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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 12:59:33 yearsecs  15685173
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.35  242.20  -50.60  157.00
    1.00  -63.61  257.20  -53.88  167.26
    2.00  -64.44  272.20  -57.07  177.70
    3.00  -67.96  287.20  -62.99  184.69
    4.00  -67.50  302.20  -65.86  196.33
    5.00  -68.07  317.20  -69.98  207.27
    6.00  -67.91  332.20  -73.64  221.80
    7.00  -68.25  347.20  -77.63  239.58
    8.00  -69.15    2.20  -81.57  265.16
    9.00  -69.49   17.20  -83.06  309.67
   10.00  -69.27   32.20  -80.66  350.83
   11.00  -69.07   47.20  -76.58   14.92
   12.00  -69.09   62.20  -72.41   31.53
   13.00  -69.33   77.20  -68.62   45.29
   14.00  -69.81   92.20  -65.36   57.76
   15.00  -70.50  107.20  -62.76   69.30
   16.00  -71.17  122.20  -60.71   79.72
   17.00  -71.26  137.20  -58.73   88.88
   18.00  -71.46  152.20  -57.43   98.00
   19.00  -70.82  167.20  -55.78  106.69
   20.00  -70.01  182.20  -54.42  115.65
   21.00  -69.24  197.20  -53.62  124.88
   22.00  -66.22  212.20  -51.27  134.82
   23.00  -64.03  227.20  -50.44  145.59
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.35  242.20  -55.20  154.34
    1.00  -68.61  257.20  -58.35  163.45
    2.00  -69.44  272.20  -61.46  172.56
    3.00  -75.93  287.20  -69.36  170.86
    4.00  -78.13  302.20  -73.50  171.47
    5.00  -78.56  317.20  -76.53  174.79
    6.00  -77.64  332.20  -79.37  183.22
    7.00  -76.53  347.20  -82.60  194.49
    8.00  -76.70    2.20  -86.28  192.69
    9.00  -76.77   17.20  -88.90  110.13
   10.00  -76.57   32.20  -85.65   53.31
   11.00  -76.71   47.20  -81.76   56.22
   12.00  -77.07   62.20  -78.11   63.09
   13.00  -76.92   77.20  -74.52   68.09
   14.00  -76.76   92.20  -71.19   74.05
   15.00  -76.59  107.20  -68.22   80.50
   16.00  -76.43  122.20  -65.69   87.28
   17.00  -76.26  137.20  -63.63   94.31
   18.00  -77.56  152.20  -63.50  102.98
   19.00  -77.82  167.20  -62.84  110.29
   20.00  -76.84  182.20  -61.34  117.17
   21.00  -74.65  197.20  -59.05  124.76
   22.00  -71.22  212.20  -56.12  133.78
   23.00  -69.03  227.20  -55.12  143.72
</PRE>


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