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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>
30 Jul 1997 01:51:44 yearsecs  18150704
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.45   43.73  -66.06  353.16
    1.00  -60.72   58.73  -63.64   11.83
    2.00  -61.50   73.73  -60.80   27.79
    3.00  -67.80   88.73  -64.22   51.38
    4.00  -67.40  103.73  -60.41   62.22
    5.00  -68.05  118.73  -58.18   73.74
    6.00  -68.11  133.73  -55.99   83.83
    7.00  -68.21  148.73  -54.45   93.67
    8.00  -69.08  163.73  -54.21  103.77
    9.00  -69.36  178.73  -53.84  113.34
   10.00  -69.09  193.73  -53.43  122.71
   11.00  -68.85  208.73  -53.62  132.13
   12.00  -68.84  223.73  -54.63  141.59
   13.00  -69.06  238.73  -56.34  151.06
   14.00  -69.52  253.73  -58.65  160.40
   15.00  -70.21  268.73  -61.53  169.40
   16.00  -70.32  283.73  -64.30  178.98
   17.00  -70.10  298.73  -67.23  189.36
   18.00  -71.14  313.73  -71.52  197.70
   19.00  -70.50  328.73  -74.78  211.39
   20.00  -69.69  343.73  -77.98  230.07
   21.00  -67.94  358.73  -79.81  260.98
   22.00  -64.04   13.73  -77.07  301.70
   23.00  -61.48   28.73  -72.37  332.40
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.45   43.73  -72.40  359.50
    1.00  -65.72   58.73  -69.79   20.03
    2.00  -66.50   73.73  -66.63   36.23
    3.00  -73.79   88.73  -69.70   64.24
    4.00  -76.21  103.73  -68.53   78.01
    5.00  -76.39  118.73  -66.16   85.53
    6.00  -75.98  133.73  -63.76   92.23
    7.00  -74.80  148.73  -61.06   98.66
    8.00  -75.10  163.73  -60.28  106.87
    9.00  -75.28  178.73  -59.83  114.93
   10.00  -75.13  193.73  -59.50  122.89
   11.00  -75.36  208.73  -60.05  130.82
   12.00  -75.82  223.73  -61.30  138.49
   13.00  -75.70  238.73  -62.43  146.38
   14.00  -75.58  253.73  -63.99  154.34
   15.00  -75.45  268.73  -65.94  162.35
   16.00  -75.32  283.73  -68.30  170.38
   17.00  -75.10  298.73  -70.98  178.64
   18.00  -76.35  313.73  -74.86  182.24
   19.00  -76.58  328.73  -78.27  187.68
   20.00  -75.45  343.73  -81.45  201.10
   21.00  -72.94  358.73  -84.08  236.62
   22.00  -69.04   13.73  -82.60  298.53
   23.00  -66.48   28.73  -78.29  337.14
</PRE>


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