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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>
09 Aug 1997 13:31:34 yearsecs  19056694
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.76  234.81  -51.01  151.04
    1.00  -64.61  249.81  -53.71  161.26
    2.00  -65.72  264.81  -56.97  171.17
    3.00  -66.83  279.81  -60.56  180.82
    4.00  -66.65  294.81  -63.46  192.02
    5.00  -67.53  309.81  -67.69  202.22
    6.00  -67.51  324.81  -71.44  215.27
    7.00  -67.27  339.81  -75.01  232.17
    8.00  -68.24  354.81  -79.32  252.30
    9.00  -67.94    9.81  -81.25  288.29
   10.00  -67.52   24.81  -80.13  329.68
   11.00  -67.32   39.81  -76.73  359.38
   12.00  -67.34   54.81  -72.67   19.32
   13.00  -67.58   69.81  -68.81   34.94
   14.00  -68.04   84.81  -65.42   48.70
   15.00  -68.72   99.81  -62.59   61.36
   16.00  -69.63  114.81  -60.46   73.06
   17.00  -70.56  129.81  -58.98   83.69
   18.00  -70.30  144.81  -56.94   92.68
   19.00  -69.77  159.81  -55.16  101.63
   20.00  -68.76  174.81  -53.36  110.71
   21.00  -67.77  189.81  -52.09  120.14
   22.00  -66.04  204.81  -50.70  129.95
   23.00  -64.40  219.81  -50.10  140.36
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.76  234.81  -55.63  148.71
    1.00  -69.90  249.81  -58.46  157.58
    2.00  -71.01  264.81  -61.60  166.00
    3.00  -75.66  279.81  -67.87  167.70
    4.00  -78.15  294.81  -72.18  168.61
    5.00  -78.58  309.81  -75.12  172.53
    6.00  -78.00  324.81  -77.89  179.44
    7.00  -77.74  339.81  -81.05  184.12
    8.00  -77.88  354.81  -84.36  181.27
    9.00  -77.48    9.81  -87.59  162.77
   10.00  -77.71   24.81  -86.98   82.12
   11.00  -77.33   39.81  -83.69   61.12
   12.00  -77.42   54.81  -80.01   62.95
   13.00  -77.10   69.81  -76.31   65.94
   14.00  -77.08   84.81  -72.94   71.83
   15.00  -76.73   99.81  -69.67   77.41
   16.00  -76.99  114.81  -67.28   84.81
   17.00  -76.65  129.81  -64.87   91.25
   18.00  -77.00  144.81  -63.58   98.88
   19.00  -76.53  159.81  -61.95  105.80
   20.00  -75.34  174.81  -60.01  112.87
   21.00  -73.14  189.81  -57.48  120.61
   22.00  -71.04  204.81  -55.61  129.40
   23.00  -69.40  219.81  -54.85  138.93
</PRE>


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