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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 Apr 1997 02:37:57 yearsecs   8476677
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.67   32.00  -73.14  339.00
    1.00  -63.80   47.00  -70.74    2.80
    2.00  -64.64   62.00  -67.65   21.39
    3.00  -65.47   77.00  -64.67   37.24
    4.00  -65.24   92.00  -60.78   49.78
    5.00  -66.36  107.00  -58.67   63.25
    6.00  -66.58  122.00  -56.14   74.42
    7.00  -66.44  137.00  -53.87   84.64
    8.00  -66.88  152.00  -52.82   95.01
    9.00  -66.65  167.00  -51.58  104.92
   10.00  -66.24  182.00  -50.63  114.82
   11.00  -66.05  197.00  -50.45  124.78
   12.00  -66.08  212.00  -51.12  134.71
   13.00  -66.34  227.00  -52.58  144.64
   14.00  -66.82  242.00  -54.69  154.51
   15.00  -67.53  257.00  -57.36  164.22
   16.00  -68.46  272.00  -60.57  173.54
   17.00  -69.50  287.00  -64.26  182.36
   18.00  -69.39  302.00  -67.39  192.94
   19.00  -68.79  317.00  -70.50  205.61
   20.00  -67.62  332.00  -73.35  222.28
   21.00  -66.34  347.00  -75.89  244.36
   22.00  -64.66    2.00  -77.03  274.76
   23.00  -63.21   17.00  -76.01  309.34
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.67   32.00  -78.97  346.14
    1.00  -68.84   47.00  -76.41   13.96
    2.00  -69.89   62.00  -73.24   33.60
    3.00  -72.95   77.00  -71.86   54.60
    4.00  -75.82   92.00  -70.55   71.35
    5.00  -76.50  107.00  -68.18   80.20
    6.00  -75.56  122.00  -64.92   85.75
    7.00  -74.92  137.00  -62.36   92.60
    8.00  -75.96  152.00  -61.94  101.40
    9.00  -75.74  167.00  -60.75  108.96
   10.00  -76.07  182.00  -60.56  116.87
   11.00  -75.89  197.00  -60.31  124.60
   12.00  -75.82  212.00  -60.65  132.40
   13.00  -75.65  227.00  -61.37  140.29
   14.00  -75.81  242.00  -62.86  147.98
   15.00  -75.46  257.00  -64.30  156.20
   16.00  -75.57  272.00  -66.54  163.85
   17.00  -74.56  287.00  -68.31  173.65
   18.00  -74.67  302.00  -71.36  181.49
   19.00  -74.78  317.00  -74.72  189.33
   20.00  -73.74  332.00  -77.73  202.56
   21.00  -71.34  347.00  -80.04  227.82
   22.00  -69.66    2.00  -82.03  262.85
   23.00  -68.21   17.00  -81.65  308.92
</PRE>


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