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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>
14 May 1997 14:16:39 yearsecs  11542599
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.98  223.24  -50.00  142.85
    1.00  -65.21  238.24  -52.75  152.79
    2.00  -66.03  253.24  -55.48  162.75
    3.00  -68.35  268.24  -59.84  171.10
    4.00  -68.03  283.24  -62.26  181.80
    5.00  -68.72  298.24  -65.99  191.40
    6.00  -68.72  313.24  -69.52  202.70
    7.00  -69.11  328.24  -73.60  214.79
    8.00  -69.90  343.24  -78.02  228.74
    9.00  -70.44  358.24  -82.00  250.96
   10.00  -70.06   13.24  -83.71  295.72
   11.00  -69.71   28.24  -81.95  343.06
   12.00  -69.60   43.24  -78.20   11.26
   13.00  -69.72   58.24  -74.13   29.45
   14.00  -70.09   73.24  -70.37   43.90
   15.00  -70.69   88.24  -67.13   56.70
   16.00  -71.28  103.24  -64.31   67.99
   17.00  -71.35  118.24  -61.54   77.52
   18.00  -71.45  133.24  -59.41   86.70
   19.00  -70.76  148.24  -57.08   95.12
   20.00  -69.90  163.24  -55.07  103.84
   21.00  -69.17  178.24  -53.66  112.99
   22.00  -67.48  193.24  -51.81  122.34
   23.00  -65.49  208.24  -50.33  132.30
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.98  223.24  -54.73  141.23
    1.00  -70.21  238.24  -57.33  150.07
    2.00  -71.03  253.24  -59.93  158.78
    3.00  -77.06  268.24  -67.17  159.45
    4.00  -79.13  283.24  -70.89  161.51
    5.00  -79.55  298.24  -73.52  165.45
    6.00  -78.79  313.24  -75.85  172.73
    7.00  -77.67  328.24  -78.52  182.05
    8.00  -77.78  343.24  -81.81  184.15
    9.00  -77.76  358.24  -85.13  180.50
   10.00  -77.51   13.24  -88.01  144.51
   11.00  -77.60   28.24  -86.35   72.83
   12.00  -77.91   43.24  -82.84   65.99
   13.00  -77.73   58.24  -79.26   65.62
   14.00  -77.55   73.24  -75.73   69.12
   15.00  -77.37   88.24  -72.41   74.19
   16.00  -77.19  103.24  -69.39   80.07
   17.00  -77.00  118.24  -66.77   86.41
   18.00  -78.20  133.24  -65.90   95.15
   19.00  -78.52  148.24  -64.75  102.18
   20.00  -77.66  163.24  -62.88  108.30
   21.00  -75.64  178.24  -60.21  114.79
   22.00  -72.48  193.24  -56.82  122.53
   23.00  -70.49  208.24  -55.21  131.55
</PRE>


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