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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>
17 Jun 1997 19:13:24 yearsecs  14498004
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.38  138.81  -53.60   85.82
    1.00  -66.35  153.81  -52.13   95.93
    2.00  -67.10  168.81  -51.95  106.28
    3.00  -67.84  183.81  -52.21  116.28
    4.00  -67.39  198.81  -51.82  125.94
    5.00  -67.97  213.81  -53.06  135.52
    6.00  -67.80  228.81  -54.12  145.26
    7.00  -68.02  243.81  -56.00  155.00
    8.00  -68.99  258.81  -58.92  164.18
    9.00  -69.31  273.81  -61.62  173.78
   10.00  -69.11  288.81  -64.29  184.18
   11.00  -68.91  303.81  -67.41  195.12
   12.00  -68.95  318.81  -71.08  206.77
   13.00  -69.20  333.81  -75.09  220.09
   14.00  -69.69  348.81  -79.22  237.21
   15.00  -70.39    3.81  -83.03  264.61
   16.00  -71.08   18.81  -84.74  316.63
   17.00  -71.26   33.81  -82.26    2.32
   18.00  -71.40   48.81  -78.30   25.44
   19.00  -70.78   63.81  -73.55   37.91
   20.00  -69.96   78.81  -68.80   48.02
   21.00  -69.16   93.81  -64.37   57.73
   22.00  -68.51  108.81  -60.49   67.46
   23.00  -67.59  123.81  -56.87   76.70
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.12  138.81  -59.40   90.65
    1.00  -73.19  153.81  -59.04  100.16
    2.00  -73.94  168.81  -58.84  109.02
    3.00  -79.01  183.81  -63.53  118.51
    4.00  -80.79  198.81  -65.34  125.12
    5.00  -81.17  213.81  -66.08  131.01
    6.00  -80.54  228.81  -66.19  137.46
    7.00  -79.62  243.81  -66.48  144.66
    8.00  -79.70  258.81  -68.08  150.71
    9.00  -79.67  273.81  -69.92  156.62
   10.00  -79.46  288.81  -71.95  162.63
   11.00  -79.51  303.81  -74.44  167.26
   12.00  -79.77  318.81  -77.17  169.70
   13.00  -79.59  333.81  -79.92  171.94
   14.00  -79.42  348.81  -82.75  170.00
   15.00  -79.23    3.81  -85.35  156.49
   16.00  -79.07   18.81  -86.40  115.49
   17.00  -78.88   33.81  -84.60   81.03
   18.00  -79.85   48.81  -81.36   79.92
   19.00  -80.06   63.81  -78.43   79.54
   20.00  -79.31   78.81  -75.32   78.13
   21.00  -77.60   93.81  -71.45   77.15
   22.00  -74.97  108.81  -66.56   77.97
   23.00  -73.33  123.81  -62.56   83.46
</PRE>


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