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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>
04 Jun 1997 15:05:02 yearsecs  13359902
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.28  212.49  -48.46  135.54
    1.00  -63.49  227.49  -49.95  145.98
    2.00  -64.17  242.49  -52.32  156.30
    3.00  -64.84  257.49  -55.04  166.61
    4.00  -64.58  272.49  -57.25  177.79
    5.00  -65.81  287.49  -61.18  187.65
    6.00  -66.10  302.49  -64.73  198.72
    7.00  -65.98  317.49  -68.28  211.49
    8.00  -66.54  332.49  -72.57  225.25
    9.00  -66.11  347.49  -75.79  245.64
   10.00  -65.69    2.49  -78.16  274.14
   11.00  -65.50   17.49  -78.59  310.29
   12.00  -65.54   32.49  -76.45  343.23
   13.00  -65.79   47.49  -72.97    7.04
   14.00  -66.28   62.49  -69.38   25.10
   15.00  -66.98   77.49  -66.17   40.53
   16.00  -67.91   92.49  -63.44   54.53
   17.00  -69.02  107.49  -61.26   67.26
   18.00  -68.99  122.49  -58.50   77.33
   19.00  -68.33  137.49  -55.74   86.48
   20.00  -67.07  152.49  -52.97   95.45
   21.00  -66.00  167.49  -50.90  105.02
   22.00  -64.88  182.49  -49.25  114.93
   23.00  -63.78  197.49  -48.23  125.12
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.81  212.49  -58.68  133.27
    1.00  -74.91  227.49  -60.70  141.00
    2.00  -75.87  242.49  -62.96  148.19
    3.00  -77.50  257.49  -66.11  153.67
    4.00  -79.80  272.49  -69.84  155.83
    5.00  -80.60  287.49  -72.41  158.84
    6.00  -80.17  302.49  -74.50  164.48
    7.00  -79.76  317.49  -76.94  169.48
    8.00  -80.31  332.49  -79.66  167.68
    9.00  -80.33  347.49  -82.20  163.61
   10.00  -80.31    2.49  -84.34  149.95
   11.00  -80.04   17.49  -85.42  121.05
   12.00  -79.72   32.49  -84.32   90.40
   13.00  -79.46   47.49  -81.69   77.52
   14.00  -79.48   62.49  -78.63   76.24
   15.00  -79.06   77.49  -75.48   76.78
   16.00  -78.93   92.49  -72.54   80.74
   17.00  -77.74  107.49  -69.09   83.21
   18.00  -77.58  122.49  -66.67   89.39
   19.00  -77.93  137.49  -65.18   96.63
   20.00  -77.26  152.49  -63.18  102.83
   21.00  -75.51  167.49  -60.49  109.09
   22.00  -74.66  182.49  -59.11  116.79
   23.00  -73.91  197.49  -58.31  124.94
</PRE>


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