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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 May 1997 11:13:14 yearsecs  12827594
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.24  263.71  -50.89  175.13
    1.00  -60.44  278.71  -54.64  186.22
    2.00  -61.14  293.71  -58.28  197.79
    3.00  -67.74  308.71  -67.61  200.97
    4.00  -67.47  323.71  -71.13  214.33
    5.00  -68.31  338.71  -75.61  228.10
    6.00  -68.61  353.71  -79.42  249.14
    7.00  -68.47    8.71  -81.73  284.29
    8.00  -69.14   23.71  -82.09  329.44
    9.00  -69.29   38.71  -79.10    3.19
   10.00  -68.94   53.71  -74.63   22.34
   11.00  -68.62   68.71  -70.17   36.37
   12.00  -68.56   83.71  -66.20   48.85
   13.00  -68.74   98.71  -62.84   60.60
   14.00  -69.17  113.71  -60.20   71.72
   15.00  -69.85  128.71  -58.42   82.26
   16.00  -70.38  143.71  -57.13   92.07
   17.00  -70.15  158.71  -55.62  101.16
   18.00  -70.74  173.71  -55.40  110.63
   19.00  -70.11  188.71  -54.43  119.67
   20.00  -69.31  203.71  -53.86  128.93
   21.00  -67.92  218.71  -53.35  138.68
   22.00  -63.97  233.71  -51.07  150.18
   23.00  -61.35  248.71  -50.55  162.34
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.24  263.71  -55.47  171.59
    1.00  -65.44  278.71  -59.14  181.55
    2.00  -66.14  293.71  -62.78  191.90
    3.00  -73.47  308.71  -72.01  188.47
    4.00  -75.86  323.71  -76.83  188.74
    5.00  -75.94  338.71  -80.39  195.38
    6.00  -75.72  353.71  -84.07  204.26
    7.00  -74.59    8.71  -87.56  242.77
    8.00  -74.95   23.71  -87.65   15.02
    9.00  -75.18   38.71  -83.61   39.22
   10.00  -75.07   53.71  -79.43   48.24
   11.00  -75.33   68.71  -75.64   57.87
   12.00  -75.82   83.71  -72.36   67.26
   13.00  -75.72   98.71  -69.10   74.42
   14.00  -75.61  113.71  -66.27   81.69
   15.00  -75.50  128.71  -63.93   89.06
   16.00  -75.38  143.71  -62.10   96.60
   17.00  -75.15  158.71  -60.64  104.24
   18.00  -76.38  173.71  -61.11  112.73
   19.00  -76.60  188.71  -61.01  120.40
   20.00  -75.45  203.71  -59.98  128.16
   21.00  -72.92  218.71  -58.16  137.07
   22.00  -68.97  233.71  -55.70  147.90
   23.00  -66.35  248.71  -55.13  159.39
</PRE>


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