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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>
07 May 1997 02:00:29 yearsecs  10893629
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.00   39.43  -72.98  352.58
    1.00  -64.50   54.43  -69.55   12.97
    2.00  -65.59   69.43  -66.76   30.50
    3.00  -66.68   84.43  -64.12   45.87
    4.00  -66.49   99.43  -60.42   57.64
    5.00  -67.39  114.43  -58.28   69.98
    6.00  -67.47  129.43  -55.91   80.40
    7.00  -67.34  144.43  -53.97   90.27
    8.00  -67.97  159.43  -53.37  100.49
    9.00  -67.75  174.43  -52.36  110.18
   10.00  -67.35  189.43  -51.66  119.86
   11.00  -67.16  204.43  -51.78  129.60
   12.00  -67.19  219.43  -52.71  139.35
   13.00  -67.45  234.43  -54.38  149.12
   14.00  -67.93  249.43  -56.65  158.80
   15.00  -68.64  264.43  -59.47  168.25
   16.00  -69.55  279.43  -62.84  177.22
   17.00  -70.44  294.43  -66.57  185.86
   18.00  -70.22  309.43  -69.78  196.69
   19.00  -69.69  324.43  -73.08  209.82
   20.00  -68.68  339.43  -76.10  227.91
   21.00  -67.70  354.43  -78.74  253.21
   22.00  -66.45    9.43  -79.62  289.36
   23.00  -64.76   24.43  -77.02  326.09
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.00   39.43  -78.61    3.41
    1.00  -70.05   54.43  -75.51   26.57
    2.00  -71.05   69.43  -72.26   43.44
    3.00  -75.71   84.43  -72.12   67.27
    4.00  -78.08   99.43  -70.73   80.77
    5.00  -78.38  114.43  -68.50   87.51
    6.00  -77.56  129.43  -65.76   92.46
    7.00  -77.24  144.43  -63.84   98.97
    8.00  -77.51  159.43  -62.95  106.37
    9.00  -77.32  174.43  -62.03  113.50
   10.00  -77.65  189.43  -62.07  120.88
   11.00  -77.39  204.43  -61.97  128.18
   12.00  -77.56  219.43  -62.74  135.40
   13.00  -77.31  234.43  -63.54  142.83
   14.00  -77.32  249.43  -65.01  150.08
   15.00  -77.02  264.43  -66.61  157.69
   16.00  -77.28  279.43  -69.02  164.24
   17.00  -76.99  294.43  -71.40  171.68
   18.00  -77.41  309.43  -74.51  176.68
   19.00  -76.97  324.43  -77.46  184.18
   20.00  -75.80  339.43  -80.51  196.60
   21.00  -73.63  354.43  -83.41  224.07
   22.00  -71.45    9.43  -84.89  277.89
   23.00  -69.76   24.43  -82.66  332.86
</PRE>


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