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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 Sep 1997 22:20:02 yearsecs  21075602
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.84   94.85  -58.62   50.11
    1.00  -65.13  109.85  -56.83   63.89
    2.00  -66.01  124.85  -55.09   75.87
    3.00  -67.16  139.85  -54.28   87.10
    4.00  -66.97  154.85  -52.68   96.96
    5.00  -67.88  169.85  -52.69  107.23
    6.00  -68.12  184.85  -52.47  116.99
    7.00  -68.85  199.85  -53.29  126.55
    8.00  -70.40  214.85  -55.47  135.58
    9.00  -71.49  229.85  -57.67  144.21
   10.00  -72.24  244.85  -59.94  152.66
   11.00  -71.06  259.85  -60.89  162.85
   12.00  -70.34  274.85  -62.69  173.19
   13.00  -70.00  289.85  -65.26  183.51
   14.00  -70.02  304.85  -68.55  193.80
   15.00  -70.36  319.85  -72.44  204.27
   16.00  -70.75  334.85  -76.53  216.37
   17.00  -70.65  349.85  -80.24  234.89
   18.00  -70.62    4.85  -83.42  266.55
   19.00  -69.77   19.85  -83.22  318.63
   20.00  -68.75   34.85  -79.50  354.55
   21.00  -67.77   49.85  -74.50   14.56
   22.00  -66.95   64.85  -69.48   28.89
   23.00  -65.31   79.85  -63.77   39.48
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.84   94.85  -63.82   57.93
    1.00  -70.13  109.85  -61.88   70.47
    2.00  -71.01  124.85  -60.15   81.14
    3.00  -77.08  139.85  -64.13   96.61
    4.00  -79.17  154.85  -64.90  105.78
    5.00  -79.62  169.85  -64.55  112.63
    6.00  -78.89  184.85  -63.39  118.96
    7.00  -77.78  199.85  -62.27  125.90
    8.00  -77.86  214.85  -62.81  133.05
    9.00  -77.86  229.85  -63.70  140.18
   10.00  -77.63  244.85  -64.80  147.52
   11.00  -77.66  259.85  -66.53  154.52
   12.00  -77.94  274.85  -68.81  160.81
   13.00  -77.72  289.85  -71.05  167.77
   14.00  -77.51  304.85  -73.66  174.54
   15.00  -77.29  319.85  -76.60  181.08
   16.00  -77.08  334.85  -79.82  187.18
   17.00  -76.85  349.85  -83.28  192.27
   18.00  -78.04    4.85  -86.34  168.01
   19.00  -78.34   19.85  -87.10  107.91
   20.00  -77.46   34.85  -84.89   64.11
   21.00  -75.44   49.85  -80.65   48.24
   22.00  -72.27   64.85  -74.53   43.70
   23.00  -70.31   79.85  -68.86   49.65
</PRE>


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