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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>
05 Jul 1997 13:52:39 yearsecs  16033959
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.68  231.19  -48.64  149.26
    1.00  -62.27  246.19  -51.05  159.97
    2.00  -62.86  261.19  -53.82  170.75
    3.00  -63.45  276.19  -56.90  181.61
    4.00  -62.91  291.19  -59.35  193.85
    5.00  -64.11  306.19  -63.84  204.59
    6.00  -64.73  321.19  -68.13  217.06
    7.00  -64.87  336.19  -72.01  232.93
    8.00  -65.24  351.19  -75.76  253.41
    9.00  -64.92    6.19  -77.75  283.54
   10.00  -64.50   21.19  -77.14  318.81
   11.00  -64.31   36.19  -74.16  347.92
   12.00  -64.34   51.19  -70.25    8.91
   13.00  -64.60   66.19  -66.48   25.52
   14.00  -65.08   81.19  -63.18   40.27
   15.00  -65.78   96.19  -60.40   54.02
   16.00  -66.71  111.19  -58.20   66.82
   17.00  -67.86  126.19  -56.79   78.60
   18.00  -67.87  141.19  -54.86   88.53
   19.00  -67.20  156.19  -52.82   97.97
   20.00  -65.78  171.19  -50.50  107.44
   21.00  -64.67  186.19  -49.00  117.42
   22.00  -63.35  201.19  -47.93  127.68
   23.00  -62.18  216.19  -47.68  138.34
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.04  231.19  -59.24  144.15
    1.00  -73.97  246.19  -61.65  151.95
    2.00  -74.88  261.19  -64.37  159.18
    3.00  -75.75  276.19  -67.35  165.68
    4.00  -77.99  291.19  -71.45  167.62
    5.00  -78.97  306.19  -74.62  169.95
    6.00  -78.63  321.19  -77.34  175.49
    7.00  -78.20  336.19  -80.32  180.66
    8.00  -78.75  351.19  -83.40  174.57
    9.00  -78.58    6.19  -86.19  158.26
   10.00  -78.54   21.19  -86.78  104.34
   11.00  -78.32   36.19  -84.35   72.96
   12.00  -77.98   51.19  -80.97   66.24
   13.00  -77.84   66.19  -77.45   68.22
   14.00  -77.86   81.19  -74.16   73.16
   15.00  -77.43   96.19  -70.87   77.66
   16.00  -77.27  111.19  -68.10   83.76
   17.00  -75.95  126.19  -64.69   88.45
   18.00  -75.73  141.19  -62.70   95.68
   19.00  -76.31  156.19  -61.97  103.81
   20.00  -75.81  171.19  -60.63  111.18
   21.00  -74.18  186.19  -58.56  118.71
   22.00  -73.71  201.19  -58.17  127.01
   23.00  -72.92  216.19  -58.00  135.63
</PRE>


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