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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>
10 Sep 1997 01:46:56 yearsecs  21779216
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -58.96   43.71  -65.41  352.68
    1.00  -59.56   58.71  -62.10   10.32
    2.00  -60.15   73.71  -59.09   25.90
    3.00  -60.74   88.71  -56.41   40.54
    4.00  -60.17  103.71  -52.65   53.16
    5.00  -61.12  118.71  -50.95   66.71
    6.00  -62.47  133.71  -50.16   79.36
    7.00  -63.41  148.71  -49.54   90.81
    8.00  -63.45  163.71  -48.51  101.47
    9.00  -63.02  178.71  -47.47  111.96
   10.00  -62.61  193.71  -46.99  122.47
   11.00  -62.42  208.71  -47.38  133.01
   12.00  -62.45  223.71  -48.60  143.62
   13.00  -62.71  238.71  -50.49  154.30
   14.00  -63.19  253.71  -52.98  164.97
   15.00  -63.90  268.71  -55.99  175.57
   16.00  -64.83  283.71  -59.56  185.93
   17.00  -65.99  298.71  -63.75  195.93
   18.00  -66.04  313.71  -67.38  208.06
   19.00  -65.18  328.71  -70.43  223.88
   20.00  -63.57  343.71  -72.57  245.12
   21.00  -62.44  358.71  -74.29  271.37
   22.00  -60.79   13.71  -73.42  302.97
   23.00  -59.66   28.71  -70.12  331.42
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.79   43.71  -80.83   26.40
    1.00  -73.49   58.71  -77.12   43.76
    2.00  -74.35   73.71  -73.75   57.02
    3.00  -74.98   88.71  -70.64   67.37
    4.00  -76.45  103.71  -68.73   78.54
    5.00  -77.56  118.71  -67.19   87.68
    6.00  -77.56  133.71  -65.25   94.40
    7.00  -77.08  148.71  -63.31  100.84
    8.00  -77.37  163.71  -62.56  108.32
    9.00  -77.44  178.71  -62.03  115.63
   10.00  -77.12  193.71  -61.53  122.93
   11.00  -76.77  208.71  -61.47  130.44
   12.00  -76.48  223.71  -61.94  138.10
   13.00  -76.35  238.71  -63.03  145.80
   14.00  -76.22  253.71  -64.54  153.55
   15.00  -75.82  268.71  -66.24  161.76
   16.00  -75.80  283.71  -68.65  169.38
   17.00  -75.12  298.71  -70.99  178.59
   18.00  -74.87  313.71  -74.03  187.25
   19.00  -74.88  328.71  -77.52  195.56
   20.00  -74.48  343.71  -81.06  207.34
   21.00  -73.36  358.71  -84.34  233.11
   22.00  -73.33   13.71  -87.25  289.09
   23.00  -72.42   28.71  -84.54  357.54
</PRE>


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