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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>
09 Apr 1997 17:58:30 yearsecs   8531910
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.09  161.13  -50.33  100.32
    1.00  -64.86  176.13  -49.39  110.57
    2.00  -65.88  191.13  -50.21  120.87
    3.00  -66.91  206.13  -51.61  130.73
    4.00  -66.66  221.13  -52.35  140.63
    5.00  -67.50  236.13  -54.61  150.22
    6.00  -67.53  251.13  -56.52  160.24
    7.00  -67.47  266.13  -58.72  170.54
    8.00  -68.20  281.13  -62.01  180.11
    9.00  -68.05  296.13  -64.95  190.96
   10.00  -67.71  311.13  -68.17  202.95
   11.00  -67.49  326.13  -71.76  216.59
   12.00  -67.53  341.13  -75.56  233.21
   13.00  -67.79  356.13  -79.17  256.18
   14.00  -68.27   11.13  -81.68  291.58
   15.00  -68.98   26.13  -81.54  335.67
   16.00  -69.85   41.13  -79.01    9.03
   17.00  -70.60   56.13  -75.53   30.16
   18.00  -70.44   71.13  -71.26   43.13
   19.00  -69.90   86.13  -66.90   53.48
   20.00  -68.93  101.13  -62.50   62.65
   21.00  -67.98  116.13  -58.57   71.88
   22.00  -67.11  131.13  -55.31   81.22
   23.00  -65.90  146.13  -52.33   90.47
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.09  161.13  -55.39  102.62
    1.00  -71.15  176.13  -55.72  112.22
    2.00  -72.10  191.13  -56.43  121.29
    3.00  -76.76  206.13  -61.37  129.15
    4.00  -78.97  221.13  -64.22  135.38
    5.00  -79.30  236.13  -65.54  141.74
    6.00  -78.58  251.13  -66.29  149.22
    7.00  -77.85  266.13  -67.51  157.09
    8.00  -78.17  281.13  -69.93  163.00
    9.00  -77.88  296.13  -72.25  169.91
   10.00  -77.96  311.13  -75.11  175.32
   11.00  -77.62  326.13  -78.05  181.67
   12.00  -77.83  341.13  -81.35  183.65
   13.00  -77.61  356.13  -84.71  183.62
   14.00  -77.59   11.13  -87.69  154.97
   15.00  -77.33   26.13  -86.94   72.30
   16.00  -77.51   41.13  -83.36   62.68
   17.00  -77.25   56.13  -79.65   62.26
   18.00  -77.81   71.13  -76.32   69.54
   19.00  -77.55   86.13  -72.95   73.93
   20.00  -76.55  101.13  -69.28   77.57
   21.00  -74.58  116.13  -64.94   81.13
   22.00  -72.43  131.13  -60.65   86.52
   23.00  -70.90  146.13  -57.41   93.95
</PRE>


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