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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 20:32:04 yearsecs  26857924
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.28  121.83  -48.46   67.68
    1.00  -59.91  136.83  -47.09   80.00
    2.00  -60.54  151.83  -46.32   91.63
    3.00  -61.16  166.83  -46.02  102.94
    4.00  -60.44  181.83  -44.81  113.74
    5.00  -61.42  196.83  -45.88  124.65
    6.00  -62.67  211.83  -47.83  135.17
    7.00  -63.38  226.83  -49.78  145.55
    8.00  -63.84  241.83  -51.94  156.00
    9.00  -63.21  256.83  -53.46  167.26
   10.00  -62.80  271.83  -55.54  178.85
   11.00  -62.61  286.83  -58.18  190.70
   12.00  -62.64  301.83  -61.47  202.84
   13.00  -62.90  316.83  -65.37  215.74
   14.00  -63.39  331.83  -69.58  230.44
   15.00  -64.10  346.83  -73.76  248.72
   16.00  -65.03    1.83  -77.39  273.83
   17.00  -66.19   16.83  -79.39  308.57
   18.00  -66.21   31.83  -77.36  343.02
   19.00  -65.43   46.83  -72.73    5.45
   20.00  -63.83   61.83  -66.74   19.79
   21.00  -62.71   76.83  -61.52   32.49
   22.00  -61.09   91.83  -56.15   43.79
   23.00  -59.95  106.83  -51.81   55.64
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.86  121.83  -62.41   81.69
    1.00  -73.52  136.83  -61.02   90.95
    2.00  -74.37  151.83  -60.37   99.97
    3.00  -75.01  166.83  -60.02  108.48
    4.00  -76.59  181.83  -61.09  116.92
    5.00  -77.68  196.83  -62.12  124.45
    6.00  -77.79  211.83  -62.60  131.64
    7.00  -77.27  226.83  -62.91  139.16
    8.00  -77.61  241.83  -64.49  146.11
    9.00  -77.71  256.83  -66.20  153.05
   10.00  -77.42  271.83  -67.97  160.47
   11.00  -77.07  286.83  -70.10  168.05
   12.00  -76.78  301.83  -72.67  175.54
   13.00  -76.66  316.83  -75.68  182.45
   14.00  -76.51  331.83  -78.96  189.27
   15.00  -76.08  346.83  -82.41  198.00
   16.00  -76.02    1.83  -86.21  203.87
   17.00  -75.21   16.83  -89.34  323.03
   18.00  -74.98   31.83  -85.45   30.64
   19.00  -75.08   46.83  -81.32   44.05
   20.00  -74.64   61.83  -77.01   50.99
   21.00  -73.45   76.83  -72.30   56.00
   22.00  -73.40   91.83  -68.67   65.13
   23.00  -72.46  106.83  -64.68   72.28
</PRE>


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