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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>
01 Oct 1997 00:50:52 yearsecs  23590252
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.23   56.99  -69.70   17.20
    1.00  -65.98   71.99  -66.52   33.65
    2.00  -66.80   86.99  -63.61   48.20
    3.00  -67.61  101.99  -61.00   61.24
    4.00  -67.20  116.99  -57.63   71.57
    5.00  -67.84  131.99  -55.94   82.45
    6.00  -67.72  146.99  -54.11   92.22
    7.00  -67.87  161.99  -53.10  102.11
    8.00  -68.78  176.99  -53.31  112.11
    9.00  -68.87  191.99  -53.19  121.61
   10.00  -68.75  206.99  -53.44  131.05
   11.00  -68.56  221.99  -54.22  140.59
   12.00  -68.59  236.99  -55.71  150.21
   13.00  -68.85  251.99  -57.82  159.81
   14.00  -69.34  266.99  -60.50  169.24
   15.00  -70.05  281.99  -63.74  178.24
   16.00  -70.78  296.99  -67.39  186.96
   17.00  -71.10  311.99  -71.07  196.57
   18.00  -71.17  326.99  -74.82  207.90
   19.00  -70.56  341.99  -78.21  224.79
   20.00  -69.70  356.99  -81.09  251.48
   21.00  -68.88   11.99  -82.37  293.30
   22.00  -68.17   26.99  -80.51  336.10
   23.00  -66.48   41.99  -75.22    0.84
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.23   56.99  -74.95   29.80
    1.00  -71.33   71.99  -71.82   46.30
    2.00  -72.14   86.99  -68.73   59.11
    3.00  -77.50  101.99  -69.85   80.30
    4.00  -79.51  116.99  -69.04   90.98
    5.00  -79.87  131.99  -67.54   97.36
    6.00  -79.11  146.99  -65.43  102.34
    7.00  -78.10  161.99  -63.39  108.03
    8.00  -78.18  176.99  -62.84  115.10
    9.00  -78.25  191.99  -62.69  122.16
   10.00  -78.18  206.99  -62.84  129.22
   11.00  -78.21  221.99  -63.52  136.25
   12.00  -78.48  236.99  -64.85  142.96
   13.00  -78.31  251.99  -66.15  149.98
   14.00  -78.19  266.99  -67.89  156.87
   15.00  -78.00  281.99  -69.95  163.76
   16.00  -77.94  296.99  -72.44  170.09
   17.00  -77.74  311.99  -75.18  176.45
   18.00  -78.70  326.99  -78.50  176.41
   19.00  -78.84  341.99  -81.54  176.40
   20.00  -77.97  356.99  -84.80  178.92
   21.00  -76.04   11.99  -88.87  198.90
   22.00  -73.29   26.99  -85.68    0.01
   23.00  -71.48   41.99  -80.28   17.23
</PRE>


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