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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>
03 May 1997 23:15:11 yearsecs  10624511
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.22   79.21  -62.71   37.07
    1.00  -64.00   94.21  -58.93   49.79
    2.00  -64.88  109.21  -56.69   63.09
    3.00  -65.75  124.21  -54.92   75.16
    4.00  -65.53  139.21  -52.68   85.47
    5.00  -66.61  154.21  -52.37   96.34
    6.00  -66.81  169.21  -51.63  106.45
    7.00  -66.64  184.21  -51.00  116.36
    8.00  -67.17  199.21  -51.61  126.21
    9.00  -66.95  214.21  -52.10  136.00
   10.00  -66.71  229.21  -53.14  145.97
   11.00  -66.41  244.21  -54.59  156.25
   12.00  -66.42  259.21  -56.71  166.63
   13.00  -66.66  274.21  -59.39  177.01
   14.00  -67.12  289.21  -62.68  187.25
   15.00  -67.81  304.21  -66.59  197.35
   16.00  -68.72  319.21  -71.01  207.60
   17.00  -69.74  334.21  -75.61  218.94
   18.00  -69.61  349.21  -79.25  238.12
   19.00  -69.01    4.21  -81.75  270.66
   20.00  -67.86   19.21  -81.13  315.18
   21.00  -66.81   34.21  -77.52  348.61
   22.00  -65.77   49.21  -72.47    9.17
   23.00  -64.81   64.21  -67.26   23.95
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.20   79.21  -69.83   51.37
    1.00  -72.31   94.21  -67.20   64.17
    2.00  -73.32  109.21  -65.02   75.17
    3.00  -76.18  124.21  -65.17   87.83
    4.00  -78.62  139.21  -65.66   98.35
    5.00  -79.26  154.21  -65.02  105.59
    6.00  -78.67  169.21  -63.61  111.75
    7.00  -78.40  184.21  -62.90  118.54
    8.00  -78.77  199.21  -63.27  125.50
    9.00  -78.38  214.21  -63.29  132.53
   10.00  -78.41  229.21  -64.18  139.46
   11.00  -78.23  244.21  -65.27  146.54
   12.00  -78.11  259.21  -66.82  153.53
   13.00  -77.87  274.21  -68.66  160.66
   14.00  -77.92  289.21  -71.08  166.97
   15.00  -77.56  304.21  -73.57  174.11
   16.00  -77.62  319.21  -76.59  179.47
   17.00  -76.76  334.21  -79.58  188.82
   18.00  -76.83  349.21  -83.12  192.37
   19.00  -76.90    4.21  -86.72  187.60
   20.00  -76.06   19.21  -89.12   54.97
   21.00  -74.11   34.21  -84.36   23.91
   22.00  -72.72   49.21  -79.23   31.98
   23.00  -71.56   64.21  -74.12   40.77
</PRE>


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