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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>
07 Oct 1997 01:21:32 yearsecs  24110492
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -64.51   49.03  -71.05    6.57
    1.00  -65.67   64.03  -68.29   25.41
    2.00  -66.44   79.03  -65.21   40.81
    3.00  -67.85   94.03  -63.02   55.61
    4.00  -67.40  109.03  -59.33   66.12
    5.00  -67.99  124.03  -57.24   77.27
    6.00  -67.84  139.03  -55.06   87.08
    7.00  -68.11  154.03  -53.91   97.05
    8.00  -69.03  169.03  -53.88  107.12
    9.00  -69.47  184.03  -53.84  116.69
   10.00  -69.24  199.03  -53.66  126.02
   11.00  -69.02  214.03  -54.08  135.42
   12.00  -69.02  229.03  -55.28  144.88
   13.00  -69.26  244.03  -57.15  154.34
   14.00  -69.73  259.03  -59.60  163.64
   15.00  -70.42  274.03  -62.61  172.55
   16.00  -71.09  289.03  -65.98  181.21
   17.00  -71.22  304.03  -69.30  190.78
   18.00  -71.37  319.03  -72.98  201.00
   19.00  -70.73  334.03  -76.30  215.63
   20.00  -69.91  349.03  -79.45  236.71
   21.00  -69.13    4.03  -81.84  269.83
   22.00  -67.97   19.03  -81.27  314.73
   23.00  -66.01   34.03  -76.65  346.81
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.51   49.03  -76.51   18.65
    1.00  -70.67   64.03  -73.39   37.78
    2.00  -71.44   79.03  -70.09   51.84
    3.00  -77.31   94.03  -71.21   76.41
    4.00  -79.30  109.03  -70.03   87.58
    5.00  -79.69  124.03  -68.29   93.99
    6.00  -78.88  139.03  -65.92   98.65
    7.00  -77.86  154.03  -63.67  104.13
    8.00  -77.82  169.03  -62.76  111.16
    9.00  -77.91  184.03  -62.39  118.33
   10.00  -77.72  199.03  -62.19  125.51
   11.00  -77.85  214.03  -62.76  132.67
   12.00  -78.18  229.03  -63.95  139.55
   13.00  -78.03  244.03  -65.08  146.68
   14.00  -77.88  259.03  -66.61  153.81
   15.00  -77.72  274.03  -68.52  160.88
   16.00  -77.57  289.03  -70.81  167.81
   17.00  -77.40  304.03  -73.45  174.57
   18.00  -78.58  319.03  -76.89  175.21
   19.00  -78.90  334.03  -79.94  176.14
   20.00  -78.04  349.03  -83.08  181.65
   21.00  -76.06    4.03  -86.78  203.44
   22.00  -72.97   19.03  -86.78  322.74
   23.00  -71.01   34.03  -81.97    1.51
</PRE>


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