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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 12:11:02 yearsecs  16027862
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.22  252.55  -51.91  164.71
    1.00  -62.78  267.55  -54.79  175.60
    2.00  -63.34  282.55  -58.00  186.60
    3.00  -63.90  297.55  -61.64  197.78
    4.00  -63.50  312.55  -64.84  210.97
    5.00  -64.77  327.55  -69.77  223.40
    6.00  -65.25  342.55  -73.87  240.36
    7.00  -65.35  357.55  -77.07  264.62
    8.00  -65.93   12.55  -79.17  297.78
    9.00  -65.29   27.55  -77.14  333.18
   10.00  -64.87   42.55  -73.22  358.57
   11.00  -64.68   57.55  -68.91   16.78
   12.00  -64.72   72.55  -64.96   31.83
   13.00  -64.98   87.55  -61.53   45.62
   14.00  -65.46  102.55  -58.67   58.63
   15.00  -66.17  117.55  -56.47   70.81
   16.00  -67.10  132.55  -55.10   82.17
   17.00  -68.25  147.55  -54.60   92.94
   18.00  -68.28  162.55  -53.48  102.66
   19.00  -67.59  177.55  -52.09  112.17
   20.00  -66.22  192.55  -50.55  121.84
   21.00  -65.12  207.55  -49.94  131.88
   22.00  -63.88  222.55  -49.84  142.40
   23.00  -62.69  237.55  -50.33  153.47
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.89  252.55  -59.71  158.48
    1.00  -71.98  267.55  -62.86  166.55
    2.00  -72.96  282.55  -66.25  174.09
    3.00  -73.95  297.55  -69.94  180.77
    4.00  -76.61  312.55  -74.75  180.79
    5.00  -77.35  327.55  -78.27  183.47
    6.00  -77.12  342.55  -81.59  188.86
    7.00  -76.50  357.55  -85.14  196.54
    8.00  -77.50   12.55  -87.95  148.82
    9.00  -77.28   27.55  -86.65   68.70
   10.00  -77.34   42.55  -83.01   60.92
   11.00  -77.17   57.55  -79.27   62.15
   12.00  -76.82   72.55  -75.53   65.82
   13.00  -76.69   87.55  -72.11   71.77
   14.00  -76.82  102.55  -69.23   78.87
   15.00  -76.40  117.55  -66.35   84.99
   16.00  -76.25  132.55  -64.16   92.01
   17.00  -74.73  147.55  -61.10   97.97
   18.00  -74.48  162.55  -59.72  105.87
   19.00  -75.16  177.55  -59.74  114.27
   20.00  -74.54  192.55  -58.90  122.23
   21.00  -72.55  207.55  -57.21  130.78
   22.00  -71.84  222.55  -57.38  139.72
   23.00  -70.94  237.55  -57.93  149.19
</PRE>


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