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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>
29 Jun 1997 16:45:58 yearsecs  15525958
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.62  184.17  -47.97  115.89
    1.00  -64.28  199.17  -48.76  126.26
    2.00  -65.33  214.17  -50.55  136.31
    3.00  -66.39  229.17  -52.84  146.08
    4.00  -66.20  244.17  -54.40  156.35
    5.00  -67.16  259.17  -57.36  166.00
    6.00  -67.29  274.17  -59.93  176.32
    7.00  -67.12  289.17  -62.67  187.23
    8.00  -67.75  304.17  -66.53  197.42
    9.00  -67.35  319.17  -69.87  210.43
   10.00  -67.25  334.17  -73.59  225.54
   11.00  -66.91  349.17  -76.90  246.32
   12.00  -66.93    4.17  -79.64  275.65
   13.00  -67.18   19.17  -80.37  314.81
   14.00  -67.65   34.17  -78.47  350.37
   15.00  -68.35   49.17  -75.30   15.29
   16.00  -69.27   64.17  -72.05   33.88
   17.00  -70.23   79.17  -68.96   48.95
   18.00  -70.01   94.17  -65.10   59.55
   19.00  -69.47  109.17  -61.36   69.06
   20.00  -68.41  124.17  -57.65   77.81
   21.00  -67.40  139.17  -54.60   86.84
   22.00  -65.86  154.17  -51.61   95.92
   23.00  -64.26  169.17  -49.06  105.59
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.62  184.17  -52.99  116.64
    1.00  -69.74  199.17  -54.15  126.09
    2.00  -70.80  214.17  -55.81  135.07
    3.00  -75.08  229.17  -60.99  141.79
    4.00  -77.60  244.17  -64.71  147.23
    5.00  -78.00  259.17  -66.73  153.68
    6.00  -77.20  274.17  -68.15  161.97
    7.00  -76.50  289.17  -70.12  170.50
    8.00  -76.97  304.17  -73.24  175.98
    9.00  -76.56  319.17  -76.14  183.83
   10.00  -76.92  334.17  -79.62  187.88
   11.00  -76.67  349.17  -83.10  193.80
   12.00  -76.78    4.17  -86.74  189.74
   13.00  -76.53   19.17  -88.86   80.84
   14.00  -76.58   34.17  -85.14   53.24
   15.00  -76.25   49.17  -81.13   53.50
   16.00  -76.50   64.17  -77.39   60.96
   17.00  -76.04   79.17  -73.55   65.79
   18.00  -76.36   94.17  -70.50   73.84
   19.00  -76.04  109.17  -67.41   80.27
   20.00  -74.97  124.17  -64.06   85.97
   21.00  -72.84  139.17  -60.07   91.56
   22.00  -70.86  154.17  -56.67   98.79
   23.00  -69.26  169.17  -54.11  107.29
</PRE>


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