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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>
23 Jun 1997 12:55:45 yearsecs  14993745
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.95  242.68  -50.29  157.55
    1.00  -62.52  257.68  -52.96  168.35
    2.00  -63.10  272.68  -55.96  179.24
    3.00  -63.67  287.68  -59.32  190.24
    4.00  -63.20  302.68  -62.18  202.86
    5.00  -64.44  317.68  -66.98  214.22
    6.00  -64.99  332.68  -71.25  228.59
    7.00  -65.16  347.68  -74.95  247.97
    8.00  -65.72    2.68  -78.21  274.50
    9.00  -65.09   17.68  -78.10  310.75
   10.00  -64.67   32.68  -75.40  342.38
   11.00  -64.48   47.68  -71.38    4.82
   12.00  -64.52   62.68  -67.32   21.87
   13.00  -64.78   77.68  -63.72   36.63
   14.00  -65.26   92.68  -60.64   50.37
   15.00  -65.97  107.68  -58.13   63.27
   16.00  -66.90  122.68  -56.35   75.23
   17.00  -68.06  137.68  -55.44   86.37
   18.00  -68.07  152.68  -53.97   96.15
   19.00  -67.39  167.68  -52.30  105.64
   20.00  -66.00  182.68  -50.37  115.24
   21.00  -64.89  197.68  -49.33  125.24
   22.00  -63.61  212.68  -48.79  135.61
   23.00  -62.43  227.68  -48.98  146.47
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.46  242.68  -58.97  151.97
    1.00  -72.48  257.68  -61.82  160.05
    2.00  -73.45  272.68  -64.92  167.58
    3.00  -74.40  287.68  -68.32  174.34
    4.00  -76.91  302.68  -72.91  175.53
    5.00  -77.94  317.68  -76.40  177.60
    6.00  -77.42  332.68  -79.42  184.61
    7.00  -76.83  347.68  -82.76  192.11
    8.00  -77.73    2.68  -86.08  176.10
    9.00  -77.54   17.68  -88.07  113.42
   10.00  -77.55   32.68  -85.38   66.71
   11.00  -77.35   47.68  -81.75   61.30
   12.00  -77.01   62.68  -77.97   62.93
   13.00  -76.88   77.68  -74.39   68.15
   14.00  -76.96   92.68  -71.23   74.85
   15.00  -76.53  107.68  -68.08   80.59
   16.00  -76.38  122.68  -65.58   87.42
   17.00  -74.93  137.68  -62.30   92.97
   18.00  -74.72  152.68  -60.65  100.70
   19.00  -75.37  167.68  -60.34  109.12
   20.00  -74.79  182.68  -59.24  116.92
   21.00  -72.92  197.68  -57.31  125.08
   22.00  -72.31  212.68  -57.21  133.79
   23.00  -71.43  227.68  -57.42  142.95
</PRE>


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