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    <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>
21 Sep 1997 13:12:56 yearsecs  22770776
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.80  233.14  -48.02  151.01
    1.00  -61.43  248.14  -50.55  161.86
    2.00  -62.08  263.14  -53.42  172.77
    3.00  -62.72  278.14  -56.60  183.78
    4.00  -61.96  293.14  -58.91  196.45
    5.00  -63.08  308.14  -63.37  207.66
    6.00  -63.94  323.14  -67.90  220.29
    7.00  -64.33  338.14  -71.99  236.35
    8.00  -64.86  353.14  -75.79  257.46
    9.00  -64.26    8.14  -77.18  288.70
   10.00  -63.84   23.14  -76.14  322.82
   11.00  -63.65   38.14  -72.89  350.13
   12.00  -63.69   53.14  -68.92   10.09
   13.00  -63.95   68.14  -65.20   26.29
   14.00  -64.43   83.14  -61.98   40.91
   15.00  -65.14   98.14  -59.28   54.66
   16.00  -66.07  113.14  -57.17   67.48
   17.00  -67.22  128.14  -55.84   79.29
   18.00  -67.21  143.14  -53.97   89.33
   19.00  -66.56  158.14  -52.03   98.95
   20.00  -65.06  173.14  -49.70  108.57
   21.00  -63.95  188.14  -48.28  118.68
   22.00  -62.51  203.14  -47.18  129.08
   23.00  -61.35  218.14  -47.04  139.91
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.42  233.14  -59.78  145.02
    1.00  -74.21  248.14  -62.10  152.81
    2.00  -75.10  263.14  -64.84  159.93
    3.00  -75.90  278.14  -67.78  166.40
    4.00  -77.88  293.14  -71.72  168.70
    5.00  -78.90  308.14  -74.95  170.78
    6.00  -78.82  323.14  -77.77  175.06
    7.00  -78.23  338.14  -80.74  180.64
    8.00  -78.75  353.14  -83.78  173.44
    9.00  -78.63    8.14  -86.41  152.80
   10.00  -78.46   23.14  -86.65   97.10
   11.00  -78.15   38.14  -83.97   70.02
   12.00  -77.81   53.14  -80.49   65.26
   13.00  -77.67   68.14  -76.94   67.98
   14.00  -77.58   83.14  -73.59   72.86
   15.00  -77.11   98.14  -70.27   77.63
   16.00  -76.94  113.14  -67.51   83.96
   17.00  -75.76  128.14  -64.26   89.15
   18.00  -75.55  143.14  -62.32   96.47
   19.00  -76.06  158.14  -61.58  104.61
   20.00  -75.61  173.14  -60.35  112.11
   21.00  -74.19  188.14  -58.56  119.79
   22.00  -73.94  203.14  -58.45  128.06
   23.00  -73.11  218.14  -58.31  136.67
</PRE>


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