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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>
02 Aug 1997 23:19:40 yearsecs  18487180
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.32   79.97  -64.84   41.41
    1.00  -66.25   94.97  -61.17   53.76
    2.00  -67.02  109.97  -58.76   66.32
    3.00  -67.78  124.97  -56.89   77.69
    4.00  -67.34  139.97  -54.44   87.32
    5.00  -67.93  154.97  -53.65   97.56
    6.00  -67.78  169.97  -52.57  107.28
    7.00  -67.98  184.97  -52.33  117.06
    8.00  -68.89  199.97  -53.34  126.63
    9.00  -69.22  214.97  -54.34  135.96
   10.00  -69.01  229.97  -55.36  145.49
   11.00  -68.82  244.97  -56.87  155.25
   12.00  -68.85  259.97  -58.97  165.08
   13.00  -69.11  274.97  -61.66  174.80
   14.00  -69.59  289.97  -64.94  184.24
   15.00  -70.30  304.97  -68.80  193.33
   16.00  -71.00  319.97  -72.94  202.72
   17.00  -71.22  334.97  -76.89  214.89
   18.00  -71.34  349.97  -80.78  231.94
   19.00  -70.72    4.97  -83.54  266.46
   20.00  -69.89   19.97  -83.34  319.19
   21.00  -69.09   34.97  -79.82  355.82
   22.00  -68.42   49.97  -75.15   16.48
   23.00  -67.50   64.97  -70.03   30.24
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.59   79.97  -70.83   55.57
    1.00  -73.65   94.97  -68.19   67.59
    2.00  -74.41  109.97  -65.86   77.54
    3.00  -79.29  124.97  -67.84   93.58
    4.00  -81.05  139.97  -67.83  102.33
    5.00  -81.42  154.97  -67.09  108.31
    6.00  -80.84  169.97  -65.77  113.50
    7.00  -80.14  184.97  -64.68  119.33
    8.00  -80.08  199.97  -64.63  125.69
    9.00  -80.04  214.97  -64.99  132.08
   10.00  -79.86  229.97  -65.62  138.56
   11.00  -79.86  244.97  -66.80  144.83
   12.00  -80.06  259.97  -68.50  150.53
   13.00  -79.87  274.97  -70.21  156.61
   14.00  -79.69  289.97  -72.27  162.34
   15.00  -79.50  304.97  -74.64  167.65
   16.00  -79.35  319.97  -77.29  171.88
   17.00  -79.14  334.97  -80.14  174.68
   18.00  -80.04  349.97  -82.73  164.40
   19.00  -80.22    4.97  -84.68  146.75
   20.00  -79.47   19.97  -85.93  113.46
   21.00  -77.80   34.97  -84.78   68.07
   22.00  -75.29   49.97  -80.55   47.34
   23.00  -73.71   64.97  -75.57   49.13
</PRE>


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