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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 Feb 1997 12:23:29 yearsecs   2982209
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -59.96  245.68  -48.82  160.75
    1.00  -60.65  260.68  -51.71  171.85
    2.00  -61.34  275.68  -54.90  183.06
    3.00  -62.02  290.68  -58.44  194.38
    4.00  -61.07  305.68  -60.92  208.02
    5.00  -62.09  320.68  -65.58  220.60
    6.00  -63.17  335.68  -70.31  235.33
    7.00  -63.79  350.68  -74.26  255.28
    8.00  -63.99    5.68  -76.72  283.52
    9.00  -63.65   20.68  -76.21  317.45
   10.00  -63.24   35.68  -72.99  345.72
   11.00  -63.05   50.68  -68.81    6.18
   12.00  -63.08   65.68  -64.81   22.44
   13.00  -63.34   80.68  -61.34   36.99
   14.00  -63.83   95.68  -58.41   50.79
   15.00  -64.53  110.68  -56.04   63.84
   16.00  -65.47  125.68  -54.40   75.95
   17.00  -66.62  140.68  -53.63   87.26
   18.00  -66.59  155.68  -52.23   97.31
   19.00  -65.96  170.68  -50.71  107.15
   20.00  -64.38  185.68  -48.72  117.04
   21.00  -63.27  200.68  -47.83  127.33
   22.00  -61.72  215.68  -47.20  138.06
   23.00  -60.57  230.68  -47.52  149.28
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.00  245.68  -58.02  154.88
    1.00  -70.61  260.68  -60.62  163.83
    2.00  -71.50  275.68  -63.81  172.17
    3.00  -72.19  290.68  -67.20  180.32
    4.00  -74.22  305.68  -71.84  184.70
    5.00  -75.37  320.68  -75.89  189.19
    6.00  -75.28  335.68  -79.40  197.57
    7.00  -74.75  350.68  -82.97  210.95
    8.00  -75.43    5.68  -87.14  217.07
    9.00  -75.53   20.68  -88.71   24.01
   10.00  -75.37   35.68  -84.52   38.93
   11.00  -75.07   50.68  -80.25   46.38
   12.00  -74.80   65.68  -76.10   54.00
   13.00  -74.77   80.68  -72.34   62.40
   14.00  -74.66   95.68  -68.88   70.32
   15.00  -74.18  110.68  -65.52   77.50
   16.00  -74.09  125.68  -63.01   85.52
   17.00  -72.96  140.68  -60.02   92.53
   18.00  -72.81  155.68  -58.51  100.96
   19.00  -73.22  170.68  -58.03  109.75
   20.00  -72.64  185.68  -57.01  118.18
   21.00  -71.04  200.68  -55.49  126.93
   22.00  -70.82  215.68  -55.93  135.97
   23.00  -69.60  230.68  -55.98  145.66
</PRE>


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