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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>
06 Jan 1997 04:34:28 yearsecs    448468
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -53.25    3.44  -64.86  287.17
    1.00  -54.56   18.44  -65.63  313.14
    2.00  -55.26   33.44  -63.19  336.65
    3.00  -64.28   48.44  -70.93    5.43
    4.00  -67.19   63.44  -70.12   28.03
    5.00  -67.34   78.44  -66.30   42.05
    6.00  -66.90   93.44  -62.19   53.56
    7.00  -65.58  108.44  -57.58   63.36
    8.00  -66.16  123.44  -55.46   75.01
    9.00  -66.55  138.44  -53.82   85.70
   10.00  -66.53  153.44  -52.34   95.78
   11.00  -66.95  168.44  -51.81  105.98
   12.00  -67.66  183.44  -52.02  116.01
   13.00  -67.63  198.44  -52.05  125.70
   14.00  -67.60  213.44  -52.68  135.36
   15.00  -67.55  228.44  -53.85  145.13
   16.00  -67.49  243.44  -55.48  155.09
   17.00  -67.33  258.44  -57.40  165.36
   18.00  -68.72  273.44  -61.05  174.22
   19.00  -68.90  288.44  -64.04  184.23
   20.00  -67.43  303.44  -66.09  197.39
   21.00  -64.28  318.44  -67.02  215.19
   22.00  -59.35  333.44  -66.09  238.02
   23.00  -56.00  348.44  -65.90  261.27
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -58.25    3.44  -70.36  284.22
    1.00  -59.56   18.44  -71.66  312.70
    2.00  -60.26   33.44  -69.82  339.44
    3.00  -69.28   48.44  -76.45   17.17
    4.00  -72.19   63.44  -74.84   42.30
    5.00  -72.34   78.44  -71.00   53.83
    6.00  -71.90   93.44  -67.01   62.81
    7.00  -70.58  108.44  -62.59   70.23
    8.00  -71.16  123.44  -60.51   80.46
    9.00  -71.55  138.44  -58.88   89.90
   10.00  -71.53  153.44  -57.40   98.79
   11.00  -71.95  168.44  -56.85  107.92
   12.00  -72.66  183.44  -57.06  116.90
   13.00  -72.63  198.44  -57.03  125.53
   14.00  -72.60  213.44  -57.53  134.15
   15.00  -72.55  228.44  -58.54  142.83
   16.00  -72.49  243.44  -60.00  151.63
   17.00  -72.33  258.44  -61.79  160.66
   18.00  -73.72  273.44  -65.27  167.60
   19.00  -73.90  288.44  -68.09  175.74
   20.00  -72.43  303.44  -70.09  187.75
   21.00  -69.28  318.44  -71.25  205.72
   22.00  -64.35  333.44  -70.86  230.64
   23.00  -61.00  348.44  -71.05  255.94
</PRE>


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