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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>
06 Jun 1997 14:42:22 yearsecs  13531342
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.21  218.40  -49.80  139.44
    1.00  -64.05  233.40  -51.11  149.93
    2.00  -64.88  248.40  -53.76  160.10
    3.00  -65.72  263.40  -56.74  170.17
    4.00  -65.49  278.40  -59.13  181.27
    5.00  -66.58  293.40  -63.10  191.07
    6.00  -66.78  308.40  -66.72  202.37
    7.00  -66.57  323.40  -70.29  215.86
    8.00  -67.00  338.40  -74.44  231.08
    9.00  -66.94  353.40  -77.83  253.37
   10.00  -66.53    8.40  -79.65  286.66
   11.00  -66.34   23.40  -78.98  324.97
   12.00  -66.37   38.40  -76.02  355.01
   13.00  -66.62   53.40  -72.27   16.05
   14.00  -67.10   68.40  -68.68   32.59
   15.00  -67.80   83.40  -65.52   47.10
   16.00  -68.73   98.40  -62.90   60.35
   17.00  -69.77  113.40  -60.86   72.32
   18.00  -69.65  128.40  -58.27   81.87
   19.00  -69.06  143.40  -55.82   90.85
   20.00  -67.88  158.40  -53.35   99.77
   21.00  -66.83  173.40  -51.47  109.24
   22.00  -65.77  188.40  -50.10  119.04
   23.00  -64.79  203.40  -49.42  129.11
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -75.60  218.40  -60.75  135.82
    1.00  -76.60  233.40  -62.79  142.91
    2.00  -77.52  248.40  -65.08  149.34
    3.00  -79.69  263.40  -68.61  152.57
    4.00  -81.64  278.40  -71.80  153.17
    5.00  -82.28  293.40  -74.01  154.80
    6.00  -82.03  308.40  -75.96  158.10
    7.00  -81.94  323.40  -78.11  159.14
    8.00  -82.97  338.40  -79.81  150.82
    9.00  -82.29  353.40  -81.84  147.11
   10.00  -82.06    8.40  -83.14  133.76
   11.00  -81.64   23.40  -83.52  113.94
   12.00  -81.34   38.40  -82.38   96.12
   13.00  -81.00   53.40  -80.25   86.25
   14.00  -80.90   68.40  -77.65   84.04
   15.00  -80.48   83.40  -74.92   83.91
   16.00  -80.38   98.40  -72.39   87.18
   17.00  -79.63  113.40  -69.64   89.96
   18.00  -79.51  128.40  -67.62   95.33
   19.00  -79.57  143.40  -66.16  101.43
   20.00  -78.88  158.40  -64.38  107.05
   21.00  -77.41  173.40  -62.16  113.04
   22.00  -76.46  188.40  -60.87  120.22
   23.00  -75.71  203.40  -60.24  127.95
</PRE>


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