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    <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>
23 May 1997 17:30:24 yearsecs  12331824
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.34  167.71  -51.23  105.29
    1.00  -66.37  182.71  -50.74  115.32
    2.00  -67.12  197.71  -51.52  125.24
    3.00  -67.86  212.71  -52.88  134.84
    4.00  -67.41  227.71  -53.65  144.71
    5.00  -68.00  242.71  -55.85  154.30
    6.00  -67.86  257.71  -57.76  164.43
    7.00  -68.15  272.71  -60.43  174.37
    8.00  -69.17  287.71  -64.12  183.34
    9.00  -69.49  302.71  -67.63  193.29
   10.00  -69.24  317.71  -71.04  205.21
   11.00  -69.02  332.71  -74.67  219.47
   12.00  -69.02  347.71  -78.41  237.92
   13.00  -69.26    2.71  -81.76  266.07
   14.00  -69.72   17.71  -83.31  311.46
   15.00  -70.42   32.71  -81.72  356.12
   16.00  -71.08   47.71  -78.34   22.85
   17.00  -71.22   62.71  -74.23   38.37
   18.00  -71.37   77.71  -70.36   50.70
   19.00  -70.73   92.71  -66.11   59.92
   20.00  -69.91  107.71  -62.08   68.72
   21.00  -69.13  122.71  -58.60   77.63
   22.00  -68.49  137.71  -55.88   86.75
   23.00  -67.57  152.71  -53.46   95.88
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.04  167.71  -56.98  107.53
    1.00  -73.13  182.71  -57.55  116.58
    2.00  -73.88  197.71  -58.28  125.07
    3.00  -79.03  212.71  -63.89  131.56
    4.00  -80.81  227.71  -66.38  136.77
    5.00  -81.19  242.71  -67.79  142.12
    6.00  -80.57  257.71  -68.66  148.74
    7.00  -79.63  272.71  -69.74  156.30
    8.00  -79.70  287.71  -71.93  161.55
    9.00  -79.67  302.71  -74.32  166.38
   10.00  -79.48  317.71  -76.90  170.82
   11.00  -79.53  332.71  -79.71  172.29
   12.00  -79.76  347.71  -82.45  167.79
   13.00  -79.58    2.71  -84.94  155.24
   14.00  -79.40   17.71  -86.10  119.65
   15.00  -79.21   32.71  -84.61   85.61
   16.00  -79.03   47.71  -81.72   74.23
   17.00  -78.84   62.71  -78.49   72.72
   18.00  -79.85   77.71  -75.73   80.16
   19.00  -80.10   92.71  -73.16   84.69
   20.00  -79.35  107.71  -70.26   87.23
   21.00  -77.63  122.71  -66.69   89.58
   22.00  -74.95  137.71  -62.31   93.00
   23.00  -73.28  152.71  -59.21   99.61
</PRE>


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