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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>
07 Jul 1997 18:30:16 yearsecs  16223416
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.59  152.08  -50.47   93.81
    1.00  -64.57  167.08  -49.47  104.24
    2.00  -65.65  182.08  -50.04  114.78
    3.00  -66.73  197.08  -51.13  124.83
    4.00  -66.53  212.08  -51.56  134.69
    5.00  -67.41  227.08  -53.59  144.29
    6.00  -67.48  242.08  -55.30  154.18
    7.00  -67.37  257.08  -57.23  164.40
    8.00  -68.06  272.08  -60.24  174.03
    9.00  -67.77  287.08  -62.80  184.85
   10.00  -67.42  302.08  -65.76  196.37
   11.00  -67.23  317.08  -69.24  208.84
   12.00  -67.26  332.08  -73.07  223.20
   13.00  -67.52  347.08  -76.97  241.50
   14.00  -68.00    2.08  -80.43  268.28
   15.00  -68.71   17.08  -82.20  309.19
   16.00  -69.61   32.08  -81.04  351.68
   17.00  -70.47   47.08  -77.96   19.63
   18.00  -70.26   62.08  -73.56   34.78
   19.00  -69.73   77.08  -69.03   46.12
   20.00  -68.73   92.08  -64.35   55.66
   21.00  -67.75  107.08  -60.08   65.18
   22.00  -66.84  122.08  -56.39   74.75
   23.00  -65.33  137.08  -52.71   83.85
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.59  152.08  -55.55   96.69
    1.00  -70.64  167.08  -55.60  106.54
    2.00  -71.62  182.08  -56.04  115.90
    3.00  -76.21  197.08  -60.63  124.64
    4.00  -78.52  212.08  -63.35  131.48
    5.00  -78.83  227.08  -64.44  138.16
    6.00  -78.06  242.08  -64.92  145.74
    7.00  -77.37  257.08  -65.94  153.67
    8.00  -77.72  272.08  -68.24  160.01
    9.00  -77.35  287.08  -70.34  167.50
   10.00  -77.35  302.08  -73.05  173.92
   11.00  -77.19  317.08  -75.97  180.45
   12.00  -77.40  332.08  -79.28  184.55
   13.00  -77.18  347.08  -82.65  189.12
   14.00  -77.21    2.08  -86.14  184.70
   15.00  -76.93   17.08  -88.74  113.56
   16.00  -77.19   32.08  -85.61   62.34
   17.00  -76.92   47.08  -81.83   57.85
   18.00  -77.39   62.08  -78.25   64.70
   19.00  -77.03   77.08  -74.61   68.47
   20.00  -75.98   92.08  -70.65   71.82
   21.00  -73.96  107.08  -65.99   75.12
   22.00  -71.92  122.08  -61.47   80.60
   23.00  -70.33  137.08  -57.81   87.94
</PRE>


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