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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>
07 Dec 1997 12:43:42 yearsecs  29421822
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.22  232.70  -52.12  148.96
    1.00  -65.25  247.70  -54.00  159.38
    2.00  -66.20  262.70  -57.06  169.27
    3.00  -67.15  277.70  -60.45  178.96
    4.00  -66.85  292.70  -63.18  190.17
    5.00  -67.62  307.70  -67.26  200.38
    6.00  -67.60  322.70  -70.98  213.12
    7.00  -67.61  337.70  -74.78  228.74
    8.00  -68.39  352.70  -79.01  248.03
    9.00  -68.38    7.70  -81.54  281.66
   10.00  -68.06   22.70  -81.01  324.97
   11.00  -67.87   37.70  -77.85  357.26
   12.00  -67.90   52.70  -73.85   18.33
   13.00  -68.16   67.70  -69.97   34.34
   14.00  -68.64   82.70  -66.54   48.21
   15.00  -69.35   97.70  -63.66   60.89
   16.00  -70.17  112.70  -61.38   72.40
   17.00  -70.77  127.70  -59.49   82.62
   18.00  -70.70  142.70  -57.55   91.70
   19.00  -70.13  157.70  -55.67  100.52
   20.00  -69.20  172.70  -53.89  109.50
   21.00  -68.29  187.70  -52.62  118.85
   22.00  -67.48  202.70  -52.03  128.45
   23.00  -66.18  217.70  -51.62  138.48
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.22  232.70  -56.75  146.62
    1.00  -71.28  247.70  -59.42  155.16
    2.00  -72.16  262.70  -62.26  163.41
    3.00  -77.04  277.70  -68.57  163.95
    4.00  -79.16  292.70  -72.41  164.85
    5.00  -79.49  307.70  -75.11  168.42
    6.00  -78.77  322.70  -77.67  175.17
    7.00  -78.10  337.70  -80.63  181.44
    8.00  -78.47  352.70  -83.78  176.43
    9.00  -78.35    7.70  -86.58  157.03
   10.00  -78.45   22.70  -86.70   98.44
   11.00  -78.33   37.70  -84.02   72.05
   12.00  -78.52   52.70  -80.66   70.03
   13.00  -78.30   67.70  -77.26   70.89
   14.00  -78.23   82.70  -74.04   75.06
   15.00  -77.98   97.70  -70.98   79.82
   16.00  -78.06  112.70  -68.50   86.10
   17.00  -77.81  127.70  -66.19   92.09
   18.00  -78.44  142.70  -65.16   99.64
   19.00  -78.26  157.70  -63.81  106.19
   20.00  -77.26  172.70  -62.03  112.63
   21.00  -75.27  187.70  -59.66  119.70
   22.00  -72.87  202.70  -57.37  127.95
   23.00  -71.18  217.70  -56.41  137.08
</PRE>


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