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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 May 1997 22:55:49 yearsecs  12178549
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.44   82.99  -63.13   42.45
    1.00  -64.75   97.99  -58.91   54.00
    2.00  -65.77  112.99  -56.89   67.02
    3.00  -66.77  127.99  -55.40   78.77
    4.00  -66.45  142.99  -53.21   88.70
    5.00  -67.13  157.99  -52.62   99.12
    6.00  -66.50  172.99  -51.15  108.87
    7.00  -67.16  187.99  -51.48  118.91
    8.00  -68.17  202.99  -52.71  128.58
    9.00  -68.53  217.99  -53.89  138.05
   10.00  -68.84  232.99  -55.51  147.50
   11.00  -68.20  247.99  -56.70  157.65
   12.00  -68.07  262.99  -58.75  167.82
   13.00  -68.21  277.99  -61.43  177.92
   14.00  -68.61  292.99  -64.75  187.84
   15.00  -69.25  307.99  -68.67  197.60
   16.00  -70.08  322.99  -73.02  207.56
   17.00  -70.86  337.99  -77.40  219.21
   18.00  -70.65  352.99  -80.99  239.97
   19.00  -70.07    7.99  -83.32  278.12
   20.00  -69.03   22.99  -82.06  327.17
   21.00  -68.01   37.99  -77.93  358.11
   22.00  -67.06   52.99  -72.87   16.59
   23.00  -66.24   67.99  -67.86   30.40
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.30   82.99  -68.97   54.35
    1.00  -72.22   97.99  -66.29   66.39
    2.00  -73.03  112.99  -64.05   76.86
    3.00  -77.19  127.99  -65.60   91.23
    4.00  -78.63  142.99  -65.31  100.01
    5.00  -79.66  157.99  -65.18  107.60
    6.00  -79.38  172.99  -64.18  113.85
    7.00  -78.99  187.99  -63.47  120.40
    8.00  -79.30  202.99  -63.88  127.13
    9.00  -79.49  217.99  -64.57  133.68
   10.00  -79.97  232.99  -65.93  139.73
   11.00  -79.64  247.99  -66.90  146.37
   12.00  -79.68  262.99  -68.55  152.41
   13.00  -79.39  277.99  -70.30  158.86
   14.00  -79.30  292.99  -72.53  164.53
   15.00  -78.99  307.99  -74.96  170.42
   16.00  -79.11  322.99  -77.80  173.61
   17.00  -78.76  337.99  -80.73  177.13
   18.00  -79.07  352.99  -83.64  170.66
   19.00  -78.65    7.99  -86.37  152.95
   20.00  -77.59   22.99  -87.39   86.04
   21.00  -75.62   37.99  -83.96   43.14
   22.00  -73.55   52.99  -78.74   39.58
   23.00  -72.04   67.99  -73.49   45.35
</PRE>


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