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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 Apr 1997 01:06:46 yearsecs   8384806
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -57.46   54.70  -60.25    3.74
    1.00  -57.90   69.70  -57.02   19.24
    2.00  -58.34   84.70  -54.26   33.86
    3.00  -58.77   99.70  -51.81   48.07
    4.00  -58.83  114.70  -49.14   61.31
    5.00  -59.66  129.70  -47.72   74.30
    6.00  -61.43  144.70  -47.86   86.81
    7.00  -62.84  159.70  -48.14   98.38
    8.00  -62.71  174.70  -47.27  109.05
    9.00  -62.12  189.70  -46.45  119.61
   10.00  -61.66  204.70  -46.42  130.25
   11.00  -61.47  219.70  -47.29  141.01
   12.00  -61.51  234.70  -48.87  151.89
   13.00  -61.76  249.70  -51.08  162.85
   14.00  -62.25  264.70  -53.83  173.84
   15.00  -62.95  279.70  -57.11  184.77
   16.00  -63.88  294.70  -60.99  195.52
   17.00  -65.04  309.70  -65.52  206.22
   18.00  -65.22  324.70  -69.44  219.68
   19.00  -64.00  339.70  -72.05  238.95
   20.00  -62.35  354.70  -73.57  264.27
   21.00  -61.17    9.70  -73.87  294.49
   22.00  -59.39   24.70  -70.57  324.38
   23.00  -58.29   39.70  -65.61  346.95
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.94   54.70  -77.08   33.78
    1.00  -72.79   69.70  -73.63   49.09
    2.00  -73.66   84.70  -70.54   61.50
    3.00  -74.18   99.70  -67.64   71.45
    4.00  -75.17  114.70  -65.71   81.39
    5.00  -76.38  129.70  -64.63   90.80
    6.00  -76.64  144.70  -63.24   98.43
    7.00  -75.86  159.70  -61.29  105.26
    8.00  -76.03  174.70  -60.72  113.09
    9.00  -76.22  189.70  -60.61  120.85
   10.00  -75.77  204.70  -60.33  128.62
   11.00  -75.42  219.70  -60.65  136.58
   12.00  -75.18  234.70  -61.57  144.67
   13.00  -75.00  249.70  -62.99  152.85
   14.00  -74.96  264.70  -64.94  160.96
   15.00  -74.70  279.70  -67.11  169.44
   16.00  -74.91  294.70  -70.04  177.00
   17.00  -74.81  309.70  -73.10  185.25
   18.00  -74.45  324.70  -76.34  194.92
   19.00  -73.80  339.70  -79.70  208.04
   20.00  -73.43  354.70  -83.37  226.03
   21.00  -72.54    9.70  -86.02  272.95
   22.00  -72.61   24.70  -85.57  346.42
   23.00  -71.72   39.70  -81.12   15.12
</PRE>


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