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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>
16 Feb 1997 13:19:41 yearsecs   4022381
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -56.88  232.66  -44.16  152.03
    1.00  -57.21  247.66  -46.44  163.59
    2.00  -57.53  262.66  -49.10  175.35
    3.00  -57.83  277.66  -52.03  187.41
    4.00  -58.13  292.66  -55.24  199.81
    5.00  -58.84  307.66  -59.28  212.27
    6.00  -60.74  322.66  -64.81  224.42
    7.00  -62.29  337.66  -69.95  239.18
    8.00  -61.78  352.66  -72.63  261.60
    9.00  -61.28    7.66  -73.92  290.23
   10.00  -60.97   22.66  -72.81  320.96
   11.00  -60.87   37.66  -69.55  346.31
   12.00  -60.98   52.66  -65.63    5.58
   13.00  -61.30   67.66  -62.06   21.68
   14.00  -61.83   82.66  -59.08   36.54
   15.00  -62.57   97.66  -56.60   50.80
   16.00  -63.53  112.66  -54.61   64.28
   17.00  -64.71  127.66  -53.32   76.70
   18.00  -64.97  142.66  -51.73   87.49
   19.00  -63.61  157.66  -49.05   97.26
   20.00  -61.97  172.66  -46.59  107.41
   21.00  -60.77  187.66  -45.10  118.03
   22.00  -58.92  202.66  -43.64  128.95
   23.00  -57.81  217.66  -43.56  140.30
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.95  232.66  -58.36  145.64
    1.00  -72.85  247.66  -60.83  153.80
    2.00  -73.71  262.66  -63.59  161.51
    3.00  -74.17  277.66  -66.35  169.24
    4.00  -74.90  292.66  -69.64  175.95
    5.00  -76.13  307.66  -73.46  180.19
    6.00  -76.45  322.66  -76.86  185.76
    7.00  -75.60  337.66  -80.01  196.87
    8.00  -75.55  352.66  -83.75  205.41
    9.00  -75.85    7.66  -87.73  208.73
   10.00  -75.35   22.66  -88.11   22.77
   11.00  -75.01   37.66  -83.84   36.76
   12.00  -74.80   52.66  -79.57   46.03
   13.00  -74.61   67.66  -75.47   54.39
   14.00  -74.61   82.66  -71.75   63.01
   15.00  -74.43   97.66  -68.27   70.86
   16.00  -74.75  112.66  -65.68   79.58
   17.00  -74.94  127.66  -63.54   87.74
   18.00  -74.54  142.66  -61.38   95.19
   19.00  -73.60  157.66  -59.16  102.62
   20.00  -73.29  172.66  -58.01  110.91
   21.00  -72.54  187.66  -56.89  119.32
   22.00  -72.66  202.66  -57.15  127.95
   23.00  -71.81  217.66  -57.01  136.85
</PRE>


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