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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>
29 Mar 1997 10:04:49 yearsecs   7553089
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -58.67  281.65  -53.55  190.07
    1.00  -60.00  296.65  -57.85  201.41
    2.00  -61.09  311.65  -62.39  213.33
    3.00  -62.43  326.65  -67.40  226.23
    4.00  -64.08  341.65  -72.58  241.38
    5.00  -65.39  356.65  -76.95  262.80
    6.00  -65.69   11.65  -78.90  295.69
    7.00  -65.62   26.65  -77.67  331.61
    8.00  -66.32   41.65  -75.13  359.98
    9.00  -65.69   56.65  -70.33   17.73
   10.00  -65.28   71.65  -65.83   32.00
   11.00  -65.09   86.65  -61.87   45.02
   12.00  -65.12  101.65  -58.51   57.46
   13.00  -65.38  116.65  -55.81   69.30
   14.00  -65.86  131.65  -53.96   80.50
   15.00  -66.57  146.65  -52.97   91.24
   16.00  -67.50  161.65  -52.75  101.72
   17.00  -65.72  176.65  -50.24  111.12
   18.00  -65.25  191.65  -49.58  121.18
   19.00  -66.00  206.65  -50.75  131.17
   20.00  -64.98  221.65  -50.80  141.46
   21.00  -62.01  236.65  -49.58  153.10
   22.00  -60.62  251.65  -50.29  164.95
   23.00  -59.19  266.65  -51.33  177.49
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.67  281.65  -58.12  185.58
    1.00  -65.00  296.65  -62.42  195.66
    2.00  -66.09  311.65  -66.92  206.20
    3.00  -67.43  326.65  -71.84  217.23
    4.00  -70.51  341.65  -78.08  224.55
    5.00  -72.72  356.65  -83.41  234.48
    6.00  -72.10   11.65  -85.79  284.10
    7.00  -71.45   26.65  -84.06  345.67
    8.00  -73.14   41.65  -81.66   26.05
    9.00  -72.94   56.65  -77.30   39.72
   10.00  -73.28   71.65  -73.49   52.06
   11.00  -73.25   86.65  -69.74   61.61
   12.00  -72.94  101.65  -66.16   70.05
   13.00  -72.89  116.65  -63.28   78.75
   14.00  -73.25  131.65  -61.39   87.76
   15.00  -72.86  146.65  -59.33   95.83
   16.00  -72.80  161.65  -58.09  104.38
   17.00  -70.72  176.65  -55.28  112.41
   18.00  -70.25  191.65  -54.57  121.48
   19.00  -71.00  206.65  -55.64  130.51
   20.00  -69.98  221.65  -55.54  139.88
   21.00  -67.01  236.65  -54.22  150.81
   22.00  -65.62  251.65  -54.88  161.91
   23.00  -64.19  266.65  -55.90  173.80
</PRE>


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