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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>
01 May 1997 13:32:14 yearsecs  10416734
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.36  232.62  -49.44  150.04
    1.00  -62.91  247.62  -51.84  160.68
    2.00  -63.46  262.62  -54.59  171.38
    3.00  -64.01  277.62  -57.67  182.17
    4.00  -63.64  292.62  -60.32  194.15
    5.00  -64.93  307.62  -64.91  204.63
    6.00  -65.37  322.62  -69.05  217.35
    7.00  -65.34  337.62  -72.78  233.76
    8.00  -65.96  352.62  -76.75  254.30
    9.00  -65.38    7.62  -78.36  286.26
   10.00  -64.97   22.62  -77.51  322.23
   11.00  -64.78   37.62  -74.37  350.94
   12.00  -64.82   52.62  -70.42   11.46
   13.00  -65.07   67.62  -66.65   27.79
   14.00  -65.56   82.62  -63.36   42.34
   15.00  -66.26   97.62  -60.58   55.88
   16.00  -67.20  112.62  -58.42   68.45
   17.00  -68.35  127.62  -57.07   80.04
   18.00  -68.38  142.62  -55.22   89.84
   19.00  -67.69  157.62  -53.21   99.16
   20.00  -66.33  172.62  -51.00  108.58
   21.00  -65.23  187.62  -49.55  118.46
   22.00  -64.00  202.62  -48.62  128.63
   23.00  -62.82  217.62  -48.40  139.22
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.07  232.62  -59.40  144.95
    1.00  -74.15  247.62  -61.98  152.58
    2.00  -75.11  262.62  -64.77  159.64
    3.00  -76.09  277.62  -67.85  165.77
    4.00  -78.53  292.62  -72.03  166.68
    5.00  -79.50  307.62  -75.10  168.36
    6.00  -79.05  322.62  -77.72  173.83
    7.00  -78.46  337.62  -80.64  179.08
    8.00  -79.26  352.62  -83.50  169.23
    9.00  -78.97    7.62  -86.05  150.88
   10.00  -78.96   22.62  -86.24  103.15
   11.00  -78.75   37.62  -83.90   76.33
   12.00  -78.38   52.62  -80.67   69.08
   13.00  -78.20   67.62  -77.25   70.37
   14.00  -78.28   82.62  -74.08   75.20
   15.00  -77.85   97.62  -70.90   79.43
   16.00  -77.67  112.62  -68.20   85.24
   17.00  -76.22  127.62  -64.75   89.56
   18.00  -75.97  142.62  -62.79   96.67
   19.00  -76.64  157.62  -62.20  104.80
   20.00  -76.13  172.62  -60.89  112.06
   21.00  -74.37  187.62  -58.74  119.53
   22.00  -73.76  202.62  -58.26  127.80
   23.00  -73.06  217.62  -58.22  136.40
</PRE>


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