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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 May 1997 01:43:56 yearsecs  12447836
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.43   43.18  -66.18  352.46
    1.00  -60.07   58.18  -62.93   10.41
    2.00  -60.71   73.18  -59.94   26.17
    3.00  -61.35   88.18  -57.26   40.87
    4.00  -60.58  103.18  -53.22   53.16
    5.00  -61.57  118.18  -51.52   66.69
    6.00  -62.79  133.18  -50.56   79.20
    7.00  -63.57  148.18  -49.75   90.52
    8.00  -63.95  163.18  -49.06  101.29
    9.00  -63.31  178.18  -47.78  111.65
   10.00  -62.90  193.18  -47.27  122.11
   11.00  -62.71  208.18  -47.64  132.60
   12.00  -62.75  223.18  -48.82  143.16
   13.00  -63.00  238.18  -50.70  153.78
   14.00  -63.49  253.18  -53.17  164.40
   15.00  -64.19  268.18  -56.16  174.93
   16.00  -65.13  283.18  -59.71  185.21
   17.00  -66.28  298.18  -63.89  195.11
   18.00  -66.29  313.18  -67.47  207.17
   19.00  -65.54  328.18  -70.61  222.63
   20.00  -63.95  343.18  -72.81  243.72
   21.00  -62.83  358.18  -74.61  269.87
   22.00  -61.22   13.18  -73.92  301.71
   23.00  -60.08   28.18  -70.76  330.72
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.82   43.18  -78.43   11.97
    1.00  -70.45   58.18  -74.82   31.68
    2.00  -71.31   73.18  -71.48   47.13
    3.00  -71.93   88.18  -68.26   59.40
    4.00  -73.72  103.18  -66.54   72.47
    5.00  -74.78  118.18  -64.79   82.54
    6.00  -75.08  133.18  -62.96   90.79
    7.00  -74.49  148.18  -60.81   98.10
    8.00  -75.08  163.18  -60.29  106.57
    9.00  -75.25  178.18  -59.82  114.63
   10.00  -75.04  193.18  -59.41  122.59
   11.00  -74.75  208.18  -59.42  130.67
   12.00  -74.50  223.18  -59.99  138.88
   13.00  -74.46  238.18  -61.24  147.10
   14.00  -74.38  253.18  -62.87  155.42
   15.00  -73.95  268.18  -64.62  164.30
   16.00  -73.94  283.18  -67.14  172.72
   17.00  -73.03  298.18  -69.39  183.21
   18.00  -72.76  313.18  -72.55  193.15
   19.00  -72.94  328.18  -76.30  202.94
   20.00  -72.37  343.18  -79.76  218.43
   21.00  -70.88  358.18  -82.36  248.73
   22.00  -70.70   13.18  -84.40  294.51
   23.00  -69.48   28.18  -81.72  342.20
</PRE>


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