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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>
04 Nov 1997 19:27:52 yearsecs  26594872
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -56.79  137.21  -43.74   78.44
    1.00  -57.17  152.21  -42.78   90.44
    2.00  -57.53  167.21  -42.29  102.14
    3.00  -57.90  182.21  -42.24  113.64
    4.00  -58.24  197.21  -42.75  124.91
    5.00  -59.02  212.21  -44.32  136.00
    6.00  -60.98  227.21  -47.54  146.59
    7.00  -62.60  242.21  -50.84  156.88
    8.00  -62.25  257.21  -52.63  168.17
    9.00  -61.67  272.21  -54.58  180.06
   10.00  -61.25  287.21  -57.02  192.35
   11.00  -61.06  302.21  -60.09  205.02
   12.00  -61.09  317.21  -63.77  218.55
   13.00  -61.35  332.21  -67.75  233.97
   14.00  -61.83  347.21  -71.63  252.94
   15.00  -62.54    2.21  -74.84  277.99
   16.00  -63.47   17.21  -76.29  309.77
   17.00  -64.62   32.21  -75.44  341.45
   18.00  -64.85   47.21  -71.95    4.86
   19.00  -63.48   62.21  -66.21   19.57
   20.00  -61.81   77.21  -60.34   31.50
   21.00  -60.61   92.21  -55.50   43.51
   22.00  -58.78  107.21  -50.40   54.76
   23.00  -57.69  122.21  -46.67   66.73
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -77.19  137.21  -64.52   95.51
    1.00  -77.96  152.21  -63.89  103.37
    2.00  -78.69  167.21  -63.71  110.85
    3.00  -79.14  182.21  -63.70  117.84
    4.00  -79.79  197.21  -64.30  124.53
    5.00  -80.76  212.21  -65.61  130.58
    6.00  -81.12  227.21  -66.65  136.29
    7.00  -80.72  242.21  -67.33  142.57
    8.00  -80.95  257.21  -68.91  147.84
    9.00  -81.42  272.21  -70.91  151.91
   10.00  -80.96  287.21  -72.56  157.68
   11.00  -80.35  302.21  -74.52  163.76
   12.00  -79.90  317.21  -76.92  168.79
   13.00  -79.73  332.21  -79.62  171.09
   14.00  -79.63  347.21  -82.40  169.05
   15.00  -79.40    2.21  -85.01  157.65
   16.00  -79.51   17.21  -85.99  121.26
   17.00  -79.52   32.21  -84.49   89.11
   18.00  -79.15   47.21  -81.81   75.26
   19.00  -78.40   62.21  -78.51   70.23
   20.00  -78.05   77.21  -75.10   72.52
   21.00  -77.38   92.21  -71.61   75.86
   22.00  -77.47  107.21  -68.92   82.46
   23.00  -76.96  122.21  -66.16   88.17
</PRE>


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