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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>
06 May 1997 15:53:35 yearsecs  10857215
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.82  197.29  -48.26  124.98
    1.00  -64.53  212.29  -49.65  135.18
    2.00  -65.62  227.29  -51.93  145.10
    3.00  -66.71  242.29  -54.62  154.78
    4.00  -66.51  257.29  -56.50  165.23
    5.00  -67.40  272.29  -59.70  174.88
    6.00  -67.48  287.29  -62.59  185.40
    7.00  -67.35  302.29  -65.75  196.64
    8.00  -68.04  317.29  -69.97  207.42
    9.00  -67.76  332.29  -73.55  222.25
   10.00  -67.38  347.29  -76.89  242.19
   11.00  -67.19    2.29  -79.65  270.74
   12.00  -67.22   17.29  -80.53  309.75
   13.00  -67.48   32.29  -78.70  346.33
   14.00  -67.96   47.29  -75.42   11.84
   15.00  -68.67   62.29  -71.97   30.51
   16.00  -69.58   77.29  -68.83   45.94
   17.00  -70.45   92.29  -65.95   59.08
   18.00  -70.24  107.29  -62.49   68.95
   19.00  -69.71  122.29  -59.25   78.02
   20.00  -68.71  137.29  -56.15   86.66
   21.00  -67.73  152.29  -53.65   95.69
   22.00  -66.30  167.29  -51.22  104.99
   23.00  -64.59  182.29  -48.97  114.75
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.82  197.29  -53.20  124.95
    1.00  -69.88  212.29  -54.82  134.15
    2.00  -70.88  227.29  -56.86  142.97
    3.00  -75.61  242.29  -62.71  148.33
    4.00  -78.00  257.29  -66.50  152.83
    5.00  -78.30  272.29  -68.71  158.96
    6.00  -77.48  287.29  -70.46  167.27
    7.00  -76.73  302.29  -72.73  175.89
    8.00  -77.09  317.29  -75.97  180.96
    9.00  -76.75  332.29  -79.14  188.20
   10.00  -76.98  347.29  -82.68  190.80
   11.00  -76.77    2.29  -86.29  191.49
   12.00  -76.99   17.29  -88.67  111.81
   13.00  -76.76   32.29  -85.62   56.12
   14.00  -76.80   47.29  -81.75   56.96
   15.00  -76.53   62.29  -77.87   60.30
   16.00  -76.81   77.29  -74.44   67.73
   17.00  -76.53   92.29  -71.01   73.46
   18.00  -77.01  107.29  -68.54   81.45
   19.00  -76.63  122.29  -65.86   87.65
   20.00  -75.56  137.29  -62.95   93.50
   21.00  -73.49  152.29  -59.46   99.53
   22.00  -71.30  167.29  -56.26  106.96
   23.00  -69.59  182.29  -53.99  115.63
</PRE>


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