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    <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>
19 Feb 1997 22:51:12 yearsecs   4315872
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.31   94.17  -61.40   53.20
    1.00  -66.34  109.17  -58.22   64.86
    2.00  -67.10  124.17  -56.31   76.46
    3.00  -67.85  139.17  -55.06   87.19
    4.00  -67.41  154.17  -53.18   96.75
    5.00  -68.01  169.17  -52.85  106.84
    6.00  -67.88  184.17  -52.24  116.52
    7.00  -68.18  199.17  -52.61  126.15
    8.00  -69.22  214.17  -54.29  135.46
    9.00  -69.58  229.17  -55.82  144.73
   10.00  -69.43  244.17  -57.32  154.32
   11.00  -69.16  259.17  -59.12  164.27
   12.00  -69.13  274.17  -61.53  174.24
   13.00  -69.34  289.17  -64.56  184.09
   14.00  -69.78  304.17  -68.20  193.78
   15.00  -70.46  319.17  -72.34  203.50
   16.00  -71.10  334.17  -76.60  214.51
   17.00  -71.22  349.17  -80.50  231.33
   18.00  -71.37    4.17  -84.00  260.89
   19.00  -70.71   19.17  -84.31  317.51
   20.00  -69.88   34.17  -80.83  357.01
   21.00  -69.08   49.17  -76.05   17.46
   22.00  -68.45   64.17  -71.23   31.74
   23.00  -67.52   79.17  -66.31   43.04
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.35   94.17  -66.34   62.16
    1.00  -72.46  109.17  -64.23   73.69
    2.00  -73.22  124.17  -62.40   83.52
    3.00  -78.57  139.17  -65.62   98.27
    4.00  -80.41  154.17  -66.15  106.83
    5.00  -80.80  169.17  -65.76  113.16
    6.00  -80.13  184.17  -64.68  118.99
    7.00  -79.13  199.17  -63.64  125.45
    8.00  -79.19  214.17  -64.10  132.15
    9.00  -79.11  229.17  -64.85  138.87
   10.00  -78.94  244.17  -65.91  145.67
   11.00  -79.01  259.17  -67.56  152.05
   12.00  -79.27  274.17  -69.68  157.66
   13.00  -79.10  289.17  -71.80  163.77
   14.00  -78.93  304.17  -74.24  169.47
   15.00  -78.75  319.17  -76.97  174.47
   16.00  -78.57  334.17  -79.94  178.12
   17.00  -78.39  349.17  -83.06  178.56
   18.00  -79.45    4.17  -85.23  153.90
   19.00  -79.72   19.17  -85.71  116.37
   20.00  -78.95   34.17  -84.49   81.38
   21.00  -77.18   49.17  -81.35   60.24
   22.00  -74.40   64.17  -76.24   51.39
   23.00  -72.65   79.17  -71.08   55.21
</PRE>


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