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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>
08 Dec 1997 04:01:44 yearsecs  29476904
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -58.69    8.61  -71.09  293.75
    1.00  -59.89   23.61  -71.37  322.52
    2.00  -61.03   38.61  -69.51  347.84
    3.00  -66.09   53.61  -71.62   15.14
    4.00  -66.08   68.61  -67.52   30.68
    5.00  -67.06   83.61  -64.71   45.86
    6.00  -67.19   98.61  -61.31   58.06
    7.00  -67.13  113.61  -58.17   69.08
    8.00  -67.70  128.61  -56.27   80.07
    9.00  -67.34  143.61  -54.06   89.73
   10.00  -66.92  158.61  -52.36   99.44
   11.00  -66.73  173.61  -51.37  109.35
   12.00  -66.77  188.61  -51.09  119.28
   13.00  -67.03  203.61  -51.62  129.08
   14.00  -67.51  218.61  -52.95  138.73
   15.00  -68.22  233.61  -55.00  148.21
   16.00  -69.15  248.61  -57.63  157.38
   17.00  -68.81  263.61  -59.50  167.53
   18.00  -68.98  278.61  -62.20  177.41
   19.00  -68.47  293.61  -64.76  188.50
   20.00  -67.01  308.61  -66.96  202.15
   21.00  -64.21  323.61  -68.27  220.31
   22.00  -61.69  338.61  -69.60  241.27
   23.00  -59.62  353.61  -70.58  265.76
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.69    8.61  -76.59  290.30
    1.00  -64.89   23.61  -77.29  324.39
    2.00  -66.03   38.61  -75.58  354.69
    3.00  -71.09   53.61  -76.68   29.39
    4.00  -74.17   68.61  -74.93   53.26
    5.00  -74.52   83.61  -71.46   63.27
    6.00  -73.92   98.61  -67.64   70.28
    7.00  -73.37  113.61  -64.26   77.76
    8.00  -74.30  128.61  -62.81   87.39
    9.00  -74.10  143.61  -60.85   95.26
   10.00  -74.58  158.61  -60.08  103.79
   11.00  -74.33  173.61  -59.03  111.84
   12.00  -74.49  188.61  -58.86  120.08
   13.00  -74.26  203.61  -58.78  128.28
   14.00  -74.38  218.61  -59.57  136.45
   15.00  -74.05  233.61  -60.41  144.88
   16.00  -74.37  248.61  -62.30  152.91
   17.00  -73.81  263.61  -63.82  161.91
   18.00  -73.98  278.61  -66.35  170.10
   19.00  -73.47  293.61  -68.78  179.58
   20.00  -72.01  308.61  -70.95  192.07
   21.00  -69.21  323.61  -72.51  210.28
   22.00  -66.69  338.61  -74.22  232.06
   23.00  -64.62  353.61  -75.64  258.74
</PRE>


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