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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>
05 Nov 1997 14:14:16 yearsecs  26662456
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.91  211.20  -45.11  135.13
    1.00  -60.59  226.20  -47.07  145.97
    2.00  -61.28  241.20  -49.46  156.77
    3.00  -61.96  256.20  -52.22  167.60
    4.00  -60.99  271.20  -53.78  179.81
    5.00  -62.00  286.20  -57.51  190.80
    6.00  -63.07  301.20  -61.72  201.79
    7.00  -63.68  316.20  -65.92  214.02
    8.00  -64.09  331.20  -70.07  228.55
    9.00  -63.76  346.20  -73.30  248.38
   10.00  -63.30    1.20  -75.52  275.04
   11.00  -63.09   16.20  -75.92  307.60
   12.00  -63.10   31.20  -73.84  338.00
   13.00  -63.35   46.20  -70.41    1.08
   14.00  -63.83   61.20  -66.90   19.13
   15.00  -64.53   76.20  -63.81   34.86
   16.00  -65.46   91.20  -61.20   49.44
   17.00  -66.61  106.20  -59.10   62.98
   18.00  -66.57  121.20  -56.26   73.85
   19.00  -65.94  136.20  -53.45   83.71
   20.00  -64.36  151.20  -50.31   93.08
   21.00  -63.23  166.20  -48.16  103.16
   22.00  -61.67  181.20  -46.06  113.49
   23.00  -60.52  196.20  -44.97  124.19
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.71  211.20  -58.51  132.58
    1.00  -74.30  226.20  -60.02  140.64
    2.00  -75.12  241.20  -62.15  148.19
    3.00  -75.78  256.20  -64.47  155.38
    4.00  -77.48  271.20  -67.93  160.06
    5.00  -78.50  286.20  -70.95  164.26
    6.00  -78.55  301.20  -73.53  169.75
    7.00  -78.12  316.20  -76.18  176.35
    8.00  -78.57  331.20  -79.33  177.76
    9.00  -78.67  346.20  -82.41  177.00
   10.00  -78.43    1.20  -85.45  169.21
   11.00  -78.10   16.20  -87.51  124.06
   12.00  -77.79   31.20  -85.63   71.43
   13.00  -77.69   46.20  -82.13   63.85
   14.00  -77.51   61.20  -78.50   65.12
   15.00  -77.04   76.20  -74.81   68.15
   16.00  -76.89   91.20  -71.48   73.98
   17.00  -75.89  106.20  -67.81   78.50
   18.00  -75.69  121.20  -65.17   85.57
   19.00  -76.02  136.20  -63.52   93.51
   20.00  -75.54  151.20  -61.59  100.62
   21.00  -74.27  166.20  -59.31  107.74
   22.00  -74.19  181.20  -58.65  115.97
   23.00  -73.27  196.20  -57.64  124.23
</PRE>


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