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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 Oct 1997 01:06:36 yearsecs  24195996
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.58   52.84  -65.06    5.28
    1.00  -61.23   67.84  -61.93   21.76
    2.00  -61.89   82.84  -59.11   36.79
    3.00  -62.54   97.84  -56.52   50.91
    4.00  -61.73  112.84  -52.65   62.54
    5.00  -62.83  127.84  -51.33   75.26
    6.00  -63.74  142.84  -50.44   86.83
    7.00  -64.19  157.84  -49.64   97.65
    8.00  -64.74  172.84  -49.39  108.28
    9.00  -64.15  187.84  -48.48  118.50
   10.00  -63.69  202.84  -48.32  128.80
   11.00  -63.50  217.84  -49.07  139.22
   12.00  -63.53  232.84  -50.57  149.75
   13.00  -63.79  247.84  -52.69  160.34
   14.00  -64.27  262.84  -55.36  170.93
   15.00  -64.98  277.84  -58.57  181.38
   16.00  -65.91  292.84  -62.39  191.54
   17.00  -67.07  307.84  -66.83  201.44
   18.00  -67.05  322.84  -70.55  214.38
   19.00  -66.41  337.84  -73.78  231.78
   20.00  -64.89  352.84  -75.75  256.91
   21.00  -63.78    7.84  -76.65  288.51
   22.00  -62.31   22.84  -74.38  321.65
   23.00  -61.15   37.84  -69.85  346.84
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.87   52.84  -78.99   41.08
    1.00  -74.61   67.84  -75.42   54.50
    2.00  -75.48   82.84  -72.33   65.78
    3.00  -76.25   97.84  -69.68   75.29
    4.00  -78.13  112.84  -68.54   86.33
    5.00  -79.15  127.84  -67.36   94.45
    6.00  -79.12  142.84  -65.79  100.59
    7.00  -78.76  157.84  -64.30  106.70
    8.00  -79.18  172.84  -63.98  113.68
    9.00  -79.05  187.84  -63.52  120.35
   10.00  -78.84  202.84  -63.40  127.15
   11.00  -78.51  217.84  -63.60  134.15
   12.00  -78.17  232.84  -64.22  141.34
   13.00  -78.01  247.84  -65.45  148.47
   14.00  -77.88  262.84  -67.10  155.55
   15.00  -77.41  277.84  -68.87  163.25
   16.00  -77.23  292.84  -71.26  170.34
   17.00  -76.11  307.84  -73.49  180.35
   18.00  -75.88  322.84  -76.64  188.23
   19.00  -76.27  337.84  -80.29  193.01
   20.00  -75.86  352.84  -83.87  202.50
   21.00  -74.52    7.84  -87.31  240.87
   22.00  -74.33   22.84  -87.47  358.61
   23.00  -73.52   37.84  -82.98   23.86
</PRE>


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