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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>
10 Jun 1997 03:33:03 yearsecs  13836783
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.41   17.72  -72.73  311.21
    1.00  -61.54   32.72  -71.58  339.25
    2.00  -62.57   47.72  -69.03    1.87
    3.00  -65.95   62.72  -68.96   24.65
    4.00  -65.74   77.72  -64.78   38.38
    5.00  -66.78   92.72  -62.23   52.79
    6.00  -66.95  107.72  -59.13   64.56
    7.00  -66.87  122.72  -56.32   75.23
    8.00  -67.47  137.72  -54.84   85.93
    9.00  -67.06  152.72  -52.94   95.59
   10.00  -66.65  167.72  -51.54  105.40
   11.00  -66.46  182.72  -50.83  115.34
   12.00  -66.49  197.72  -50.91  125.25
   13.00  -66.75  212.72  -51.81  135.06
   14.00  -67.23  227.72  -53.48  144.78
   15.00  -67.94  242.72  -55.79  154.34
   16.00  -68.87  257.72  -58.65  163.57
   17.00  -69.39  272.72  -61.50  172.96
   18.00  -69.44  287.72  -64.36  182.94
   19.00  -69.13  302.72  -67.34  193.93
   20.00  -67.88  317.72  -69.95  208.10
   21.00  -65.25  332.72  -71.49  228.15
   22.00  -63.07  347.72  -72.95  251.83
   23.00  -61.22    2.72  -73.50  280.39
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.41   17.72  -78.47  310.84
    1.00  -66.54   32.72  -77.55  345.30
    2.00  -67.57   47.72  -74.88   11.37
    3.00  -71.71   62.72  -74.65   40.03
    4.00  -73.96   77.72  -72.46   58.13
    5.00  -75.41   92.72  -70.09   70.63
    6.00  -74.79  107.72  -66.60   77.05
    7.00  -74.28  122.72  -63.62   84.19
    8.00  -75.27  137.72  -62.62   93.37
    9.00  -75.08  152.72  -61.01  101.02
   10.00  -75.50  167.72  -60.47  109.21
   11.00  -75.30  182.72  -59.76  117.06
   12.00  -75.37  197.72  -59.79  125.00
   13.00  -75.18  212.72  -60.05  132.98
   14.00  -75.32  227.72  -61.12  140.87
   15.00  -75.00  242.72  -62.20  149.11
   16.00  -75.23  257.72  -64.20  156.87
   17.00  -74.39  272.72  -65.70  166.16
   18.00  -74.44  287.72  -68.36  174.26
   19.00  -74.17  302.72  -71.18  183.15
   20.00  -72.88  317.72  -73.71  195.80
   21.00  -70.25  332.72  -75.61  215.90
   22.00  -68.07  347.72  -77.60  240.91
   23.00  -66.22    2.72  -78.73  273.68
</PRE>


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