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    <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>
20 Jul 1997 17:34:00 yearsecs  17343240
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.71  169.61  -49.49  106.03
    1.00  -64.15  184.61  -48.50  116.27
    2.00  -65.17  199.61  -49.66  126.53
    3.00  -66.19  214.61  -51.40  136.42
    4.00  -66.00  229.61  -52.52  146.53
    5.00  -66.99  244.61  -55.17  156.18
    6.00  -67.13  259.61  -57.40  166.33
    7.00  -66.98  274.61  -59.74  176.95
    8.00  -67.65  289.61  -63.21  186.83
    9.00  -67.26  304.61  -66.22  198.57
   10.00  -66.88  319.61  -69.58  211.75
   11.00  -66.67  334.61  -73.21  227.35
   12.00  -66.70  349.61  -76.81  247.53
   13.00  -66.96    4.61  -79.73  276.63
   14.00  -67.45   19.61  -80.64  316.10
   15.00  -68.15   34.61  -78.92  352.44
   16.00  -69.08   49.61  -75.93   17.99
   17.00  -70.06   64.61  -72.68   36.49
   18.00  -69.86   79.61  -68.50   48.43
   19.00  -69.31   94.61  -64.33   58.58
   20.00  -68.24  109.61  -60.06   67.65
   21.00  -67.22  124.61  -56.37   76.88
   22.00  -66.24  139.61  -53.36   86.26
   23.00  -65.37  154.61  -51.07   95.96
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.12  169.61  -57.98  109.10
    1.00  -74.10  184.61  -58.51  117.83
    2.00  -75.03  199.61  -59.47  126.03
    3.00  -78.28  214.61  -63.21  132.76
    4.00  -80.34  229.61  -66.05  137.97
    5.00  -80.76  244.61  -67.56  143.44
    6.00  -80.23  259.61  -68.60  150.07
    7.00  -79.79  274.61  -70.11  156.66
    8.00  -80.29  289.61  -72.54  160.45
    9.00  -80.07  304.61  -74.81  165.39
   10.00  -80.30  319.61  -77.41  167.29
   11.00  -80.10  334.61  -80.04  168.77
   12.00  -80.02  349.61  -82.68  164.82
   13.00  -79.75    4.61  -85.04  150.67
   14.00  -79.71   19.61  -85.69  115.24
   15.00  -79.38   34.61  -84.18   84.95
   16.00  -79.48   49.61  -81.27   77.07
   17.00  -78.97   64.61  -78.11   73.70
   18.00  -79.12   79.61  -75.08   77.56
   19.00  -78.88   94.61  -72.12   81.30
   20.00  -77.99  109.61  -68.93   84.67
   21.00  -76.22  124.61  -65.16   88.09
   22.00  -74.70  139.61  -61.86   93.73
   23.00  -73.51  154.61  -59.29  100.84
</PRE>


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