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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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<BODY BGCOLOR="#FFFFFF">



<H2>Current OVATION Boundary Information</H2><BR>
<PRE>
09 Apr 1997 02:36:49 yearsecs   8476609
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.61   32.28  -73.01  339.43
    1.00  -63.78   47.28  -70.64    3.14
    2.00  -64.64   62.28  -67.57   21.68
    3.00  -65.47   77.28  -64.60   37.49
    4.00  -65.24   92.28  -60.72   50.01
    5.00  -66.36  107.28  -58.62   63.46
    6.00  -66.58  122.28  -56.09   74.62
    7.00  -66.44  137.28  -53.84   84.83
    8.00  -66.88  152.28  -52.79   95.20
    9.00  -66.65  167.28  -51.57  105.10
   10.00  -66.24  182.28  -50.62  115.01
   11.00  -66.05  197.28  -50.46  124.96
   12.00  -66.08  212.28  -51.14  134.90
   13.00  -66.34  227.28  -52.61  144.83
   14.00  -66.82  242.28  -54.72  154.70
   15.00  -67.53  257.28  -57.40  164.41
   16.00  -68.46  272.28  -60.62  173.73
   17.00  -69.50  287.28  -64.32  182.55
   18.00  -69.39  302.28  -67.46  193.14
   19.00  -68.79  317.28  -70.57  205.85
   20.00  -67.62  332.28  -73.42  222.58
   21.00  -66.30  347.28  -75.92  244.86
   22.00  -64.62    2.28  -77.03  275.41
   23.00  -63.16   17.28  -75.94  309.97
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.61   32.28  -78.85  346.59
    1.00  -68.78   47.28  -76.27   14.14
    2.00  -69.83   62.28  -73.10   33.68
    3.00  -72.88   77.28  -71.74   54.60
    4.00  -75.76   92.28  -70.45   71.33
    5.00  -76.44  107.28  -68.08   80.20
    6.00  -75.48  122.28  -64.81   85.77
    7.00  -74.85  137.28  -62.26   92.66
    8.00  -75.90  152.28  -61.86  101.49
    9.00  -75.69  167.28  -60.68  109.08
   10.00  -76.02  182.28  -60.50  117.00
   11.00  -75.85  197.28  -60.27  124.75
   12.00  -75.79  212.28  -60.63  132.56
   13.00  -75.62  227.28  -61.36  140.46
   14.00  -75.78  242.28  -62.86  148.16
   15.00  -75.43  257.28  -64.32  156.38
   16.00  -75.55  272.28  -66.57  164.04
   17.00  -74.53  287.28  -68.35  173.84
   18.00  -74.65  302.28  -71.41  181.69
   19.00  -74.76  317.28  -74.78  189.55
   20.00  -73.71  332.28  -77.78  202.87
   21.00  -71.30  347.28  -80.08  228.34
   22.00  -69.62    2.28  -82.04  263.70
   23.00  -68.16   17.28  -81.59  309.74
</PRE>


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