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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>
08 Oct 1997 14:51:14 yearsecs  24245474
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.29  206.35  -44.19  131.64
    1.00  -59.91  221.35  -45.94  142.58
    2.00  -60.54  236.35  -48.15  153.49
    3.00  -61.16  251.35  -50.75  164.42
    4.00  -60.45  266.35  -52.46  176.39
    5.00  -61.43  281.35  -56.03  187.47
    6.00  -62.69  296.35  -60.27  198.25
    7.00  -63.53  311.35  -64.57  209.86
    8.00  -63.86  326.35  -68.65  223.68
    9.00  -63.24  341.35  -71.72  242.44
   10.00  -62.81  356.35  -74.31  266.53
   11.00  -62.62   11.35  -75.50  297.11
   12.00  -62.66   26.35  -74.24  328.69
   13.00  -62.91   41.35  -71.16  353.89
   14.00  -63.40   56.35  -67.69   13.22
   15.00  -64.10   71.35  -64.55   29.63
   16.00  -65.03   86.35  -61.88   44.68
   17.00  -66.19  101.35  -59.69   58.70
   18.00  -66.21  116.35  -56.73   69.99
   19.00  -65.43  131.35  -53.55   79.93
   20.00  -63.83  146.35  -50.19   89.37
   21.00  -62.71  161.35  -47.90   99.51
   22.00  -61.09  176.35  -45.58  109.87
   23.00  -59.95  191.35  -44.31  120.64
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.78  206.35  -57.40  130.04
    1.00  -73.45  221.35  -58.85  138.35
    2.00  -74.31  236.35  -60.91  146.21
    3.00  -74.95  251.35  -63.15  153.79
    4.00  -76.53  266.35  -66.48  159.42
    5.00  -77.63  281.35  -69.58  164.33
    6.00  -77.74  296.35  -72.21  170.40
    7.00  -77.22  311.35  -74.81  178.10
    8.00  -77.68  326.35  -78.11  181.45
    9.00  -77.72  341.35  -81.39  184.44
   10.00  -77.48  356.35  -84.78  184.92
   11.00  -77.13   11.35  -88.11  162.57
   12.00  -76.82   26.35  -87.10   62.05
   13.00  -76.69   41.35  -83.27   54.85
   14.00  -76.54   56.35  -79.37   58.04
   15.00  -76.10   71.35  -75.43   62.32
   16.00  -76.03   86.35  -71.92   69.21
   17.00  -75.23  101.35  -68.18   74.62
   18.00  -74.99  116.35  -65.28   81.93
   19.00  -75.08  131.35  -63.20   89.85
   20.00  -74.61  146.35  -61.09   97.22
   21.00  -73.38  161.35  -58.69  104.54
   22.00  -73.33  176.35  -57.92  113.01
   23.00  -72.39  191.35  -56.72  121.43
</PRE>


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