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    <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>
01 May 1997 21:55:03 yearsecs  10446903
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -57.60   99.02  -50.52   46.19
    1.00  -58.09  114.02  -48.42   60.07
    2.00  -58.57  129.02  -46.64   72.99
    3.00  -59.05  144.02  -45.43   85.02
    4.00  -58.86  159.02  -44.08   96.34
    5.00  -59.74  174.02  -44.28  107.86
    6.00  -61.38  189.02  -45.72  119.06
    7.00  -62.67  204.02  -47.38  129.69
    8.00  -62.82  219.02  -48.52  140.20
    9.00  -62.27  234.02  -49.52  151.09
   10.00  -61.05  249.02  -50.31  162.73
   11.00  -61.02  264.02  -52.59  174.19
   12.00  -61.15  279.02  -55.34  185.87
   13.00  -61.48  294.02  -58.66  197.69
   14.00  -62.03  309.02  -62.62  209.80
   15.00  -62.79  324.02  -67.08  222.96
   16.00  -63.77  339.02  -71.68  238.48
   17.00  -64.98  354.02  -76.07  258.79
   18.00  -65.13    9.02  -78.18  289.85
   19.00  -64.06   24.02  -76.26  324.80
   20.00  -62.42   39.02  -71.15  349.92
   21.00  -61.27   54.02  -65.63    7.48
   22.00  -59.55   69.02  -59.44   20.63
   23.00  -58.41   84.02  -54.50   33.32
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.04   99.02  -61.07   58.14
    1.00  -67.91  114.02  -58.88   70.32
    2.00  -68.87  129.02  -57.40   81.47
    3.00  -69.44  144.02  -56.15   91.53
    4.00  -70.83  159.02  -56.28  101.72
    5.00  -72.23  174.02  -56.89  111.31
    6.00  -72.35  189.02  -56.69  120.08
    7.00  -71.20  204.02  -55.74  128.92
    8.00  -71.32  219.02  -56.63  137.82
    9.00  -71.32  234.02  -57.91  146.82
   10.00  -71.13  249.02  -59.46  156.09
   11.00  -70.83  264.02  -61.32  165.71
   12.00  -70.66  279.02  -63.70  175.45
   13.00  -70.61  294.02  -66.63  185.28
   14.00  -70.67  309.02  -70.04  195.42
   15.00  -70.41  324.02  -73.52  207.58
   16.00  -70.72  339.02  -77.57  220.82
   17.00  -70.45  354.02  -81.07  242.69
   18.00  -70.17    9.02  -83.53  281.12
   19.00  -69.75   24.02  -82.72  331.67
   20.00  -69.35   39.02  -79.07    3.89
   21.00  -68.13   54.02  -73.72   20.44
   22.00  -68.12   69.02  -69.58   35.46
   23.00  -66.84   84.02  -64.38   45.81
</PRE>


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