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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>
27 Jun 1997 15:29:12 yearsecs  15348552
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.57  207.39  -45.51  132.27
    1.00  -61.23  222.39  -47.30  143.01
    2.00  -61.89  237.39  -49.56  153.70
    3.00  -62.54  252.39  -52.18  164.40
    4.00  -61.72  267.39  -53.79  176.29
    5.00  -62.80  282.39  -57.48  187.01
    6.00  -63.72  297.39  -61.43  197.87
    7.00  -64.16  312.39  -65.40  209.86
    8.00  -64.46  327.39  -69.45  223.76
    9.00  -64.30  342.39  -72.96  241.98
   10.00  -63.77  357.39  -75.45  267.02
   11.00  -63.56   12.39  -76.55  298.87
   12.00  -63.59   27.39  -75.17  331.32
   13.00  -63.84   42.39  -72.02  356.66
   14.00  -64.31   57.39  -68.51   15.92
   15.00  -65.01   72.39  -65.33   32.19
   16.00  -65.93   87.39  -62.60   47.03
   17.00  -67.08  102.39  -60.38   60.76
   18.00  -67.06  117.39  -57.41   71.68
   19.00  -66.41  132.39  -54.42   81.47
   20.00  -64.89  147.39  -51.18   90.71
   21.00  -63.77  162.39  -48.92  100.66
   22.00  -62.30  177.39  -46.77  110.87
   23.00  -61.14  192.39  -45.51  121.46
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.09  207.39  -56.74  130.77
    1.00  -72.81  222.39  -58.30  139.22
    2.00  -73.69  237.39  -60.44  147.24
    3.00  -74.44  252.39  -62.82  154.92
    4.00  -76.45  267.39  -66.56  160.07
    5.00  -77.51  282.39  -69.66  165.06
    6.00  -77.38  297.39  -72.18  171.89
    7.00  -76.80  312.39  -74.81  180.05
    8.00  -77.17  327.39  -78.18  184.28
    9.00  -77.40  342.39  -81.59  186.84
   10.00  -77.26  357.39  -85.05  187.12
   11.00  -76.99   12.39  -88.39  159.41
   12.00  -76.69   27.39  -86.87   58.10
   13.00  -76.60   42.39  -82.99   54.24
   14.00  -76.52   57.39  -79.10   58.34
   15.00  -76.05   72.39  -75.16   62.64
   16.00  -75.92   87.39  -71.62   69.38
   17.00  -74.76  102.39  -67.59   74.15
   18.00  -74.57  117.39  -64.73   81.79
   19.00  -75.04  132.39  -63.02   90.33
   20.00  -74.52  147.39  -60.91   97.70
   21.00  -73.01  162.39  -58.25  104.92
   22.00  -72.75  177.39  -57.30  113.43
   23.00  -71.76  192.39  -56.09  122.01
</PRE>


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