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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>
07 Apr 1997 01:19:50 yearsecs   8299190
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.65   51.59  -68.06    6.66
    1.00  -63.18   66.59  -64.69   23.50
    2.00  -63.72   81.59  -61.56   38.41
    3.00  -64.25   96.59  -58.68   52.15
    4.00  -63.96  111.59  -55.26   63.90
    5.00  -65.27  126.59  -54.06   76.43
    6.00  -65.64  141.59  -52.53   87.20
    7.00  -65.53  156.59  -51.09   97.40
    8.00  -65.86  171.59  -50.57  107.75
    9.00  -65.60  186.59  -49.92  117.81
   10.00  -65.18  201.59  -49.73  127.87
   11.00  -64.99  216.59  -50.40  138.02
   12.00  -65.03  231.59  -51.82  148.27
   13.00  -65.28  246.59  -53.88  158.58
   14.00  -65.77  261.59  -56.49  168.84
   15.00  -66.47  276.59  -59.66  178.91
   16.00  -67.40  291.59  -63.42  188.60
   17.00  -67.50  306.59  -66.89  199.73
   18.00  -67.31  321.59  -70.45  212.70
   19.00  -67.90  336.59  -74.74  226.70
   20.00  -66.56  351.59  -77.10  251.15
   21.00  -65.19    6.59  -78.08  284.11
   22.00  -64.18   21.59  -76.72  319.61
   23.00  -63.09   36.59  -72.59  347.01
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.87   51.59  -74.13   16.95
    1.00  -69.15   66.59  -71.27   35.79
    2.00  -70.23   81.59  -68.34   50.80
    3.00  -71.37   96.59  -65.82   63.81
    4.00  -74.57  111.59  -65.71   78.70
    5.00  -75.69  126.59  -64.40   88.27
    6.00  -74.77  141.59  -61.72   94.85
    7.00  -73.78  156.59  -59.41  102.14
    8.00  -74.68  171.59  -59.47  110.88
    9.00  -74.72  186.59  -59.10  119.02
   10.00  -74.96  201.59  -59.44  127.10
   11.00  -74.90  216.59  -59.96  135.15
   12.00  -74.57  231.59  -60.72  143.43
   13.00  -74.48  246.59  -62.16  151.69
   14.00  -74.78  261.59  -64.35  159.53
   15.00  -74.39  276.59  -66.34  168.29
   16.00  -74.28  291.59  -68.98  176.72
   17.00  -72.50  306.59  -70.84  189.60
   18.00  -72.31  321.59  -74.26  200.21
   19.00  -73.28  336.59  -78.62  208.06
   20.00  -72.64  351.59  -82.09  227.12
   21.00  -70.19    6.59  -83.27  273.40
   22.00  -69.18   21.59  -82.40  323.33
   23.00  -68.13   36.59  -78.41  356.02
</PRE>


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