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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>
11 May 1997 11:30:40 yearsecs  11273440
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.26  259.29  -50.19  171.63
    1.00  -59.86  274.29  -53.30  183.12
    2.00  -60.46  289.29  -56.72  194.81
    3.00  -61.06  304.29  -60.59  206.81
    4.00  -60.53  319.29  -63.76  221.29
    5.00  -61.47  334.29  -68.37  236.24
    6.00  -62.77  349.29  -72.98  254.71
    7.00  -63.42    4.29  -75.98  281.22
    8.00  -64.03   19.29  -76.78  314.43
    9.00  -63.40   34.29  -73.51  343.62
   10.00  -62.97   49.29  -69.09    4.38
   11.00  -62.76   64.29  -64.77   20.52
   12.00  -62.77   79.29  -61.00   34.85
   13.00  -63.00   94.29  -57.81   48.48
   14.00  -63.46  109.29  -55.18   61.52
   15.00  -64.15  124.29  -53.25   73.74
   16.00  -65.05  139.29  -52.18   85.19
   17.00  -66.19  154.29  -51.93   96.17
   18.00  -66.23  169.29  -51.04  106.30
   19.00  -65.36  184.29  -49.71  116.22
   20.00  -63.77  199.29  -48.27  126.35
   21.00  -62.66  214.29  -47.99  136.90
   22.00  -61.04  229.29  -47.82  148.09
   23.00  -59.94  244.29  -48.60  159.71
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.44  259.29  -59.39  164.08
    1.00  -70.19  274.29  -62.46  173.02
    2.00  -71.12  289.29  -66.06  181.33
    3.00  -71.78  304.29  -69.79  189.75
    4.00  -73.49  319.29  -74.48  194.94
    5.00  -74.59  334.29  -78.74  200.27
    6.00  -74.98  349.29  -82.70  208.01
    7.00  -74.18    4.29  -86.23  235.95
    8.00  -74.59   19.29  -88.40  341.13
    9.00  -74.76   34.29  -84.67   30.85
   10.00  -74.46   49.29  -80.32   41.67
   11.00  -74.12   64.29  -76.03   50.32
   12.00  -73.86   79.29  -72.01   58.80
   13.00  -73.79   94.29  -68.45   67.49
   14.00  -73.71  109.29  -65.35   75.90
   15.00  -73.32  124.29  -62.48   83.71
   16.00  -73.38  139.29  -60.60   92.17
   17.00  -72.67  154.29  -58.48  100.07
   18.00  -72.39  169.29  -57.25  108.60
   19.00  -72.33  184.29  -56.72  117.33
   20.00  -71.80  199.29  -56.21  126.06
   21.00  -70.40  214.29  -55.44  135.24
   22.00  -70.29  229.29  -56.49  144.47
   23.00  -69.11  244.29  -57.05  154.61
</PRE>


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