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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>
26 Jun 1997 00:17:16 yearsecs  15207436
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.88   64.40  -66.10   22.48
    1.00  -64.18   79.40  -62.62   37.18
    2.00  -65.23   94.40  -60.22   51.74
    3.00  -66.27  109.40  -58.10   64.94
    4.00  -66.08  124.40  -55.24   75.62
    5.00  -67.05  139.40  -54.22   86.72
    6.00  -67.18  154.40  -52.93   96.77
    7.00  -67.02  169.40  -51.83  106.64
    8.00  -67.41  184.40  -51.76  116.60
    9.00  -67.33  199.40  -51.78  126.33
   10.00  -66.92  214.40  -52.09  136.13
   11.00  -66.73  229.40  -53.18  146.09
   12.00  -66.77  244.40  -54.94  156.17
   13.00  -67.03  259.40  -57.28  166.27
   14.00  -67.52  274.40  -60.17  176.23
   15.00  -68.23  289.40  -63.67  185.87
   16.00  -69.16  304.40  -67.75  195.11
   17.00  -70.13  319.40  -72.15  204.49
   18.00  -69.92  334.40  -75.79  218.60
   19.00  -69.38  349.40  -79.10  239.26
   20.00  -68.32    4.40  -81.08  273.08
   21.00  -67.30   19.40  -80.49  315.46
   22.00  -66.14   34.40  -76.72  347.70
   23.00  -64.54   49.40  -70.97    7.07
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.88   64.40  -71.60   33.05
    1.00  -69.93   79.40  -68.62   48.43
    2.00  -70.94   94.40  -65.92   61.50
    3.00  -75.09  109.40  -66.55   78.50
    4.00  -77.57  124.40  -66.41   90.22
    5.00  -77.95  139.40  -65.00   97.52
    6.00  -77.09  154.40  -62.88  103.60
    7.00  -76.79  169.40  -61.70  110.76
    8.00  -77.18  184.40  -61.65  118.34
    9.00  -76.98  199.40  -61.45  125.76
   10.00  -77.35  214.40  -62.28  133.05
   11.00  -77.10  229.40  -62.94  140.54
   12.00  -77.21  244.40  -64.38  147.77
   13.00  -76.98  259.40  -65.91  155.34
   14.00  -77.04  274.40  -68.06  162.40
   15.00  -76.73  289.40  -70.32  170.06
   16.00  -76.97  304.40  -73.28  176.08
   17.00  -76.50  319.40  -76.16  184.17
   18.00  -76.80  334.40  -79.64  188.63
   19.00  -76.48  349.40  -83.12  195.53
   20.00  -75.34    4.40  -86.77  217.44
   21.00  -73.12   19.40  -86.90  325.65
   22.00  -71.14   34.40  -82.00    2.88
   23.00  -69.54   49.40  -76.43   19.18
</PRE>


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