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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>
01 Jun 1997 14:00:31 yearsecs  13096831
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.07  227.85  -48.65  146.71
    1.00  -62.66  242.85  -50.97  157.33
    2.00  -63.25  257.85  -53.65  167.99
    3.00  -63.83  272.85  -56.64  178.73
    4.00  -63.35  287.85  -59.06  190.72
    5.00  -64.57  302.85  -63.45  201.20
    6.00  -65.13  317.85  -67.63  213.26
    7.00  -65.16  332.85  -71.45  228.46
    8.00  -65.45  347.85  -75.26  247.63
    9.00  -65.34    2.85  -77.84  275.51
   10.00  -64.92   17.85  -77.90  311.16
   11.00  -64.71   32.85  -75.41  342.73
   12.00  -64.73   47.85  -71.62    5.47
   13.00  -64.97   62.85  -67.80   22.86
   14.00  -65.43   77.85  -64.40   37.92
   15.00  -66.11   92.85  -61.51   51.83
   16.00  -67.02  107.85  -59.18   64.76
   17.00  -68.16  122.85  -57.61   76.66
   18.00  -68.16  137.85  -55.53   86.57
   19.00  -67.48  152.85  -53.36   95.92
   20.00  -66.07  167.85  -50.96  105.28
   21.00  -64.99  182.85  -49.36  115.19
   22.00  -63.71  197.85  -48.16  125.36
   23.00  -62.55  212.85  -47.78  135.91
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.00  227.85  -57.02  143.26
    1.00  -72.02  242.85  -59.51  151.65
    2.00  -73.00  257.85  -62.29  159.59
    3.00  -73.96  272.85  -65.37  166.90
    4.00  -76.49  287.85  -69.88  169.88
    5.00  -77.56  302.85  -73.31  173.58
    6.00  -77.10  317.85  -76.10  181.13
    7.00  -76.89  332.85  -79.31  187.60
    8.00  -77.33  347.85  -82.84  187.93
    9.00  -77.13    2.85  -86.34  185.03
   10.00  -77.13   17.85  -88.48  108.30
   11.00  -76.93   32.85  -85.46   58.23
   12.00  -76.58   47.85  -81.56   55.45
   13.00  -76.45   62.85  -77.70   60.16
   14.00  -76.53   77.85  -74.15   66.94
   15.00  -76.09   92.85  -70.58   72.50
   16.00  -75.95  107.85  -67.57   79.43
   17.00  -74.49  122.85  -63.80   84.56
   18.00  -74.27  137.85  -61.64   92.32
   19.00  -74.95  152.85  -60.87  100.98
   20.00  -74.37  167.85  -59.32  108.70
   21.00  -72.47  182.85  -56.89  116.52
   22.00  -71.87  197.85  -56.25  125.22
   23.00  -70.95  212.85  -55.89  134.24
</PRE>


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