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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 Feb 1997 11:17:29 yearsecs   2719049
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -56.43  262.71  -48.06  176.02
    1.00  -57.81  277.71  -52.01  187.47
    2.00  -58.63  292.71  -55.72  199.40
    3.00  -66.77  307.71  -66.54  201.83
    4.00  -67.44  322.71  -70.85  213.46
    5.00  -68.56  337.71  -75.57  226.23
    6.00  -69.18  352.71  -79.70  245.42
    7.00  -68.01    7.71  -81.16  282.42
    8.00  -68.38   22.71  -81.37  325.40
    9.00  -68.60   37.71  -78.64  359.31
   10.00  -68.45   52.71  -74.42   19.83
   11.00  -68.06   67.71  -69.87   34.11
   12.00  -67.88   82.71  -65.78   46.70
   13.00  -67.98   97.71  -62.31   58.62
   14.00  -68.35  112.71  -59.57   69.97
   15.00  -68.87  127.71  -57.58   80.62
   16.00  -68.74  142.71  -55.57   90.16
   17.00  -68.46  157.71  -53.98   99.62
   18.00  -69.78  172.71  -54.47  109.70
   19.00  -69.16  187.71  -53.49  118.95
   20.00  -68.37  202.71  -52.91  128.39
   21.00  -66.00  217.71  -51.45  138.53
   22.00  -61.63  232.71  -48.76  150.39
   23.00  -58.74  247.71  -47.93  162.90
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.43  262.71  -52.76  172.89
    1.00  -62.81  277.71  -56.60  183.36
    2.00  -63.63  292.71  -60.33  194.24
    3.00  -71.77  307.71  -70.56  192.05
    4.00  -74.45  322.71  -75.87  193.75
    5.00  -74.56  337.71  -79.58  202.62
    6.00  -74.30  352.71  -83.31  216.53
    7.00  -73.01    7.71  -86.13  260.84
    8.00  -73.38   22.71  -86.67  344.97
    9.00  -73.60   37.71  -83.08   24.33
   10.00  -73.45   52.71  -78.76   38.85
   11.00  -73.72   67.71  -74.85   51.01
   12.00  -74.25   82.71  -71.47   61.99
   13.00  -74.13   97.71  -68.01   70.23
   14.00  -74.01  112.71  -65.00   78.32
   15.00  -73.87  127.71  -62.52   86.34
   16.00  -73.74  142.71  -60.58   94.42
   17.00  -73.46  157.71  -59.02  102.55
   18.00  -74.83  172.71  -59.57  111.55
   19.00  -75.08  187.71  -59.47  119.67
   20.00  -73.81  202.71  -58.30  127.84
   21.00  -71.00  217.71  -56.24  137.14
   22.00  -66.63  232.71  -53.43  148.35
   23.00  -63.74  247.71  -52.62  160.27
</PRE>


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