  -53.18  151.41
   23.00  -64.38  251.71  -53.77  162.77
</PRE>


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