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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>
17 Apr 1997 02:40:49 yearsecs   9168049
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.58   30.66  -69.60  334.59
    1.00  -60.24   45.66  -66.58  356.40
    2.00  -60.89   60.66  -63.36   14.08
    3.00  -61.55   75.66  -60.40   29.68
    4.00  -60.72   90.66  -55.96   42.26
    5.00  -61.71  105.66  -54.00   56.55
    6.00  -62.89  120.66  -52.51   69.86
    7.00  -63.63  135.66  -51.13   81.61
    8.00  -64.02  150.66  -50.00   92.51
    9.00  -63.41  165.66  -48.37  102.84
   10.00  -62.99  180.66  -47.40  113.33
   11.00  -62.80  195.66  -47.22  123.84
   12.00  -62.84  210.66  -47.91  134.32
   13.00  -63.10  225.66  -49.40  144.81
   14.00  -63.58  240.66  -51.55  155.29
   15.00  -64.29  255.66  -54.26  165.68
   16.00  -65.22  270.66  -57.50  175.85
   17.00  -66.38  285.66  -61.30  185.60
   18.00  -66.37  300.66  -64.53  196.89
   19.00  -65.66  315.66  -67.55  210.39
   20.00  -64.07  330.66  -69.92  227.97
   21.00  -62.95  345.66  -72.40  248.95
   22.00  -61.36    0.66  -73.42  276.29
   23.00  -60.22   15.66  -72.67  307.10
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.44   30.66  -83.18  356.31
    1.00  -72.08   45.66  -79.74   24.90
    2.00  -72.95   60.66  -76.19   42.97
    3.00  -73.61   75.66  -72.72   55.78
    4.00  -75.39   90.66  -70.52   69.52
    5.00  -76.34  105.66  -68.29   79.23
    6.00  -76.57  120.66  -66.03   86.77
    7.00  -75.97  135.66  -63.53   93.18
    8.00  -76.47  150.66  -62.55  101.19
    9.00  -76.54  165.66  -61.63  108.74
   10.00  -76.31  180.66  -60.82  116.24
   11.00  -75.98  195.66  -60.38  123.91
   12.00  -75.70  210.66  -60.47  131.74
   13.00  -75.62  225.66  -61.25  139.61
   14.00  -75.49  240.66  -62.43  147.57
   15.00  -75.03  255.66  -63.76  156.02
   16.00  -74.97  270.66  -65.84  164.14
   17.00  -74.02  285.66  -67.65  173.96
   18.00  -73.82  300.66  -70.49  182.85
   19.00  -74.09  315.66  -74.00  190.82
   20.00  -73.60  330.66  -77.31  202.19
   21.00  -72.22  345.66  -80.30  221.91
   22.00  -72.10    0.66  -83.91  247.06
   23.00  -71.03   15.66  -84.80  303.89
</PRE>


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