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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 Jul 1997 16:23:21 yearsecs  15697401
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.72  191.46  -50.05  121.08
    1.00  -65.34  206.46  -50.10  131.13
    2.00  -66.23  221.46  -51.97  140.97
    3.00  -67.12  236.46  -54.30  150.63
    4.00  -66.76  251.46  -55.88  161.01
    5.00  -67.46  266.46  -58.77  170.77
    6.00  -67.37  281.46  -61.35  181.36
    7.00  -67.40  296.46  -64.47  192.18
    8.00  -68.21  311.46  -68.66  202.29
    9.00  -68.16  326.46  -72.39  215.42
   10.00  -67.96  341.46  -76.01  232.48
   11.00  -67.82  356.46  -79.26  256.74
   12.00  -67.89   11.46  -81.28  293.02
   13.00  -68.19   26.46  -80.61  334.85
   14.00  -68.70   41.46  -77.78    5.72
   15.00  -69.45   56.46  -74.36   26.82
   16.00  -70.27   71.46  -71.01   42.94
   17.00  -70.81   86.46  -67.67   55.70
   18.00  -70.83  101.46  -64.26   66.05
   19.00  -70.26  116.46  -60.78   74.95
   20.00  -69.38  131.46  -57.57   83.53
   21.00  -68.46  146.46  -54.91   92.37
   22.00  -67.65  161.46  -52.91  101.66
   23.00  -66.74  176.46  -51.28  111.25
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.35  191.46  -55.68  121.44
    1.00  -72.70  206.46  -57.32  130.13
    2.00  -73.79  221.46  -59.18  138.27
    3.00  -78.57  236.46  -64.88  142.63
    4.00  -80.59  251.46  -68.05  146.33
    5.00  -81.05  266.46  -69.99  150.90
    6.00  -80.57  281.46  -71.55  157.07
    7.00  -79.97  296.46  -73.44  163.53
    8.00  -80.25  311.46  -76.01  166.21
    9.00  -80.22  326.46  -78.60  168.23
   10.00  -80.21  341.46  -81.23  166.84
   11.00  -79.94  356.46  -83.81  160.13
   12.00  -79.91   11.46  -85.46  135.56
   13.00  -79.49   26.46  -85.33   98.16
   14.00  -79.15   41.46  -82.99   77.52
   15.00  -78.65   56.46  -79.83   70.99
   16.00  -78.35   71.46  -76.46   72.08
   17.00  -77.72   86.46  -72.99   74.65
   18.00  -78.03  101.46  -70.33   81.44
   19.00  -77.49  116.46  -67.46   86.55
   20.00  -77.15  131.46  -65.13   92.77
   21.00  -75.48  146.46  -61.94   98.11
   22.00  -73.30  161.46  -58.60  104.56
   23.00  -72.00  176.46  -56.57  112.67
</PRE>


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