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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 Mar 1997 01:02:23 yearsecs   5533343
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.68   60.08  -65.80   16.09
    1.00  -63.21   75.08  -62.56   31.66
    2.00  -63.75   90.08  -59.59   45.91
    3.00  -64.28  105.08  -56.90   59.12
    4.00  -63.99  120.08  -53.77   70.46
    5.00  -65.31  135.08  -52.94   82.45
    6.00  -65.67  150.08  -51.75   93.02
    7.00  -65.55  165.08  -50.57  103.21
    8.00  -65.97  180.08  -50.40  113.49
    9.00  -65.62  195.08  -49.99  123.49
   10.00  -65.21  210.08  -50.16  133.57
   11.00  -65.02  225.08  -51.15  143.80
   12.00  -65.05  240.08  -52.83  154.15
   13.00  -65.31  255.08  -55.09  164.55
   14.00  -65.79  270.08  -57.91  174.90
   15.00  -66.50  285.08  -61.30  185.03
   16.00  -67.43  300.08  -65.31  194.83
   17.00  -68.59  315.08  -69.86  204.46
   18.00  -68.62  330.08  -73.68  217.83
   19.00  -67.92  345.08  -76.85  237.47
   20.00  -66.59    0.08  -78.72  267.19
   21.00  -65.49   15.08  -78.67  304.33
   22.00  -64.31   30.08  -75.52  337.15
   23.00  -63.12   45.08  -70.43  359.29
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.83   60.08  -75.48   38.22
    1.00  -73.01   75.08  -72.40   53.50
    2.00  -74.00   90.08  -69.56   65.57
    3.00  -75.04  105.08  -67.31   76.17
    4.00  -77.73  120.08  -67.14   88.59
    5.00  -78.72  135.08  -66.17   96.73
    6.00  -78.10  150.08  -64.20  102.55
    7.00  -77.69  165.08  -62.81  109.19
    8.00  -78.43  180.08  -63.01  116.63
    9.00  -78.13  195.08  -62.58  123.61
   10.00  -78.21  210.08  -62.96  130.66
   11.00  -78.05  225.08  -63.56  137.79
   12.00  -77.68  240.08  -64.39  145.20
   13.00  -77.51  255.08  -65.82  152.51
   14.00  -77.67  270.08  -67.91  159.21
   15.00  -77.26  285.08  -69.93  166.83
   16.00  -77.09  300.08  -72.51  173.86
   17.00  -75.53  315.08  -74.71  185.77
   18.00  -75.29  330.08  -78.05  194.48
   19.00  -76.02  345.08  -81.97  197.69
   20.00  -75.44    0.08  -85.66  211.60
   21.00  -73.47   15.08  -87.46  297.89
   22.00  -72.71   30.08  -84.46    3.22
   23.00  -71.94   45.08  -79.80   23.52
</PRE>


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