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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 Jun 1997 00:17:27 yearsecs  13047447
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.80   63.41  -62.50   16.75
    1.00  -61.43   78.41  -59.59   32.08
    2.00  -62.07   93.41  -56.95   46.47
    3.00  -62.71  108.41  -54.55   59.97
    4.00  -61.96  123.41  -51.08   71.17
    5.00  -63.08  138.41  -50.22   83.22
    6.00  -63.93  153.41  -49.69   94.41
    7.00  -64.32  168.41  -49.16  105.08
    8.00  -64.65  183.41  -49.01  115.52
    9.00  -64.25  198.41  -48.72  125.74
   10.00  -63.84  213.41  -49.06  136.08
   11.00  -63.65  228.41  -50.20  146.57
   12.00  -63.68  243.41  -51.99  157.21
   13.00  -63.94  258.41  -54.37  167.92
   14.00  -64.43  273.41  -57.28  178.61
   15.00  -65.13  288.41  -60.77  189.15
   16.00  -66.07  303.41  -64.91  199.50
   17.00  -67.22  318.41  -69.57  210.01
   18.00  -67.21  333.41  -73.37  224.77
   19.00  -66.56  348.41  -76.41  246.00
   20.00  -65.06    3.41  -77.62  277.18
   21.00  -63.95   18.41  -76.76  312.46
   22.00  -62.51   33.41  -72.63  341.25
   23.00  -61.35   48.41  -67.28    1.09
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.02   63.41  -75.49   45.34
    1.00  -73.82   78.41  -72.18   58.13
    2.00  -74.73   93.41  -69.41   69.25
    3.00  -75.54  108.41  -67.12   78.88
    4.00  -77.57  123.41  -66.54   89.78
    5.00  -78.62  138.41  -65.74   98.01
    6.00  -78.48  153.41  -64.32  104.45
    7.00  -77.91  168.41  -62.87  110.91
    8.00  -78.45  183.41  -62.96  118.19
    9.00  -78.32  198.41  -62.80  125.17
   10.00  -78.16  213.41  -63.04  132.25
   11.00  -77.85  228.41  -63.59  139.51
   12.00  -77.51  243.41  -64.55  146.97
   13.00  -77.37  258.41  -66.11  154.30
   14.00  -77.28  273.41  -68.10  161.48
   15.00  -76.81  288.41  -70.19  169.42
   16.00  -76.64  303.41  -72.90  176.66
   17.00  -75.44  318.41  -75.41  187.74
   18.00  -75.24  333.41  -78.83  196.55
   19.00  -75.75  348.41  -82.73  201.31
   20.00  -75.30    3.41  -86.50  216.98
   21.00  -73.83   18.41  -87.75  323.88
   22.00  -73.57   33.41  -84.24   17.52
   23.00  -72.71   48.41  -79.45   31.12
</PRE>


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