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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>
09 May 1997 13:36:16 yearsecs  11108176
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.74  232.02  -50.67  149.08
    1.00  -63.70  247.02  -52.49  159.79
    2.00  -64.49  262.02  -55.42  170.15
    3.00  -65.28  277.02  -58.68  180.46
    4.00  -65.04  292.02  -61.44  192.02
    5.00  -66.19  307.02  -65.87  202.21
    6.00  -66.43  322.02  -69.82  214.81
    7.00  -66.30  337.02  -73.48  231.01
    8.00  -66.90  352.02  -77.51  251.03
    9.00  -66.48    7.02  -79.48  283.30
   10.00  -66.07   22.02  -78.84  321.46
   11.00  -65.88   37.02  -75.80  351.79
   12.00  -65.91   52.02  -71.86   12.89
   13.00  -66.17   67.02  -68.04   29.34
   14.00  -66.65   82.02  -64.68   43.78
   15.00  -67.36   97.02  -61.84   57.10
   16.00  -68.29  112.02  -59.64   69.41
   17.00  -69.35  127.02  -58.17   80.67
   18.00  -69.27  142.02  -56.18   90.13
   19.00  -68.65  157.02  -54.22   99.27
   20.00  -67.45  172.02  -52.15  108.51
   21.00  -66.39  187.02  -50.72  118.18
   22.00  -65.32  202.02  -49.88  128.14
   23.00  -64.29  217.02  -49.77  138.46
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.83  232.02  -59.13  144.75
    1.00  -73.91  247.02  -61.70  152.47
    2.00  -74.88  262.02  -64.49  159.63
    3.00  -77.10  277.02  -68.51  163.50
    4.00  -79.42  292.02  -72.44  163.85
    5.00  -80.11  307.02  -75.22  165.83
    6.00  -79.60  322.02  -77.72  171.03
    7.00  -79.03  337.02  -80.54  175.38
    8.00  -79.67  352.02  -83.23  166.08
    9.00  -79.37    7.02  -85.63  148.90
   10.00  -79.47   22.02  -85.80  108.09
   11.00  -79.23   37.02  -83.82   81.26
   12.00  -79.03   52.02  -80.81   73.55
   13.00  -78.80   67.02  -77.56   73.21
   14.00  -78.84   82.02  -74.48   77.12
   15.00  -78.46   97.02  -71.43   80.92
   16.00  -78.43  112.02  -68.91   86.65
   17.00  -77.44  127.02  -65.94   91.17
   18.00  -77.40  142.02  -64.23   98.02
   19.00  -77.63  157.02  -63.22  105.32
   20.00  -76.92  172.02  -61.71  112.12
   21.00  -75.11  187.02  -59.50  119.31
   22.00  -74.00  202.02  -58.48  127.44
   23.00  -73.06  217.02  -58.19  136.05
</PRE>


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