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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>
06 Jul 1997 01:39:34 yearsecs  16076374
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.84   45.88  -65.99  356.25
    1.00  -61.16   60.88  -63.64   14.67
    2.00  -61.99   75.88  -60.89   30.54
    3.00  -67.42   90.88  -63.32   52.41
    4.00  -67.36  105.88  -59.92   63.76
    5.00  -68.46  120.88  -58.23   75.67
    6.00  -69.18  135.88  -56.80   86.17
    7.00  -68.97  150.88  -55.03   95.54
    8.00  -69.28  165.88  -54.30  105.22
    9.00  -69.18  180.88  -53.61  114.66
   10.00  -68.63  195.88  -52.99  124.06
   11.00  -68.14  210.88  -53.05  133.61
   12.00  -67.94  225.88  -53.98  143.31
   13.00  -68.02  240.88  -55.64  153.07
   14.00  -68.38  255.88  -57.95  162.77
   15.00  -69.00  270.88  -60.85  172.18
   16.00  -69.62  285.88  -64.13  181.44
   17.00  -69.67  300.88  -67.37  191.64
   18.00  -69.77  315.88  -71.00  202.55
   19.00  -69.11  330.88  -74.27  217.37
   20.00  -68.32  345.88  -77.38  237.47
   21.00  -67.58    0.88  -79.82  266.62
   22.00  -64.24   15.88  -77.24  306.62
   23.00  -61.77   30.88  -72.28  336.35
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.84   45.88  -72.29    3.10
    1.00  -66.16   60.88  -69.69   23.21
    2.00  -66.99   75.88  -66.60   39.14
    3.00  -74.18   90.88  -69.53   66.48
    4.00  -76.08  105.88  -68.03   78.76
    5.00  -77.19  120.88  -66.55   87.96
    6.00  -76.43  135.88  -63.94   93.88
    7.00  -75.23  150.88  -61.31  100.18
    8.00  -75.47  165.88  -60.54  108.23
    9.00  -75.60  180.88  -60.10  116.16
   10.00  -75.40  195.88  -59.80  124.03
   11.00  -75.58  210.88  -60.36  131.89
   12.00  -75.99  225.88  -61.62  139.50
   13.00  -75.83  240.88  -62.77  147.38
   14.00  -75.67  255.88  -64.34  155.35
   15.00  -75.50  270.88  -66.32  163.39
   16.00  -75.33  285.88  -68.69  171.46
   17.00  -75.06  300.88  -71.39  179.88
   18.00  -76.34  315.88  -75.32  183.24
   19.00  -76.61  330.88  -78.77  188.40
   20.00  -75.51  345.88  -82.02  201.85
   21.00  -73.06    0.88  -84.68  240.10
   22.00  -69.24   15.88  -82.83  305.34
   23.00  -66.77   30.88  -78.20  342.09
</PRE>


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