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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>
22 Aug 1997 02:13:32 yearsecs  20139212
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -60.26   38.07  -68.65  346.35
    1.00  -60.92   53.07  -65.44    5.97
    2.00  -61.59   68.07  -62.33   22.50
    3.00  -62.25   83.07  -59.49   37.53
    4.00  -61.37   98.07  -55.15   49.64
    5.00  -62.42  113.07  -53.34   63.43
    6.00  -63.39  128.07  -51.89   75.89
    7.00  -63.93  143.07  -50.61   87.11
    8.00  -64.78  158.07  -50.22   98.07
    9.00  -64.04  173.07  -48.67  108.24
   10.00  -63.57  188.07  -47.90  118.60
   11.00  -63.35  203.07  -48.00  128.98
   12.00  -63.37  218.07  -48.97  139.41
   13.00  -63.61  233.07  -50.67  149.88
   14.00  -64.09  248.07  -52.99  160.33
   15.00  -64.79  263.07  -55.86  170.69
   16.00  -65.71  278.07  -59.26  180.79
   17.00  -66.87  293.07  -63.27  190.43
   18.00  -66.84  308.07  -66.69  202.01
   19.00  -66.20  323.07  -69.88  216.27
   20.00  -64.63  338.07  -72.24  235.72
   21.00  -63.52  353.07  -74.45  259.71
   22.00  -62.01    8.07  -74.74  290.53
   23.00  -60.85   23.07  -72.60  321.72
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.80   38.07  -79.77    3.89
    1.00  -70.51   53.07  -76.31   26.69
    2.00  -71.44   68.07  -72.96   43.54
    3.00  -72.21   83.07  -69.74   56.66
    4.00  -74.23   98.07  -68.02   70.65
    5.00  -75.56  113.07  -66.33   81.27
    6.00  -75.43  128.07  -63.96   88.64
    7.00  -75.01  143.07  -61.81   95.88
    8.00  -75.51  158.07  -61.05  104.17
    9.00  -75.56  173.07  -60.29  112.05
   10.00  -75.41  188.07  -59.80  119.91
   11.00  -75.11  203.07  -59.63  127.87
   12.00  -74.82  218.07  -59.97  135.97
   13.00  -74.77  233.07  -61.04  144.09
   14.00  -74.68  248.07  -62.51  152.30
   15.00  -74.19  263.07  -64.06  161.12
   16.00  -74.09  278.07  -66.35  169.61
   17.00  -72.86  293.07  -68.21  180.49
   18.00  -72.68  308.07  -71.31  190.09
   19.00  -73.17  323.07  -75.19  198.49
   20.00  -72.58  338.07  -78.58  212.44
   21.00  -70.91  353.07  -81.21  238.91
   22.00  -70.62    8.07  -83.89  276.48
   23.00  -69.44   23.07  -82.51  328.18
</PRE>


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