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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>
02 Jun 1997 17:12:31 yearsecs  13194751
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.89  173.80  -48.49  108.71
    1.00  -63.92  188.80  -48.25  119.13
    2.00  -64.62  203.80  -49.27  129.39
    3.00  -65.32  218.80  -50.89  139.43
    4.00  -65.04  233.80  -52.08  149.79
    5.00  -66.18  248.80  -54.99  159.56
    6.00  -66.41  263.80  -57.42  169.87
    7.00  -66.23  278.80  -59.85  180.77
    8.00  -66.82  293.80  -63.39  191.04
    9.00  -65.93  308.80  -66.08  204.07
   10.00  -66.21  323.80  -70.08  216.94
   11.00  -65.99  338.80  -73.65  233.88
   12.00  -66.05  353.80  -77.06  256.18
   13.00  -66.34    8.80  -79.47  287.91
   14.00  -66.86   23.80  -79.53  326.42
   15.00  -67.62   38.80  -77.31  358.47
   16.00  -68.61   53.80  -74.27   21.49
   17.00  -69.77   68.80  -71.26   39.35
   18.00  -69.74   83.80  -67.33   51.38
   19.00  -69.06   98.80  -63.13   61.18
   20.00  -67.79  113.80  -58.80   70.02
   21.00  -66.69  128.80  -55.20   79.25
   22.00  -65.54  143.80  -52.20   88.65
   23.00  -64.46  158.80  -49.84   98.43
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.29  173.80  -56.96  111.20
    1.00  -73.43  188.80  -57.78  120.07
    2.00  -74.43  203.80  -58.96  128.36
    3.00  -76.49  218.80  -61.65  135.62
    4.00  -78.93  233.80  -65.01  141.08
    5.00  -79.70  248.80  -67.02  146.63
    6.00  -79.16  263.80  -68.24  153.73
    7.00  -78.65  278.80  -69.90  160.93
    8.00  -79.45  293.80  -72.74  164.34
    9.00  -79.28  308.80  -75.22  169.51
   10.00  -79.57  323.80  -78.05  171.43
   11.00  -79.31  338.80  -80.88  173.43
   12.00  -78.96  353.80  -83.84  171.13
   13.00  -78.63    8.80  -86.49  150.92
   14.00  -78.61   23.80  -86.43   96.65
   15.00  -78.15   38.80  -83.83   69.66
   16.00  -78.02   53.80  -80.36   66.75
   17.00  -76.90   68.80  -76.46   64.67
   18.00  -76.78   83.80  -72.97   70.41
   19.00  -77.10   98.80  -70.14   77.91
   20.00  -76.39  113.80  -66.93   83.19
   21.00  -74.50  128.80  -62.97   87.75
   22.00  -73.41  143.80  -60.15   94.71
   23.00  -72.48  158.80  -57.96  102.55
</PRE>


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