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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>
08 Jun 1997 15:57:41 yearsecs  13708661
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.74  197.83  -45.24  125.37
    1.00  -61.38  212.83  -46.65  136.09
    2.00  -62.02  227.83  -48.60  146.71
    3.00  -62.65  242.83  -50.96  157.32
    4.00  -61.90  257.83  -52.41  168.87
    5.00  -63.02  272.83  -55.91  179.43
    6.00  -63.88  287.83  -59.53  190.14
    7.00  -64.28  302.83  -63.19  201.57
    8.00  -64.59  317.83  -67.15  214.13
    9.00  -64.16  332.83  -70.54  230.27
   10.00  -63.74  347.83  -73.63  250.88
   11.00  -63.56    2.83  -75.98  278.03
   12.00  -63.60   17.83  -76.40  311.17
   13.00  -63.86   32.83  -74.40  341.67
   14.00  -64.35   47.83  -71.18    4.79
   15.00  -65.07   62.83  -67.92   23.04
   16.00  -66.01   77.83  -65.04   38.96
   17.00  -67.17   92.83  -62.61   53.53
   18.00  -67.16  107.83  -59.33   64.93
   19.00  -66.51  122.83  -55.93   74.94
   20.00  -65.01  137.83  -52.30   84.15
   21.00  -63.91  152.83  -49.71   93.99
   22.00  -62.47  167.83  -47.30  104.08
   23.00  -61.30  182.83  -45.66  114.60
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.61  197.83  -54.00  125.27
    1.00  -70.44  212.83  -55.40  134.35
    2.00  -71.42  227.83  -57.42  143.05
    3.00  -72.28  242.83  -59.74  151.44
    4.00  -74.65  257.83  -63.72  157.65
    5.00  -75.83  272.83  -66.88  163.84
    6.00  -75.59  287.83  -69.23  171.90
    7.00  -74.93  302.83  -71.71  181.24
    8.00  -75.72  317.83  -75.43  186.44
    9.00  -75.71  332.83  -78.89  193.85
   10.00  -75.47  347.83  -82.50  203.29
   11.00  -75.14    2.83  -86.30  218.79
   12.00  -74.80   17.83  -88.81  330.13
   13.00  -74.71   32.83  -85.06   28.52
   14.00  -74.68   47.83  -80.85   42.03
   15.00  -74.20   62.83  -76.47   49.69
   16.00  -74.08   77.83  -72.52   58.59
   17.00  -72.74   92.83  -67.88   64.24
   18.00  -72.56  107.83  -64.58   73.05
   19.00  -73.17  122.83  -62.56   82.70
   20.00  -72.63  137.83  -60.02   90.59
   21.00  -70.89  152.83  -56.80   98.00
   22.00  -70.49  167.83  -55.41  106.94
   23.00  -69.36  182.83  -53.74  115.92
</PRE>


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