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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>
12 Jul 1997 14:08:49 yearsecs  16639729
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.27  227.77  -51.66  145.55
    1.00  -66.41  242.77  -54.41  155.27
    2.00  -67.19  257.77  -57.18  165.01
    3.00  -67.97  272.77  -60.28  174.60
    4.00  -67.57  287.77  -62.76  185.62
    5.00  -68.20  302.77  -66.58  195.61
    6.00  -68.11  317.77  -70.14  207.69
    7.00  -68.44  332.77  -74.22  221.06
    8.00  -69.33  347.77  -78.67  236.95
    9.00  -69.72    2.77  -82.22  264.58
   10.00  -69.43   17.77  -82.98  311.52
   11.00  -69.16   32.77  -80.42  351.68
   12.00  -69.13   47.77  -76.49   15.85
   13.00  -69.33   62.77  -72.49   32.73
   14.00  -69.77   77.77  -68.88   46.76
   15.00  -70.43   92.77  -65.82   59.37
   16.00  -71.07  107.77  -63.19   70.56
   17.00  -71.18  122.77  -60.64   80.08
   18.00  -71.32  137.77  -58.72   89.27
   19.00  -70.65  152.77  -56.57   97.81
   20.00  -69.82  167.77  -54.74  106.63
   21.00  -69.06  182.77  -53.45  115.83
   22.00  -68.45  197.77  -52.85  125.25
   23.00  -66.67  212.77  -51.74  135.11
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.27  227.77  -56.34  143.54
    1.00  -71.44  242.77  -58.97  152.03
    2.00  -72.23  257.77  -61.61  160.37
    3.00  -77.88  272.77  -68.46  160.00
    4.00  -79.83  287.77  -72.01  161.22
    5.00  -80.23  302.77  -74.57  164.35
    6.00  -79.51  317.77  -76.92  170.71
    7.00  -78.56  332.77  -79.65  178.04
    8.00  -78.52  347.77  -82.75  177.83
    9.00  -78.55    2.77  -85.66  165.43
   10.00  -78.33   17.77  -87.23  116.88
   11.00  -78.42   32.77  -85.03   77.24
   12.00  -78.70   47.77  -81.75   71.68
   13.00  -78.52   62.77  -78.41   70.98
   14.00  -78.34   77.77  -75.11   73.88
   15.00  -78.16   92.77  -72.02   78.44
   16.00  -77.98  107.77  -69.23   83.89
   17.00  -77.79  122.77  -66.82   89.88
   18.00  -78.91  137.77  -66.07   98.16
   19.00  -79.20  152.77  -65.07  104.91
   20.00  -78.38  167.77  -63.37  110.91
   21.00  -76.48  182.77  -60.96  117.37
   22.00  -73.52  197.77  -57.92  125.11
   23.00  -71.67  212.77  -56.59  134.01
</PRE>


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