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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>
01 Mar 1997 03:45:59 yearsecs   5111159
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.02   18.18  -72.23  312.17
    1.00  -60.70   33.18  -70.43  339.36
    2.00  -61.39   48.18  -67.39    0.86
    3.00  -62.07   63.18  -64.20   18.35
    4.00  -61.13   78.18  -59.27   31.44
    5.00  -62.16   93.18  -57.10   46.38
    6.00  -63.22  108.18  -55.13   60.35
    7.00  -63.81  123.18  -53.07   72.62
    8.00  -64.33  138.18  -51.55   83.91
    9.00  -63.69  153.18  -49.47   94.13
   10.00  -63.28  168.18  -48.11  104.58
   11.00  -63.09  183.18  -47.45  115.12
   12.00  -63.12  198.18  -47.60  125.60
   13.00  -63.38  213.18  -48.61  136.00
   14.00  -63.87  228.18  -50.38  146.34
   15.00  -64.57  243.18  -52.78  156.58
   16.00  -65.51  258.18  -55.74  166.62
   17.00  -66.43  273.18  -59.01  176.51
   18.00  -66.16  288.18  -61.63  187.73
   19.00  -66.00  303.18  -64.80  199.42
   20.00  -64.43  318.18  -67.09  214.71
   21.00  -63.32  333.18  -69.85  232.11
   22.00  -61.77  348.18  -71.77  254.50
   23.00  -60.62    3.18  -72.90  281.85
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.58   18.18  -80.89  312.24
    1.00  -68.18   33.18  -79.27  349.74
    2.00  -69.07   48.18  -76.31   16.19
    3.00  -69.75   63.18  -72.78   34.31
    4.00  -71.98   78.18  -70.76   52.66
    5.00  -73.03   93.18  -68.06   65.11
    6.00  -73.30  108.18  -65.19   74.55
    7.00  -72.79  123.18  -62.13   82.37
    8.00  -73.64  138.18  -60.98   91.83
    9.00  -73.82  153.18  -59.72  100.28
   10.00  -73.71  168.18  -58.64  108.57
   11.00  -73.44  183.18  -57.86  116.91
   12.00  -73.21  198.18  -57.60  125.36
   13.00  -73.23  213.18  -58.14  133.83
   14.00  -73.16  228.18  -59.10  142.36
   15.00  -72.68  243.18  -60.15  151.33
   16.00  -72.63  258.18  -62.02  160.18
   17.00  -71.43  273.18  -63.32  170.71
   18.00  -71.16  288.18  -65.87  180.55
   19.00  -71.56  303.18  -69.38  189.50
   20.00  -70.86  318.18  -72.40  201.71
   21.00  -69.01  333.18  -74.78  219.97
   22.00  -68.68  348.18  -78.23  239.75
   23.00  -67.24    3.18  -79.83  272.69
</PRE>


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