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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>
22 Jul 1997 13:48:00 yearsecs  17502480
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.95  232.21  -50.89  149.13
    1.00  -63.80  247.21  -52.61  159.87
    2.00  -64.65  262.21  -55.59  170.17
    3.00  -65.48  277.21  -58.90  180.40
    4.00  -65.25  292.21  -61.67  191.89
    5.00  -66.37  307.21  -66.07  202.08
    6.00  -66.59  322.21  -70.00  214.69
    7.00  -66.68  337.21  -73.86  230.39
    8.00  -67.13  352.21  -77.76  250.77
    9.00  -66.66    7.21  -79.68  283.49
   10.00  -66.25   22.21  -79.02  322.03
   11.00  -66.05   37.21  -75.96  352.43
   12.00  -66.09   52.21  -72.01   13.49
   13.00  -66.35   67.21  -68.19   29.88
   14.00  -66.83   82.21  -64.82   44.27
   15.00  -67.54   97.21  -61.98   57.52
   16.00  -68.47  112.21  -59.78   69.77
   17.00  -69.51  127.21  -58.30   80.95
   18.00  -69.40  142.21  -56.30   90.36
   19.00  -68.79  157.21  -54.35   99.47
   20.00  -67.62  172.21  -52.32  108.69
   21.00  -66.58  187.21  -50.90  118.33
   22.00  -65.52  202.21  -50.09  128.26
   23.00  -64.53  217.21  -50.01  138.54
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.34  232.21  -56.81  146.25
    1.00  -71.45  247.21  -59.51  154.72
    2.00  -72.46  262.21  -62.45  162.77
    3.00  -75.21  277.21  -67.09  167.19
    4.00  -77.77  292.21  -71.49  168.62
    5.00  -78.43  307.21  -74.57  172.25
    6.00  -77.70  322.21  -77.25  180.08
    7.00  -77.04  337.21  -80.34  188.12
    8.00  -77.83  352.21  -83.80  182.75
    9.00  -77.58    7.21  -87.06  169.46
   10.00  -77.81   22.21  -87.33   92.46
   11.00  -77.60   37.21  -84.30   64.60
   12.00  -77.49   52.21  -80.66   62.93
   13.00  -77.28   67.21  -77.00   65.84
   14.00  -77.38   82.21  -73.68   71.81
   15.00  -77.02   97.21  -70.39   77.00
   16.00  -77.08  112.21  -67.78   83.82
   17.00  -76.13  127.21  -64.73   89.23
   18.00  -76.20  142.21  -63.05   96.71
   19.00  -76.36  157.21  -61.95  104.37
   20.00  -75.47  172.21  -60.24  111.55
   21.00  -73.38  187.21  -57.74  119.17
   22.00  -71.95  202.21  -56.44  127.76
   23.00  -70.73  217.21  -55.95  136.92
</PRE>


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