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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>
28 Jul 1997 00:33:20 yearsecs  17973200
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -65.25   62.12  -68.33   22.66
    1.00  -66.37   77.12  -65.62   39.01
    2.00  -67.11   92.12  -62.72   52.87
    3.00  -67.92  107.12  -60.24   65.45
    4.00  -67.46  122.12  -57.01   75.41
    5.00  -68.02  137.12  -55.47   85.98
    6.00  -67.84  152.12  -53.78   95.65
    7.00  -68.25  167.12  -53.19  105.60
    8.00  -69.06  182.12  -53.46  115.42
    9.00  -69.42  197.12  -53.80  124.83
   10.00  -69.22  212.12  -54.17  134.18
   11.00  -69.03  227.12  -55.11  143.67
   12.00  -69.06  242.12  -56.73  153.25
   13.00  -69.32  257.12  -58.96  162.78
   14.00  -69.80  272.12  -61.75  172.09
   15.00  -70.50  287.12  -65.12  180.93
   16.00  -71.17  302.12  -68.84  189.60
   17.00  -71.31  317.12  -72.47  199.74
   18.00  -71.47  332.12  -76.34  211.34
   19.00  -70.84  347.12  -79.71  230.17
   20.00  -70.03    2.12  -82.40  261.71
   21.00  -69.25   17.12  -82.81  309.36
   22.00  -68.57   32.12  -79.94  348.61
   23.00  -66.69   47.12  -74.08    8.46
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.25   62.12  -73.54   34.78
    1.00  -71.37   77.12  -70.51   50.27
    2.00  -72.11   92.12  -67.50   62.41
    3.00  -77.77  107.12  -69.17   83.12
    4.00  -79.69  122.12  -68.53   93.29
    5.00  -79.84  137.12  -66.99   99.31
    6.00  -79.39  152.12  -65.30  104.84
    7.00  -78.40  167.12  -63.42  110.62
    8.00  -78.54  182.12  -63.08  117.61
    9.00  -78.59  197.12  -63.06  124.55
   10.00  -78.40  212.12  -63.23  131.55
   11.00  -78.50  227.12  -64.12  138.42
   12.00  -78.80  242.12  -65.59  144.93
   13.00  -78.64  257.12  -67.01  151.77
   14.00  -78.48  272.12  -68.82  158.52
   15.00  -78.32  287.12  -70.98  165.10
   16.00  -78.15  302.12  -73.49  171.38
   17.00  -77.98  317.12  -76.31  177.25
   18.00  -79.05  332.12  -79.57  175.09
   19.00  -79.30  347.12  -82.47  171.68
   20.00  -78.45    2.12  -85.61  167.59
   21.00  -76.55   17.12  -89.14  107.14
   22.00  -73.57   32.12  -84.59   15.20
   23.00  -71.69   47.12  -79.02   24.76
</PRE>


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