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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>
26 Mar 1997 00:21:27 yearsecs   7258887
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.35   67.60  -60.85   20.30
    1.00  -61.02   82.60  -58.11   35.36
    2.00  -61.68   97.60  -55.61   49.62
    3.00  -62.35  112.60  -53.35   62.97
    4.00  -61.48  127.60  -49.95   74.01
    5.00  -62.55  142.60  -49.23   85.93
    6.00  -63.53  157.60  -48.97   97.18
    7.00  -64.04  172.60  -48.69  107.92
    8.00  -64.57  187.60  -48.90  118.38
    9.00  -63.96  202.60  -48.57  128.62
   10.00  -63.52  217.60  -49.08  139.04
   11.00  -63.33  232.60  -50.35  149.65
   12.00  -63.37  247.60  -52.26  160.41
   13.00  -63.62  262.60  -54.73  171.24
   14.00  -64.11  277.60  -57.75  182.06
   15.00  -64.81  292.60  -61.37  192.75
   16.00  -65.75  307.60  -65.63  203.38
   17.00  -66.90  322.60  -70.37  214.45
   18.00  -66.88  337.60  -74.13  230.40
   19.00  -66.24  352.60  -77.00  253.65
   20.00  -64.70    7.60  -77.62  287.02
   21.00  -63.59   22.60  -75.91  321.57
   22.00  -62.09   37.60  -71.10  347.44
   23.00  -60.93   52.60  -65.58    5.45
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.19   67.60  -73.72   45.57
    1.00  -72.90   82.60  -70.43   58.15
    2.00  -73.80   97.60  -67.75   69.43
    3.00  -74.56  112.60  -65.52   79.22
    4.00  -76.55  127.60  -65.05   90.04
    5.00  -77.65  142.60  -64.41   98.60
    6.00  -77.64  157.60  -63.19  105.60
    7.00  -77.21  172.60  -61.99  112.56
    8.00  -77.79  187.60  -62.24  120.02
    9.00  -78.65  202.60  -63.21  127.07
   10.00  -79.17  217.60  -64.24  133.68
   11.00  -78.24  232.60  -64.27  141.17
   12.00  -77.62  247.60  -65.07  148.84
   13.00  -77.31  262.60  -66.60  156.36
   14.00  -77.06  277.60  -68.58  163.84
   15.00  -76.50  292.60  -70.74  172.11
   16.00  -76.29  307.60  -73.54  179.66
   17.00  -75.12  322.60  -76.20  191.17
   18.00  -74.88  337.60  -79.70  200.86
   19.00  -75.27  352.60  -83.65  207.99
   20.00  -74.73    7.60  -87.37  235.98
   21.00  -73.16   22.60  -86.48  342.38
   22.00  -72.80   37.60  -82.55   18.34
   23.00  -71.82   52.60  -77.57   31.26
</PRE>


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