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    <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>
21 Apr 1997 17:14:21 yearsecs   9566061
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.14  172.92  -45.75  107.39
    1.00  -61.76  187.92  -46.09  118.31
    2.00  -62.39  202.92  -47.05  128.94
    3.00  -63.01  217.92  -48.61  139.39
    4.00  -62.34  232.92  -49.46  150.27
    5.00  -63.49  247.92  -52.42  160.57
    6.00  -64.26  262.92  -55.36  171.00
    7.00  -64.56  277.92  -58.21  181.86
    8.00  -65.15  292.92  -61.73  192.58
    9.00  -64.51  307.92  -64.61  205.49
   10.00  -64.11  322.92  -68.01  219.78
   11.00  -63.91  337.92  -71.54  236.85
   12.00  -63.94  352.92  -74.84  258.76
   13.00  -64.20    7.92  -77.11  288.27
   14.00  -64.68   22.92  -77.14  322.75
   15.00  -65.39   37.92  -75.01  352.41
   16.00  -66.32   52.92  -72.07   14.83
   17.00  -65.44   67.92  -66.99   28.78
   18.00  -65.35   82.92  -63.06   42.25
   19.00  -66.20   97.92  -60.45   56.03
   20.00  -65.34  112.92  -56.46   66.48
   21.00  -63.72  127.92  -52.25   76.05
   22.00  -62.85  142.92  -49.50   86.34
   23.00  -61.68  157.92  -47.06   96.62
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.18  172.92  -51.84  109.03
    1.00  -68.10  187.92  -52.42  118.97
    2.00  -69.10  202.92  -53.64  128.46
    3.00  -70.02  217.92  -55.30  137.57
    4.00  -72.73  232.92  -59.11  145.33
    5.00  -73.95  247.92  -61.84  152.94
    6.00  -73.43  262.92  -63.39  162.01
    7.00  -72.47  277.92  -65.01  172.13
    8.00  -73.24  292.92  -68.47  179.64
    9.00  -72.88  307.92  -71.42  189.51
   10.00  -72.48  322.92  -74.71  200.63
   11.00  -72.34  337.92  -78.40  213.32
   12.00  -72.13  352.92  -82.09  232.13
   13.00  -72.20    7.92  -85.42  268.13
   14.00  -72.37   22.92  -85.65  337.97
   15.00  -71.96   37.92  -81.80   13.61
   16.00  -71.94   52.92  -77.58   32.09
   17.00  -70.44   67.92  -72.12   40.46
   18.00  -70.35   82.92  -68.12   52.07
   19.00  -71.20   97.92  -65.37   64.37
   20.00  -70.66  112.92  -61.82   73.24
   21.00  -68.72  127.92  -57.40   80.60
   22.00  -68.35  142.92  -55.15   90.01
   23.00  -67.09  157.92  -52.57   99.06
</PRE>


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