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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>
10 Mar 1997 13:58:08 yearsecs   5925488
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.19  225.05  -49.43  144.36
    1.00  -64.26  240.05  -52.10  154.53
    2.00  -65.27  255.05  -55.06  164.56
    3.00  -66.69  270.05  -58.69  174.03
    4.00  -66.50  285.05  -61.29  185.01
    5.00  -67.39  300.05  -65.28  194.87
    6.00  -67.48  315.05  -68.94  206.62
    7.00  -67.35  330.05  -72.63  220.86
    8.00  -67.90  345.05  -76.83  237.48
    9.00  -67.75    0.05  -79.86  264.35
   10.00  -67.35   15.05  -80.75  303.55
   11.00  -67.16   30.05  -78.81  341.09
   12.00  -67.20   45.05  -75.20    6.86
   13.00  -67.45   60.05  -71.33   25.23
   14.00  -67.93   75.05  -67.79   40.37
   15.00  -68.64   90.05  -64.74   53.96
   16.00  -69.55  105.05  -62.28   66.38
   17.00  -70.44  120.05  -60.34   77.47
   18.00  -70.22  135.05  -57.95   86.59
   19.00  -69.69  150.05  -55.83   95.49
   20.00  -68.68  165.05  -53.74  104.45
   21.00  -67.70  180.05  -52.14  113.83
   22.00  -65.77  195.05  -50.14  123.48
   23.00  -64.00  210.05  -48.99  133.73
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.19  225.05  -54.13  142.68
    1.00  -69.26  240.05  -56.67  151.79
    2.00  -70.27  255.05  -59.51  160.60
    3.00  -75.11  270.05  -65.87  163.59
    4.00  -77.57  285.05  -70.14  166.09
    5.00  -77.86  300.05  -72.95  171.52
    6.00  -76.99  315.05  -75.46  180.44
    7.00  -76.20  330.05  -78.43  190.12
    8.00  -76.45  345.05  -82.06  194.48
    9.00  -76.51    0.05  -85.77  196.28
   10.00  -76.90   15.05  -88.77  137.00
   11.00  -76.66   30.05  -86.20   55.51
   12.00  -76.87   45.05  -82.34   57.03
   13.00  -76.63   60.05  -78.47   59.99
   14.00  -76.67   75.05  -74.87   66.24
   15.00  -76.38   90.05  -71.37   71.99
   16.00  -76.67  105.05  -68.66   79.67
   17.00  -76.39  120.05  -65.96   86.17
   18.00  -76.85  135.05  -64.43   94.03
   19.00  -76.45  150.05  -62.59  100.88
   20.00  -75.30  165.05  -60.41  107.70
   21.00  -73.05  180.05  -57.53  115.04
   22.00  -70.77  195.05  -55.11  123.57
   23.00  -69.00  210.05  -53.84  132.93
</PRE>


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