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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>
09 Sep 1997 22:22:12 yearsecs  21766932
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.26   94.18  -57.00   47.39
    1.00  -62.82  109.18  -54.51   60.71
    2.00  -63.38  124.18  -52.46   72.98
    3.00  -63.93  139.18  -51.03   84.35
    4.00  -63.54  154.18  -49.23   94.76
    5.00  -64.81  169.18  -49.62  105.77
    6.00  -65.29  184.18  -49.64  116.14
    7.00  -65.28  199.18  -49.75  126.24
    8.00  -65.95  214.18  -51.15  136.19
    9.00  -65.32  229.18  -51.84  146.50
   10.00  -64.94  244.18  -53.25  157.08
   11.00  -64.71  259.18  -55.18  167.93
   12.00  -64.75  274.18  -57.70  178.89
   13.00  -65.00  289.18  -60.81  189.89
   14.00  -65.49  304.18  -64.58  200.98
   15.00  -66.19  319.18  -68.90  212.63
   16.00  -67.13  334.18  -73.49  225.83
   17.00  -68.28  349.18  -78.12  242.53
   18.00  -68.31    4.18  -81.05  272.56
   19.00  -67.62   19.18  -80.86  315.01
   20.00  -66.25   34.18  -76.89  347.52
   21.00  -65.15   49.18  -71.76    7.93
   22.00  -63.91   64.18  -66.20   22.32
   23.00  -62.73   79.18  -60.98   34.69
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.08   94.18  -67.00   63.67
    1.00  -73.16  109.18  -64.87   74.87
    2.00  -74.13  124.18  -63.26   84.76
    3.00  -75.11  139.18  -62.30   93.95
    4.00  -77.64  154.18  -63.43  103.99
    5.00  -78.64  169.18  -63.57  111.72
    6.00  -78.13  184.18  -62.63  118.46
    7.00  -77.52  199.18  -62.00  125.60
    8.00  -78.42  214.18  -63.34  132.50
    9.00  -78.19  229.18  -63.96  139.62
   10.00  -78.21  244.18  -65.25  146.55
   11.00  -78.03  259.18  -66.76  153.64
   12.00  -77.67  274.18  -68.51  161.06
   13.00  -77.51  289.18  -70.80  168.02
   14.00  -77.61  304.18  -73.59  173.96
   15.00  -77.18  319.18  -76.41  181.29
   16.00  -77.02  334.18  -79.65  187.34
   17.00  -75.54  349.18  -82.86  203.47
   18.00  -75.31    4.18  -86.71  217.70
   19.00  -75.98   19.18  -89.15   49.31
   20.00  -75.41   34.18  -84.95   38.29
   21.00  -73.54   49.18  -79.80   36.27
   22.00  -72.89   64.18  -75.18   45.41
   23.00  -72.09   79.18  -70.61   53.67
</PRE>


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