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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>
07 Nov 1997 15:31:02 yearsecs  26839862
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -56.65  193.18  -41.06  121.84
    1.00  -57.14  208.18  -42.20  133.22
    2.00  -57.60  223.18  -43.86  144.53
    3.00  -58.03  238.18  -45.96  155.87
    4.00  -58.46  253.18  -48.47  167.30
    5.00  -59.28  268.18  -51.69  178.65
    6.00  -61.27  283.18  -56.25  189.08
    7.00  -62.93  298.18  -60.90  199.47
    8.00  -62.61  313.18  -64.18  212.77
    9.00  -61.98  328.18  -67.36  228.55
   10.00  -61.59  343.18  -70.53  247.49
   11.00  -61.30  358.18  -73.03  271.78
   12.00  -61.25   13.18  -73.95  301.69
   13.00  -61.42   28.18  -72.41  331.39
   14.00  -61.79   43.18  -69.27  355.00
   15.00  -62.37   58.18  -65.92   13.60
   16.00  -63.14   73.18  -62.95   29.77
   17.00  -64.10   88.18  -60.42   44.79
   18.00  -64.03  103.18  -57.03   57.27
   19.00  -62.10  118.18  -52.09   67.19
   20.00  -60.87  133.18  -48.54   77.83
   21.00  -59.96  148.18  -46.01   88.63
   22.00  -58.32  163.18  -43.29   99.30
   23.00  -57.41  178.18  -41.81  110.51
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.49  193.18  -56.83  122.50
    1.00  -73.23  208.18  -57.91  131.00
    2.00  -73.94  223.18  -59.45  139.15
    3.00  -74.28  238.18  -61.06  147.24
    4.00  -74.88  253.18  -63.31  154.86
    5.00  -76.00  268.18  -66.31  161.19
    6.00  -76.22  283.18  -68.87  168.25
    7.00  -75.26  298.18  -70.98  177.96
    8.00  -75.24  313.18  -74.13  185.77
    9.00  -75.55  328.18  -77.72  192.30
   10.00  -75.12  343.18  -81.20  202.91
   11.00  -74.92  358.18  -85.00  216.36
   12.00  -74.87   13.18  -88.71  263.93
   13.00  -74.85   28.18  -86.41   23.56
   14.00  -75.02   43.18  -82.30   41.10
   15.00  -75.02   58.18  -78.20   50.64
   16.00  -75.52   73.18  -74.65   60.95
   17.00  -75.90   88.18  -71.43   69.70
   18.00  -75.71  103.18  -68.23   76.62
   19.00  -74.79  118.18  -64.80   82.56
   20.00  -74.34  133.18  -62.25   89.89
   21.00  -73.51  148.18  -59.83   97.25
   22.00  -73.48  163.18  -58.68  105.64
   23.00  -72.51  178.18  -57.04  113.82
</PRE>


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