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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>
13 Jun 1997 11:33:34 yearsecs  14124814
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -58.14  259.81  -49.22  172.70
    1.00  -59.57  274.81  -53.12  183.77
    2.00  -60.50  289.81  -56.86  195.20
    3.00  -68.21  304.81  -67.07  197.12
    4.00  -67.88  319.81  -70.47  209.93
    5.00  -68.53  334.81  -74.82  223.01
    6.00  -68.42  349.81  -78.38  243.10
    7.00  -68.61    4.81  -81.44  273.34
    8.00  -69.43   19.81  -82.85  318.13
    9.00  -69.56   34.81  -80.35  357.07
   10.00  -69.35   49.81  -76.13   19.07
   11.00  -69.21   64.81  -71.81   34.30
   12.00  -69.17   79.81  -67.79   47.03
   13.00  -69.37   94.81  -64.34   58.84
   14.00  -69.70  109.81  -61.47   69.82
   15.00  -69.54  124.81  -58.69   79.45
   16.00  -69.39  139.81  -56.55   88.83
   17.00  -69.15  154.81  -54.90   98.15
   18.00  -70.49  169.81  -55.32  108.15
   19.00  -70.71  184.81  -55.07  117.37
   20.00  -69.57  199.81  -54.00  126.49
   21.00  -66.95  214.81  -52.14  136.39
   22.00  -62.85  229.81  -49.60  147.84
   23.00  -60.20  244.81  -48.93  159.98
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.14  259.81  -53.86  169.51
    1.00  -64.57  274.81  -57.65  179.52
    2.00  -65.50  289.81  -61.38  189.76
    3.00  -73.21  304.81  -70.95  186.77
    4.00  -75.87  319.81  -75.95  186.84
    5.00  -76.25  334.81  -79.56  191.89
    6.00  -75.56  349.81  -83.03  203.65
    7.00  -74.21    4.81  -86.38  236.81
    8.00  -74.43   19.81  -88.17  342.37
    9.00  -74.56   34.81  -84.43   29.27
   10.00  -74.35   49.81  -80.12   41.42
   11.00  -74.55   64.81  -76.17   52.41
   12.00  -75.01   79.81  -72.71   62.66
   13.00  -74.85   94.81  -69.21   70.31
   14.00  -74.70  109.81  -66.14   77.98
   15.00  -74.54  124.81  -63.57   85.69
   16.00  -74.39  139.81  -61.53   93.50
   17.00  -74.15  154.81  -59.92  101.42
   18.00  -75.49  169.81  -60.36  110.30
   19.00  -75.75  184.81  -60.18  118.25
   20.00  -74.57  199.81  -59.01  126.17
   21.00  -71.95  214.81  -56.97  135.13
   22.00  -67.85  229.81  -54.27  145.90
   23.00  -65.20  244.81  -53.57  157.37
</PRE>


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