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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>
27 Feb 1997 02:29:18 yearsecs   4933758
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.61   38.29  -70.32  347.94
    1.00  -62.20   53.29  -67.03    7.96
    2.00  -62.80   68.29  -63.78   24.54
    3.00  -63.39   83.29  -60.77   39.40
    4.00  -62.83   98.29  -56.75   51.67
    5.00  -64.04  113.29  -55.03   65.31
    6.00  -64.68  128.29  -53.20   77.12
    7.00  -64.85  143.29  -51.54   87.84
    8.00  -65.18  158.29  -50.62   98.40
    9.00  -64.84  173.29  -49.47  108.61
   10.00  -64.42  188.29  -48.75  118.83
   11.00  -64.24  203.29  -48.87  129.07
   12.00  -64.27  218.29  -49.84  139.34
   13.00  -64.53  233.29  -51.55  149.65
   14.00  -65.01  248.29  -53.86  159.93
   15.00  -65.72  263.29  -56.72  170.09
   16.00  -66.65  278.29  -60.13  179.93
   17.00  -67.81  293.29  -64.13  189.25
   18.00  -67.82  308.29  -67.57  200.49
   19.00  -67.15  323.29  -70.75  214.60
   20.00  -65.72  338.29  -73.28  233.81
   21.00  -64.62  353.29  -75.58  258.18
   22.00  -63.29    8.29  -76.14  289.93
   23.00  -62.11   23.29  -74.08  322.47
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.39   38.29  -79.31    2.81
    1.00  -70.38   53.29  -76.13   26.46
    2.00  -71.36   68.29  -72.83   43.45
    3.00  -72.29   83.29  -69.76   57.01
    4.00  -74.93   98.29  -68.55   72.35
    5.00  -76.04  113.29  -66.71   82.27
    6.00  -75.49  128.29  -63.98   88.83
    7.00  -74.89  143.29  -61.67   95.87
    8.00  -75.93  158.29  -61.44  104.58
    9.00  -75.82  173.29  -60.55  112.27
   10.00  -75.85  188.29  -60.25  120.08
   11.00  -75.67  203.29  -60.20  127.90
   12.00  -75.36  218.29  -60.51  135.86
   13.00  -75.27  233.29  -61.53  143.85
   14.00  -75.37  248.29  -63.15  151.71
   15.00  -74.94  263.29  -64.72  160.23
   16.00  -74.82  278.29  -66.97  168.45
   17.00  -73.35  293.29  -68.62  179.64
   18.00  -73.16  308.29  -71.70  189.00
   19.00  -73.79  323.29  -75.62  196.51
   20.00  -73.12  338.29  -78.96  210.22
   21.00  -71.09  353.29  -81.41  238.36
   22.00  -70.44    8.29  -83.73  277.83
   23.00  -69.36   23.29  -82.39  328.65
</PRE>


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