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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>
22 Feb 1997 01:47:54 yearsecs   4499274
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.12   49.60  -69.19    5.00
    1.00  -63.41   64.60  -65.49   21.90
    2.00  -64.06   79.60  -62.43   37.16
    3.00  -64.69   94.60  -59.60   51.12
    4.00  -64.42  109.60  -56.14   62.87
    5.00  -65.67  124.60  -54.78   75.38
    6.00  -65.99  139.60  -53.10   86.08
    7.00  -65.86  154.60  -51.57   96.21
    8.00  -66.41  169.60  -51.21  106.58
    9.00  -65.98  184.60  -50.32  116.52
   10.00  -65.56  199.60  -50.04  126.52
   11.00  -65.37  214.60  -50.62  136.59
   12.00  -65.41  229.60  -51.97  146.75
   13.00  -65.66  244.60  -53.96  156.97
   14.00  -66.15  259.60  -56.52  167.13
   15.00  -66.85  274.60  -59.63  177.08
   16.00  -67.79  289.60  -63.33  186.63
   17.00  -68.90  304.60  -67.59  195.73
   18.00  -68.89  319.60  -71.24  207.57
   19.00  -68.22  334.60  -74.51  223.61
   20.00  -66.95  349.60  -77.02  246.92
   21.00  -65.86    4.60  -78.59  278.57
   22.00  -64.73   19.60  -77.55  315.25
   23.00  -63.61   34.60  -73.69  344.39
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.34   49.60  -78.02   26.09
    1.00  -72.49   64.60  -74.77   44.30
    2.00  -73.49   79.60  -71.64   57.88
    3.00  -75.09   94.60  -69.44   70.78
    4.00  -77.73  109.60  -68.73   84.08
    5.00  -78.61  124.60  -67.30   92.16
    6.00  -77.96  139.60  -65.00   97.62
    7.00  -77.34  154.60  -63.11  103.92
    8.00  -78.27  169.60  -63.19  111.69
    9.00  -77.99  184.60  -62.47  118.63
   10.00  -78.11  199.60  -62.60  125.75
   11.00  -77.93  214.60  -62.87  132.91
   12.00  -77.65  229.60  -63.48  140.23
   13.00  -77.47  244.60  -64.63  147.59
   14.00  -77.60  259.60  -66.45  154.51
   15.00  -77.21  274.60  -68.22  162.16
   16.00  -77.11  289.60  -70.61  169.21
   17.00  -75.75  304.60  -72.60  179.86
   18.00  -75.61  319.60  -75.77  187.72
   19.00  -76.14  334.60  -79.47  192.43
   20.00  -75.45  349.60  -82.94  204.45
   21.00  -73.44    4.60  -85.82  245.90
   22.00  -72.46   19.60  -86.18  323.60
   23.00  -71.54   34.60  -82.31    5.40
</PRE>


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