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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>
06 Oct 1997 13:34:36 yearsecs  24068076
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.76  225.28  -50.93  144.02
    1.00  -65.00  240.28  -52.81  154.32
    2.00  -66.03  255.28  -55.78  164.18
    3.00  -67.09  270.28  -59.08  173.80
    4.00  -66.96  285.28  -61.74  184.60
    5.00  -67.97  300.28  -65.82  194.12
    6.00  -68.34  315.28  -69.72  205.12
    7.00  -69.29  330.28  -74.26  216.29
    8.00  -70.96  345.28  -79.34  227.23
    9.00  -70.45    0.28  -82.43  255.48
   10.00  -69.61   15.28  -83.25  303.22
   11.00  -68.92   30.28  -80.70  345.59
   12.00  -68.55   45.28  -76.59   10.80
   13.00  -68.49   60.28  -72.35   28.06
   14.00  -68.73   75.28  -68.53   42.33
   15.00  -69.26   90.28  -65.29   55.30
   16.00  -69.80  105.28  -62.47   66.91
   17.00  -69.79  120.28  -59.67   76.83
   18.00  -69.83  135.28  -57.53   86.38
   19.00  -69.03  150.28  -55.14   95.20
   20.00  -68.04  165.28  -53.08  104.33
   21.00  -67.30  180.28  -51.73  113.89
   22.00  -66.74  195.28  -51.11  123.65
   23.00  -65.89  210.28  -50.84  133.60
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.25  225.28  -58.95  140.67
    1.00  -74.47  240.28  -61.45  148.25
    2.00  -75.36  255.28  -63.99  155.43
    3.00  -80.19  270.28  -69.82  154.16
    4.00  -81.56  285.28  -72.62  155.31
    5.00  -82.25  300.28  -74.90  156.11
    6.00  -81.55  315.28  -76.89  160.89
    7.00  -80.57  330.28  -79.26  166.27
    8.00  -80.51  345.28  -81.78  163.41
    9.00  -80.39    0.28  -84.02  152.35
   10.00  -80.07   15.28  -85.40  126.24
   11.00  -80.02   30.28  -84.41   95.79
   12.00  -80.15   45.28  -81.92   83.44
   13.00  -79.89   60.28  -79.11   78.53
   14.00  -79.63   75.28  -76.12   78.73
   15.00  -79.38   90.28  -73.19   81.53
   16.00  -79.12  105.28  -70.48   85.77
   17.00  -78.94  120.28  -68.13   91.03
   18.00  -80.01  135.28  -67.32   98.86
   19.00  -80.32  150.28  -66.33  105.18
   20.00  -79.68  165.28  -64.80  110.71
   21.00  -78.11  180.28  -62.68  116.62
   22.00  -75.66  195.28  -60.06  123.72
   23.00  -74.24  210.28  -59.00  131.94
</PRE>


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