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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 20:06:25 yearsecs  12686785
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.43  124.48  -48.22   69.96
    1.00  -60.08  139.48  -46.97   82.13
    2.00  -60.72  154.48  -46.30   93.68
    3.00  -61.36  169.48  -46.10  104.94
    4.00  -60.59  184.48  -44.93  115.70
    5.00  -61.57  199.48  -46.11  126.54
    6.00  -62.79  214.48  -48.13  137.01
    7.00  -63.58  229.48  -50.25  147.35
    8.00  -63.96  244.48  -52.39  157.83
    9.00  -63.37  259.48  -54.01  169.12
   10.00  -62.90  274.48  -56.10  180.79
   11.00  -62.71  289.48  -58.82  192.69
   12.00  -62.75  304.48  -62.19  204.95
   13.00  -63.01  319.48  -66.13  218.12
   14.00  -63.49  334.48  -70.33  233.36
   15.00  -64.20  349.48  -74.41  252.64
   16.00  -65.13    4.48  -77.81  279.42
   17.00  -66.28   19.48  -79.34  315.32
   18.00  -66.29   34.48  -76.87  348.13
   19.00  -65.55   49.48  -72.14    9.07
   20.00  -63.95   64.48  -66.17   22.69
   21.00  -62.83   79.48  -61.03   35.12
   22.00  -61.23   94.48  -55.75   46.32
   23.00  -60.09  109.48  -51.46   58.06
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.59  124.48  -58.79   79.29
    1.00  -70.25  139.48  -57.45   89.35
    2.00  -71.14  154.48  -56.93   99.16
    3.00  -71.79  169.48  -56.64  108.47
    4.00  -73.63  184.48  -58.03  117.67
    5.00  -74.82  199.48  -59.26  125.98
    6.00  -74.79  214.48  -59.74  134.06
    7.00  -73.96  229.48  -59.96  142.64
    8.00  -74.33  244.48  -61.78  150.68
    9.00  -74.21  259.48  -63.56  159.11
   10.00  -73.79  274.48  -65.50  168.09
   11.00  -73.88  289.48  -68.27  176.38
   12.00  -73.77  304.48  -71.28  185.17
   13.00  -73.79  319.48  -74.71  194.11
   14.00  -73.73  334.48  -78.34  204.39
   15.00  -73.31  349.48  -81.95  220.19
   16.00  -73.32    4.48  -85.71  246.80
   17.00  -72.40   19.48  -86.12  322.78
   18.00  -72.23   34.48  -82.94    9.23
   19.00  -72.50   49.48  -78.99   31.17
   20.00  -72.02   64.48  -74.43   42.56
   21.00  -70.61   79.48  -69.22   50.10
   22.00  -70.50   94.48  -65.49   60.70
   23.00  -69.23  109.48  -61.07   68.94
</PRE>


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