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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>
27 May 1997 13:20:08 yearsecs  12662408
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.55  236.24  -47.19  153.80
    1.00  -60.23  251.24  -49.86  164.85
    2.00  -60.90  266.24  -52.85  175.99
    3.00  -61.57  281.24  -56.15  187.25
    4.00  -60.62  296.24  -58.35  200.43
    5.00  -61.65  311.24  -62.81  212.27
    6.00  -62.79  326.24  -67.64  225.26
    7.00  -63.64  341.24  -72.07  241.62
    8.00  -63.81  356.24  -75.31  264.82
    9.00  -63.19   11.24  -76.13  296.52
   10.00  -62.79   26.24  -74.42  328.56
   11.00  -62.62   41.24  -70.82  353.35
   12.00  -62.67   56.24  -66.82   11.96
   13.00  -62.96   71.24  -63.22   27.63
   14.00  -63.46   86.24  -60.15   42.13
   15.00  -64.19  101.24  -57.60   55.89
   16.00  -65.14  116.24  -55.64   68.74
   17.00  -66.32  131.24  -54.48   80.60
   18.00  -66.31  146.24  -52.74   90.80
   19.00  -65.66  161.24  -50.91  100.63
   20.00  -64.08  176.24  -48.60  110.46
   21.00  -62.95  191.24  -47.29  120.75
   22.00  -61.36  206.24  -46.21  131.37
   23.00  -60.19  221.24  -46.19  142.44
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.21  236.24  -58.95  147.60
    1.00  -72.84  251.24  -61.26  155.90
    2.00  -73.71  266.24  -64.12  163.53
    3.00  -74.42  281.24  -67.16  170.78
    4.00  -76.25  296.24  -71.26  174.46
    5.00  -77.39  311.24  -74.86  177.46
    6.00  -77.54  326.24  -78.05  182.11
    7.00  -77.37  341.24  -81.33  186.86
    8.00  -77.46  356.24  -84.76  185.26
    9.00  -77.40   11.24  -87.87  157.68
   10.00  -77.13   26.24  -87.01   68.25
   11.00  -76.76   41.24  -83.31   55.51
   12.00  -76.45   56.24  -79.36   57.48
   13.00  -76.35   71.24  -75.60   63.30
   14.00  -76.19   86.24  -72.05   69.62
   15.00  -75.70  101.24  -68.59   75.63
   16.00  -75.58  116.24  -65.83   82.89
   17.00  -74.55  131.24  -62.70   89.11
   18.00  -74.36  146.24  -60.86   96.93
   19.00  -74.71  161.24  -60.03  105.30
   20.00  -74.24  176.24  -58.85  113.25
   21.00  -72.89  191.24  -57.23  121.40
   22.00  -72.78  206.24  -57.39  129.98
   23.00  -71.76  221.24  -57.21  138.98
</PRE>


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