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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>
05 Oct 1997 13:44:52 yearsecs  23982292
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.10  223.03  -51.98  142.07
    1.00  -66.15  238.03  -53.60  152.18
    2.00  -66.95  253.03  -56.27  161.95
    3.00  -67.73  268.03  -59.27  171.59
    4.00  -67.34  283.03  -61.62  182.53
    5.00  -67.99  298.03  -65.32  192.44
    6.00  -67.92  313.03  -68.81  204.11
    7.00  -68.30  328.03  -72.91  216.60
    8.00  -69.36  343.03  -77.54  230.30
    9.00  -69.71  358.03  -81.31  253.62
   10.00  -69.36   13.03  -82.94  295.96
   11.00  -69.05   28.03  -81.29  340.65
   12.00  -68.99   43.03  -77.65    8.95
   13.00  -69.17   58.03  -73.65   27.64
   14.00  -69.60   73.03  -69.96   42.51
   15.00  -70.26   88.03  -66.78   55.65
   16.00  -70.91  103.03  -64.00   67.21
   17.00  -71.01  118.03  -61.25   76.94
   18.00  -71.15  133.03  -59.13   86.26
   19.00  -70.48  148.03  -56.81   94.79
   20.00  -69.63  163.03  -54.81  103.58
   21.00  -68.84  178.03  -53.34  112.78
   22.00  -68.22  193.03  -52.55  122.24
   23.00  -67.31  208.03  -52.09  131.92
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.01  223.03  -57.58  139.94
    1.00  -73.12  238.03  -59.98  148.02
    2.00  -73.89  253.03  -62.42  155.87
    3.00  -79.05  268.03  -68.69  155.67
    4.00  -80.84  283.03  -71.92  156.80
    5.00  -81.24  298.03  -74.24  159.52
    6.00  -80.63  313.03  -76.37  164.83
    7.00  -79.84  328.03  -78.86  170.40
    8.00  -79.76  343.03  -81.61  169.50
    9.00  -79.74  358.03  -84.16  160.11
   10.00  -79.51   13.03  -85.95  133.01
   11.00  -79.54   28.03  -85.09   95.65
   12.00  -79.76   43.03  -82.48   81.63
   13.00  -79.56   58.03  -79.55   76.65
   14.00  -79.37   73.03  -76.48   77.12
   15.00  -79.18   88.03  -73.50   80.16
   16.00  -78.98  103.03  -70.74   84.58
   17.00  -78.78  118.03  -68.31   89.82
   18.00  -79.79  133.03  -67.35   97.62
   19.00  -80.04  148.03  -66.22  103.92
   20.00  -79.29  163.03  -64.52  109.44
   21.00  -77.58  178.03  -62.18  115.36
   22.00  -74.89  193.03  -59.26  122.51
   23.00  -73.23  208.03  -57.91  130.92
</PRE>


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